PG Search Results (2464 records)

Last Name Suffix First Name Middle Name Business Name Address City State Zip Country Business Phone Email License Number
Aalto Thomas E. Highlands Ranch CO 80126 PG-1864
Aamot Jonathan Randal Earth Systems 400 E Broadway Ave Ste 50 Bismarck ND 58501 701-751-4868 PG-3664
Abbott Jr. David MacLean 5055 Tamarac St Denver CO 80238 303-394-0321 PG-2660
Aceto Frank Stantec Consulting Corporation 105 Christie Ln Kennett Square PA 19348 610-704-9156 PG-3310
Achuff Jonathan M. Black Spruce, Inc. 1800 Cody St Lakewood CO 80215 303-759-8616 PG-2666
Acker Patricia T. Lyntek, Inc. 1550 Dover St Lakewood CO 80215 303-944-6168 PG-1081
Acquaviva Daniel J. Sachem Resources Corp. PO Box 367 Estero FL 33929-0367 239-947-7028 PG- 286
Acre John Thomas Acresgreen & Associates PO Box 17388 Denver CO 80217 303-332-4700 PG-2305
Adair Timothy Paul PO Box 201 Oakes ND 58474 858-722-5597 PG-3209
Adams Howard Joseph 14756 Pine Knolls Ln Reno NV 89521-6318 PG-1350
Adams Jason Stephen ARCADIS-US, Inc. 575 Double Eagle Ct Ste 200 Reno NV 89521 775-229-8870 PG-3826
Adams Joby Lynn AWES, LLC 4809 Four Star Ct Fort Collins CO 80524 970-590-3807 PG- 864
Adamson John Daniel Geopinion. Inc. 3098 Metropolitan Way Salt Lake City UT 84109 801-486-4598 PG-3150
Adkins Michael Scott Ark Land Company City Place 1 Ste 300 Saint Louis MO 63141 800-238-7398 PG-2820
Adler Kerry Michael On-Line Exploration Services, Inc. 11986 Wilderness Dr Anchorage AK 99516-2238 907-345-4815 PG-3293
Affeldt III Irving Dean Purcell, Rhoades & Associates 1041 Hook Ave Pleasant Hill CA 94523 925-938-2801 PG-1812
Agurkis Edward Nicholas Windsor Exploration, Inc. PO Box 599 Denver CO 80201 303-507-3914 PG-3316
Ahern Richard Self Employed Phoenix AZ 85043 PG- 229
Ahlbrandt Thomas Stuart Ahlbrandt Consulting PO Box 249 Conifer CO 80433 303-803-3646 PG- 912
Ahlenius Kathleen M. WYDOT - Winter Research Services 5300 Bishop Blvd Cheyenne WY 82009 307-777-4264 PG-3416
Aikin Andrea Renee 12084 W Maryland Dr Lakewood CO 80228-3616 303-985-9949 PG-1000
Ainslie Kristi Gayle URS Corporation Germantown MD PG-3565
Airey Daniel E. Ranger Environmental Services, Inc. PO Box 201179 Austin TX 78720 512-335-1785 PG-1641
Akiyama Wayne Seiji CB&I Federal Services, LLC 4005 Port Chicago Hwy
Suite 200
Concord CA 94520 925-288-2003 PG- 935
Alderks David F. 4404 Pasadena Dr Midland TX 79703-6920 432-413-3952 PG-2624
Alers Brian Kendall Alers & Associates Ltd. PO Box 775 Nederland CO 80466 303-258-7242 PG-2951
Allan John Davidson NAEVA Geophysics, Inc. PO Box 7325 Charlottesville VA 22906-7325 434-978-3187 PG- 901
Allan Daniel Kenneth Canadian Society for Unconventional Resources Suite 420
237 8th Ave SE
Calgary AB T2G 5C3 403-233-9298 PG-1403
Allan Reid S. Souder, Miller & Associates 401 W Broadway Farmington NM 87401-2247 505-325-7535 PG-2732
Allbaugh Robert Levi Panhandle Geotechnical & Environmental 2116 Pioneer Ave Cheyenne WY 82001 307-635-2828 PG-3858
Allen William Henry Bill Allen Technical Consulting, LLC 38914 N 73rd St Cave Creek AZ 85331-8640 602-723-4330 PG-3269
Allen Rebecca Ann Janesville WI 53545 608-758-3403 PG-3726
Allen Tom R. Sweetwater Enterprises, LLC 2528 Foothill Blvd Rock Springs WY 82901 307-382-6290 PG-2530
Allen Russell Warren Construction Materials Engineers 6980 Sierra Ctr Pkwy Ste 90 Reno NV 89511 775-233-8327 PG-1413
Aller Linda K. Geodyssey, Inc. 99 Commerce Park Dr Ste B Westerville OH 43082 614-882-9122 PG- 668
Allison M. Lee Arizona Geological Survey 416 W Congress #100 Tucson AZ 85701 520-209-4121 PG-2974
Allison Richard R. Colorado Oil & Gas Conservation Commission 1120 Lincoln St Ste 801 Denver CO 80203-2137 970-461-2970 PG-3515
Aloysius David Lawrence Lockheed Martin IS & GS 2890 Woodbridge Ave Edison NJ 08837 732-494-4058 PG-1304
Amdurer Michael CB&I Federal Services 6380 Fidlers Green Cir Ste 300 Greenwood Village CO 80111 303-486-2503 PG-1813
Ammidown Monique R. Summit Technical Resources, Inc. 5460 Ward Rd Ste 205 Arvada CO 80002 303-292-3059 PG-3576
Amodt Louis Alvin Spectrum Engineering 1413 4th Ave N Billings MT 59101 801-298-4355 PG-2007
Amoruso John Joseph Legends Exploration 1001 McKinney St Ste 1225 Houston TX 77002 713-652-4031 PG-1206
Anastasi Frank S. SCA Associates 118 S Adams St Rockville MD 20850 301-309-0061 PG-2001
Anderson I. Carl Retired Cheyenne WY 82009 PG-3136
Anderson Andrew Carl Bates Creek Cattle Co. 13920 S Hwy 487 Casper WY 82604 307-473-7418 PG-3545
Anderson W. Stephen K2 GeoEnvironmental 235 Stratford Dr Cookeville TN 38506 615-804-1654 PG-1929
Anderson Thomas Carl Energy & Geoscience Institute 423 Wakara Way Ste 300 Salt Lake City UT 84108 PG-1207
Anderson Dale L. WY Dept. of Environmental Quality 152 N Durbin St Ste 100 Casper WY 82601 307-473-3472 PG-1865
Anderson James E. Petroleum Geologist 15304 Willowbrook Ln Morrison CO 80465 303-697-8281 PG-1884
Anderson Amy Louise Consultant PO Box 7282 Reno NV 89510-7282 755-848-4395 PG-3048
Anderson James C. 2585 S Saint Paul Denver CO 80210-6218 PG-3055
Anderson Donna S. EOG Resources 600 17th St Ste 1000N Denver CO 80202-5402 303-262-2804 PG-3786
Anderson J. Douglas Water & Environmental Technologies, PC 1321 8th Ave N #103 Great Falls MT 59401 406-761-2290 PG-3215
Anderson Thomas D. BHB Oil & Gas, Inc. PO Box 726 Thermopolis WY 82443 307-864-3754 PG-2970
Anderson Greg P. Samson Energy 1301 Washington Ave Golden CO 80401 720-320-6068 PG-1396
Anderson Jeffrey Arthur Select Energy Services 1551 South Sunset St Ste A Longmont CO 80501 303-859-4609 PG-3628
Anderson Jennifer Lou Wyoming Department of Transportation 5300 Bishop Blvd Cheyenne WY 82009 307-777-4475 PG-3771
Andrew Richard D. Yeh and Associates, Inc. 2000 Clay St Ste 200 Denver CO 80211 United States 303-781-9590 PG-3276
Andrews David Dale Colorado Oil and Gas Conservation Commission 796 Megan Ave Ste 201 Rifle CO 81650 970-625-2497 PG-3520
Angel Christopher E. BreitBurn Management Company, LLC 600 Travis St #4800 Houston TX 77002 713-437-8010 PG-3885
Anton Kenneth Ray Elk CA 95432 PG-2642
Arbesman Kendra A. City of Fort Collins Fort Collins CO 80524 PG-3685
Archer R. Bruce Kissimmee FL 34746 407-201-3828 PG- 102
Archibald Lindsay Groom 1865 S Ogden St Denver CO 80210 303-770-1527 PG-3566
Armstrong William C. 318 W Ave Gaviota San Clemente CA 92672 PG-2443
Armstrong William D. Armstrong Oil & Gas, Inc. 1421 Blake St Denver CO 80202 303-623-1821 PG-2924
Arnold Richard Michael 3102 Inspiration Dr Weatherford TX 76087 817-703-1150 PG-1966
Arnold Mark Allen Royalty Exploration, LLC 8369 Southpark Ln Ste B Littleton CO 80120-5671 303-217-5151 PG- 565
Arthur Cindy K. Shiloh Exploration, LLC 555 17th St Ste 1400 Denver CO 80202 303-759-4565 PG-2987
Ash Nathan Andrew Madsen Kneppers & Associates 6155 Cornerstone Ct Ste 110 San Diego CA 92121 858-597-0383 PG-3629
Ashby Andrew Morrison Bear Mtn. Resources, LLC 5939 Lone Peak Dr Evergreen CO 80439 303-674-7077 PG-2894
Ashley Mark William Santo Petroleum, LLC 101 S 4th Ste B Artesia NM 88210 575-513-0919 PG-2808
Ashley Stephanie Eileen Leonard Rice Engineers, Inc. 1221 Auraria Pkwy Denver CO 80204 303-455-9589 PG-3821
Ashworth Brenda A. Star Valley Conservation District PO Box 216 Afton WY 83110 307-885-7823 PG-3471
Athey Ryan David Trihydro Corp. 1252 Commerce Dr Laramie WY 82070 307-745-7474 PG-3578
Atkinson Donald Edward Arizona Dept. of Environmental Quality 1110 W Washington St Phoenix AZ 85007-2952 602-771-4182 PG-2056
Ausmus Judith E. Muscogee (Creek) Nation PO Box 580 Okmulgee OK 74447 918-732-7706 PG-1744
Autio Robert James Environmental Data & Consulting 4537 E Hacker Creek Rd Martinsville IN 46151-9357 317-989-2018 PG-3451
Babb Carleton Scott CS Babb Consulting, LLC 2716 S Poplar St Casper WY 82601-5336 307-234-7376 PG- 579
Babits Steven J. Steven Babits, Consulting Geologist 57 Deer Valley Dr Lander WY 82520 307-349-3031 PG-3671
Bader Jeffrey W. North Dakota Geological Survey 600 E Boulevard Bismarck ND 58505 United States 701-328-8007 PG- 556
Bader Thomas Brian Stantec 2335 Hwy 36 W St. Paul MN 55113-3819 651-604-4791 PG- 554
Bagby William C. WC Bagby Economic Geology 2270 Vista La Nisa Carlsbad CA 92009-8711 760-944-0913 PG-2581
Bailey Robert Leslie M-I SWACO PO Box 42842 Houston TX 77242-2842 832-295-2354 PG-1208
Bailey Daniel Joe Whatcom County Public Works 5280 Northwest Dr Bellingham WA 98226-9098 360-815-2328 PG-3480
Bailey Sean T. Brierley Associates, LLC 110 16th St Ste 700 Denver CO 80202 303-534-1100 x3214 PG-3936
Bailey Robert V. R. V. Bailey PO Box 1420 Castle Rock CO 80104 303-660-0966 PG-3245
Bain Frank Frank Bain Consulting Geologist 2425 Chof Trl Flagstaff AZ 86001 307-231-1404 PG-3249
Baines Cliff Schlumberger Water Services 5401 Longley Lane Ste 5 Reno NV 89501 775-770-2640 PG-2609
Baitis Hart Wolfgang BHLK-2,LLC 2705 Loraine Dr Missoula MT 59803 406-370-4490 PG-1054
Baker Doug J. POWER Engineers, Inc. PO Box 1066 Hailey ID 83333 208-788-3456 PG-2984
Baker Derek J. Inberg-Miller Engineers 350 Parsley Blvd Cheyenne WY 82007 307-635-6827 PG-3594
Bakken Scott Aaron Energy Fuels Resources (USA), Inc. 225 Union Blvd Ste 600 Lakewood CO 80228 303-389-4132 PG-3273
Balcells Robert N. URS Corporation 19219 Katy Freeway Ste 100 Houston TX 77094 281-675-3582 PG-1367
Balcells-Baldwin Elizabeth Anne 7158 N Hadrians Walk Flagstaff AZ 86001 PG-2002
Balcom Linda Rebecca Weston Solutions, Inc. 1201 Terrace Rd Colorado Springs CO 80904 719-290-3765 PG-2033
Baldwin David O. David Baldwin 303 Clarke St Helena MT 59601 United States 406-443-6458 PG-1096
Baldwin Paula Tanner 8810 Blue Sea Dr Columbia MD 21046-1412 410-381-1801 PG-1552
Ballard David Wayne Ballard Petroleum Holdings, LLC 845 12th St W Billings MT 59102-5406 406-259-8790 PG-2060
Ballegeer John P. HDR Engineering, Inc. 1670 Broadway Ste 3400 Denver CO 80202 303-323-9859 PG-3489
Ballou Robert Loy Ballou Geologic Consulting PO Box 816 Roosevelt UT 84066 435-722-3555 PG- 629
Balsam Jr. Robert C. Montana & Wyoming Oil Company PO Box 818 Cody WY 82414-0818 307-587-0068 PG- 875
Baltzer Edward M. Avant Environmental, Inc. 120 Mesa Grande Dr Grand Junction CO 81507-1551 970-260-8468 PG-3325
Bandeen Reid F. Truchas Hydrologic Associates, Inc. PO Box 541 Placitas NM 87043-0541 505-867-5477 PG-3377
Barber Michael K. Sanguine Gas Exploration, LLC 110 W 7th St Ste 2700 Tulsa OK 74119-1199 918-494-6070 PG- 246
Barday Robert J. Geophysical Consultant 6276 Pike Circle Arvada CO 80403-7550 303-279-3914 PG-3112
Barnes N. LaJan Environmental & Turf Services, Inc. 11510 Georgia Ave Ste 211 Wheaton MD 20902 301-933-4700 PG-3013
Barnes III Benjamin Lawrence ENVIROGENESIS, Inc. PO Box 3527 Newport Beach CA 92659-8527 949-650-5824 PG-2994
Barnes Jamie Ray AMEC Earth & Environmental, Inc. 125 Montoya Rd El Paso TX 79932 915-585-2472 PG-1867
Barnes Linda J. 1515 Woodrose Ct Fort Collins CO 80526 970-407-1119 PG-2472
Barnes Michael David Laguna Geosciences, Inc. 31655 S Coast Hwy Ste A Laguna Beach CA 92651 949-499-7874 PG-2191
Barnes Noah Seth Cameco Resources PO Box 1210 Glenrock WY 82637 307-358-6541 PG-3749
Barnhill Clayton Myles CMB Environmental & Geological Services, Inc. PO Box 2304 Roswell NM 88202-2304 575-622-2012 PG-3072
Barrett Terry R. Bill Barrett Corporation 1099 18th St Ste 2300 Denver CO 80202 303-312-8110 PG-2958
Barrett Fredrick J. 15761 W 79th Pl Arvada CO 80007 303-887-5430 PG-2554
Barrow Herbert Aaron PO Box 11783 Bainbridge Island WA 98110 808-895-8980 PG-2059
Barry Jr. Peter Philip Brown and Caldwell 701 Pike St Ste 1200 Seattle WA 98101 206-749-2280 PG-2145
Bartberger Charles E. QEP Energy Company 1050 17th St Ste 900 Denver CO 80265 303-672-6945 PG-3099
Barthel Jr. Charles John Jefferson County Planning & Zoning 100 Jefferson County Pkwy #3550 Golden CO 80419 303-271-8723 PG-3392
Barton Roger J. True Oil Company PO Box 2360 Casper WY 82602 307-266-0398 PG- 5
Bartos Timothy Thomas U.S. Geological Survey Wyoming Wyoming-Montana Water Science Center
521 Progress Cir Ste 6
Cheyenne WY 82007 307-775-9160 PG-3349
Basinski Paul M. Bordeaux Xploration, Inc. 7906 S Wellington Ct Houston TX 77055 713-823-2693 PG-2192
Bass Jr. Robert B. Bass Geology Petrophysics, Inc. 43 Kings Canyon New Orleans LA 70131-8611 504-394-0777 PG- 866
Basse Robert A. QEP Energy Company 1050 17th St Ste 500 Denver CO 80265 303-308-3604 PG-1869
Bates David LaBrie Moxie Endeavors, Inc. 545 Shoup Ave Ste 323 Idaho Falls ID 83402 208-604-0846 PG-3454
Batra Roger Rajesh Walnut Creek CA 94598 PG- 766
Battin Douglas P. Vernon CT 06066 PG-1482
Bauer David T. 1718 Westchester Ln Fort Collins CO 80525 PG-1594
Bauer Jacob P. Leonard Rice Engineers 1221 Auraria Pkwy Denver CO 80204-1836 303-455-9589 PG-3902
Baugh Ronald A. Ronald Baugh, Geologist 1551 Three Crowns Dr Ste 311 Casper WY 82604 307-265-3100 PG- 4
Baughman James Glen 2186 S Holly St Ste 5 Denver CO 80222 303-800-0678 PG-2854
Baughn Daniel C. Summit Technical Resources 5460 Ward Rd Ste 205 Arvada CO 80002 720-328-1782 PG-2672
Baures Dale M. URS 8181 E Tufts Ave Denver CO 80237 303-694-2770 PG- 413
Bautz Melissa L. Wyoming Dept. of Environmental Quality 510 Meadowview Dr Lander WY 82520 307-332-5085 PG-3690
Bayer Robert J. 8842 Shady Meadow Dr Sandy UT 84093 801-561-4286 PG-1106
Bayer D. L. D.L. Bayer & Associates 536 S Norfolk Cir Mesa AZ 85206-1959 480-832-3561 PG- 55
Beahm Douglas Lee BRS, Inc. PO Box 1104 Broomfield CO 80038-1104 303-410-6781 PG-1341
Beal Nathaniel B. MWH 1560 Broadway Denver CO 80202 303-291-2228 PG-3712
Beall Christopher Allen Stantec Consulting Services, Inc. 2000 S Colorado Blvd Ste 2-300 Denver CO 80222-7905 303-285-4541 PG-3812
Beattie Edward T. Kaiser-Francis Oil Company 6733 S Yale Ave Tulsa OK 74136 918-491-4421 PG-2174
Beaver Douglas G. Rare Earth Envirosciences, Inc. PO Box 445 Lederach PA 19450-0445 215-513-0717 PG- 523
Becher Kent D. U.S. Geological Survey 2775 Alta Mesa Blvd Fort Worth TX 76133 817-263-9545 PG-1702
Beck Lawrence D. RPS Development Corporation PO Box 16940 Golden CO 80402-6015 303-526-2881 PG-1536
Beck Stephan Arthur Ninyo & Moore 5710 Ruffin Rd San Diego CA 92123-1013 858-576-1000 PG-2234
Beck Laurance A. PO Box 435 Huntingdon PA 16652-0435 814-627-5461 PG- 454
Becker Thomas P. ExxonMobil Upstream Research Company PO Box 2189 Houston TX 77252-2189 713-431-7912 PG-3689
Beckstrand Darren L. Cornforth Consultants, Inc. 10250 SW Greenburg Rd Ste 111 Portland OR 97223 503-452-1100 PG-3928
Beem Leigh I. Johnston Leigh, Inc. (JLI) 6205 View Dr Park City UT 84098 801-726-6845 PG- 960
Beisner Dan 7830 Highway 1 Calvin OK 74531 PG-2566
Belcher John S. 20/20 Exploration LLC 235 S High St Denver CO 80209 303-298-8000 PG-1260
Beling Stuart J. 7752 Boothill Dr Park City UT 84098 PG-2915
Bell Mark Wayne Weston Solutions 1435 Garrison St Ste 100 Lakewood CO 80215 303-729-6153 PG- 532
Belyea Richard Roger Comerica Environmental Risk Management 611 Anton MC 4412 Costa Mesa CA 92626 714-424-3813 PG-1746
Benda Myron N. UR-Energy 5880 Enterprise Dr Ste 200 Casper WY 82609 307-265-2373 PG-3806
Bender William H. EnCana Oil & Gas 462 S Federal Blvd Riverton WY 82501 307-857-4609 PG-2656
Benecke Daniel M. Foothills Environmental, Inc. 1320 Simms St Ste 102 Golden CO 80401 303-232-2660 PG- 755
Bennett Larry S. Mesa Energy Partners, LLC 1001 17th St Ste 1140 Denver CO 80202 720-536-2901 PG-3144
Benson William Alan Kaiser-Francis Oil Company PO Box 21468 Tulsa OK 74121-1468 918-494-0000 PG- 179
Benson Mary Ellen Geologist 10 S Dover St Lakewood CO 80226 303-232-3852 PG-1593
Bentley Ramsey Delwin University of Wyoming CMI 2020 Grand Ave Laramie WY 82071-2000 307-766-6833 PG-1264
Berg William Richard AECOM 1601 Prospect Pkwy Fort Collins CO 80525 970-493-8878 PG- 702
Berg William Ross Martin and Wood Water Consultants 538 Commons Dr Golden CO 80401 303-526-2600 PG-3642
Berg Linda Lee Lawrence Livermore National Lab. Box 808 L-544 Livermore CA 94551 925-422-0618 PG- 178
Berglund Almit Dean Consulting Geologist 39 Valley Dr Buffalo WY 82834 307-684-2971 PG- 78
Bergmann Mary Elizabeth Retired Arvada CO 80005 PG-2314
Bergstresser Thomas J. Anadarko Petroleum Corp. 1201 Lake Robbins Dr The Woodlands TX 77380 832-636-1285 PG- 711
Berkman Thomas A. Anadarko Petroleum Corp. 1099 18th St Denver CO 80202 720-929-6237 PG-3675
Berlin Louis A. 2872 E Geddes Pl Centennial CO 80122-1761 PG- 669
Bernard David R. Self-employed 4640 W 109th Ave Westminster CO 80031 760-333-9585 PG-3742
Berridge William Carl Auric Resources International, Inc. 1020 W Wickenburg Way Ste E-9 Wickenburg AZ 85390-3290 928-684-0325 PG-3142
Berry Robert C. Stantec 2950 E Harmony Rd #290 Fort Collins CO 80528 970-449-8635 PG-1970
Berry Karen Ann Colorado Geological Survey 1500 Illinois St Golden CO 80401 303-384-2940 PG-3383
Berry David Wayne Grand Junction CO 81501 PG- 844
Berryman William M. Littleton CO 80127 PG-1144
Beshore Michael David Cameco Resources PO Box 1210 Glenrock WY 82637 307-358-6541 PG-3564
Bestram Brent Steven Bureau of Land Management 1703 Robertson St Worland WY 82401 307-347-4135 PG-2752
Betsill Jeffrey David Sandia National Laboratories PO Box 5800 MS-1371 Albuquerque NM 87584 505-844-9578 PG-1747
Bianchi-Mosquera Gino Cesar GSI Environmental, Inc. 4590 MacArthur Blvd Ste 285 Newport Beach CA 92660 949-679-1070 PG- 277
Bickerstaff David R. Bickerstaff Associates, Inc. 6040 Greenwood Plaza Blvd Greenwood Village CO 80111 303-345-1289 PG-2779
Bicksler Christina Harris AECOM 701 Edgewater Dr Wakefield MA 01880 781-246-5200 PG-3505
Bidgood Thomas W. Arvada CO 80004 303-868-7061 PG- 497
Bieber David William Beiber Consulting, LLC 3618 Pikes Peak Rd Parker CO 80138 916-870-6635 PG-2372
Bierei Mark A. ARCADIS US, Inc. 3750 Schaufele Ave Long Beach CA 90808 310-200-1510 PG-2366
Bikis Eric A. Bikis Water Consultants, LLC 555 Rivergate Ln Ste B4-82 Durango CO 81301 970-385-2340 PG- 365
Bilbo John C. Norwest Corporation 743 Horizon Ct Ste 372 Grand Junction CO 81506 970-245-6552 PG-3729
Billingsley Randal L. Ridge Runner Enterprises, Inc. 4 Wild Turkey Ln Littleton CO 80127 303-906-9724 PG-2558
Bingle-Davis Marron Joanne Sunshine Valley Petroleum Corporation PO Box 51208 Casper WY 82605-1208 307-237-7854 PG-3900
Bingle-Davis Michael A. Kirkwood Oil & Gas 120 S Durbin Casper WY 82602 307-577-5311 PG-3949
Binon Layton Cornelius Binon Engineering Company 32201 N Roundhead Dr Solon OH 44139-4724 440-248-5229 PG-2755
Bippus William John Terra Firma Consulting 10 Stone Springs Cir The Woodlands TX 77381-6319 281-787-0758 PG-2089
Bircher John Edwin John E. Bircher PO Box 2217 Farmington NM 87499 505-327-1969 PG-1748
Birdsall Terrance Richard TellusGeo 2021 W Custer Pl Denver CO 80223 866-835-5877 PG-3866
Birkbeck Douglas E. BP America, Inc. 201 Helios Way Fl 6 Houston TX 77079-2678 713-323-4145 PG-3923
Bishop Michele Gregg Gustavson Associates, LLC 5757 Central Ave Ste D Boulder CO 80301 303-443-2209 PG- 783
Bishop Gale A. GeoTrec, LLC PO Box 247 Fayette IA 52142-0247 PG-3056
Bithell Julene Kinney Bithell Consulting Services, Inc. 7362 Preen St N. Las Vegas NV 89084-2318 760-382-8558 PG-1749
Blackstone Robert Eugene Blackstone & Associates Geological Consulting 4060 Bretton Dr Casper WY 82609 307-262-5200 PG-1588
Blair Barry L. Independent Consultant 277 Basilwood Way Highlands Ranch CO 80126 720-508-3368 PG-2692
Blajszczak Richard Andrew Archer Directional Drilling Services 63 Casper View Ct Mills WY 82644 307-472-7400 PG- 48
Blake Jason G. Titan Energy Resources 8765 N Silver Spur Rd Park City UT 84098-4816 435-658-3423 PG-3295
Blankenship James C. Ingram Concrete 4301 Danhil Brownwood TX 76801 325-646-6518 PG-2291
Blome Brian E. Dance Creek, LLC 6500 W Mansfield Ave #26 Denver CO 80235 303-969-8851 PG-2781
Blount William Markham Marathon Oil Company 5555 San Felipe Houston TX 77056 713-296-3392 PG-3658
Blount Gerald C. Savannah River Nuclear Solutions PO Box 616 Aiken SC 29808 803-952-6470 PG-1001
Boberg Walter William Boberg Geo-Logic LLC 6191 Falcon Ln Morrison CO 80465 303-947-8123 PG-2824
Bochenski Paul Geoadvent Consulting SL Calle Vicente Sancho Tello 10-11 Valencia 46021 Spain +34 656 730 555 PG-1751
Bode John Butler Haley & Aldrich, Inc. 465 Medford St Ste 2200 Boston MA 02129 617-886-7400 PG-2153
Bode Jane Ann Souder, Miller & Associates 3451 Candelaria Rd NE Albuquerque NM 87107 505-299-0942 PG-2981
Bodkin Timothy Grattan PO Box 962 Montara CA 94037 650-728-2392 PG- 136
Bodycomb Jr. Frederick M. PO Box 25 Springfield CO 81073-0025 719-523-6371 PG- 167
Bogle Franklin Robert Tetra Tech, Inc. 1093 Commerce Park Dr Ste 100 Oak Ridge TN 37830 865-483-9900 PG- 567
Bogle Jr. Robert W. Slawson Exploration Company, Inc. 1675 Broadway Ste 1600 Denver CO 80202 720-897-8756 PG-1752
Bohm Burkhard Plumas Geo-Hydrology PO Box 1922 Portola CA 96122 530-836-2208 PG-2347
Bohm Brian Kenneth Southwestern Energy 2350 N Sam Houston Pkwy E Ste 125 Houston TX 77032 281-619-4713 PG-3570
Bolakas John F. Stantec Consulting 1060 Andrew Dr Ste 140 West Chester PA 19380 610-840-2543 PG-3344
Bollenbacher John C. Coronado Oil Company 518 17th St Ste 740 Denver CO 80202-4116 303-629-6566 PG-2298
Bolles Nathan Brandon Engineering Analytics 1600 Specht Point Rd Ste 209 Fort Collins CO 80525 970-488-3111 PG-3875
Bolton Michael John SM Stoller 105 Technology Dr Ste 190 Broomfield CO 80021 303-546-4300 PG-1553
Bond Wendell A. Noble Energy, Inc. 1625 Broadway Ste 2200 Denver CO 80202 303-228-4205 PG-1971
Bongirno Lee J. Bongirno Consulting 1927 Iris Rd Pueblo CO 81006 719-214-3843 PG-1385
Bonner James A. Ur-Energy Inc. 5880 Enterprise Dr Ste 200 Casper WY 82609 307-265-2373 PG- 906
Bonnet-Nicolaysen Adrienne Thornley Nicolaysen, Inc. & Blue Hill, LLC 10830 N 10th St Phoenix AZ 85020 602-279-9772 PG-1072
Bonow Nicholas R. Carlson McCain, Inc. PO Box 429 Maple Plain MN 55359 952-346-3859 PG-3911
Booth David C. 132 S Eagle Ridge Dr Florence MS 39073 601-845-8306 PG- 372
Booth Frederick Mark Golder Associates, Inc. 2809 E Harmony Rd Ste 310 Fort Collins CO 80528 970-484-3857 PG-1191
Boring Todd Hardy ENRG, INC. 2412 Richland Ave Ste 102 Dallas TX 75234 469-562-3382 PG-3365
Boubin Michael A. 1016 S Clarkson St Denver CO 80209 303-744-1199 PG-2175
Boucher Dennis A. Anadarko Petroleum Corporation 1099 18th St Ste 1800 Denver CO 80202 720-929-4392 PG- 475
Boudra Robert Alan URS Corporation 8181 E Tufts Ave Denver CO 80237 303-740-3841 PG-1165
Boulay Michael P. State of Colorado Dept. of Natural Resources 1313 Sherman St Room 215 DENVER CO 80203 303-866-3567 PG- 298
Boundy Bret D. Montana Dept. of Transportation 2701 Prospect Ave Helena MT 59620 406-444-6278 PG-2460
Bowden Wilson L. Shannon & Wilson, Inc. 1321 Bannock St Ste 200 Denver CO 80204 303-825-3800 PG-2868
Bowker Kent A. Bowker Petroleum, LLC PO Box 131866 The Woodlands TX 77393-1866 281-296-7800 PG- 266
Bowling G. Patrick PA Dept. Environmental Protection Bureau of Safe Drinking Water
PO Box 8467
Harrisburg PA 17105-8467 717-772-3600 PG-3242
Bowling Joseph Edward Bowling Geological Consulting, LLC 821 2nd Ave E Williston ND 58801-5423 701-770-0534 PG-1192
Boyce Kevin James Wyoming Water Development Commission 6920 Yellowtail Rd Cheyenne WY 82002 307-777-7626 PG-2526
Boyd Karin Fischer Applied Geomorphology, Inc. 211 N Grand Ste C Bozeman MT 59715 406-587-6352 PG- 594
Boyer David George Safety & Environmental Solutions PO Box 1613 Hobbs NM 88241-1613 575-397-0510 PG-2390
Boyle Amy Douglass WY Dept. of Environmental Quality 510 Meadowview Lander WY 82520 307-335-6941 PG-3376
Bradford Kent James Westinghouse / Western Zirconium Environmental Health & Safety Mgr.
10000 W 900 S
Ogden UT 84404-9799 801-732-2205 PG-2800
Bragdon William Craig MWH 2890 E Cottonwood Pkwy #300 Salt Lake City UT 84121 801-617-3265 PG-3417
Bral Jane M. CO Dept. of Labor and Employment Division of Oil & Public Safety
633 17th St Ste 500
Denver CO 80202-3610 303-318-8510 PG-1107
Bramwell Robert Cody SRK Consulting 7175 W Jefferson Ave Ste 3000 Lakewood CO 80235 303-327-4570 PG-3877
Branch Charles N. Trimble 510 DeGuigne Dr Sunnyvale CA 94085 408-481-7918 PG-2377
Brandenberger Seth John MT Department of Military Affairs PO Box 4789 Fort Harrison MT 59636-4789 406-324-3083 PG-2382
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Dahlgren Russell Hendrick Dahlgren Consulting 914 E 23rd St Cheyenne WY 82001 307-634-3582 PG-3292
Daigle Thomas A. GEI Consultants, Inc. 4601 DTC Blvd Ste 900 Denver CO 80237 303-264-1090 PG-3929
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Danahey John J. Navarro Research & Engineering, Inc. 6550 Gateway Rd Bldg 132 Commerce City CO 80022 720-625-3615 PG-1146
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Daub Gerald J. Daub & Associates, Inc. 2241 S Broadway Grand Junction CO 81507-4101 970-254-1224 PG- 143
Davidson James Michael Alpine Environmental, Inc. 2731 Dixon Creek Ln Fort Collins CO 80526 970-224-4608 PG-2176
Davidson Jason E. A.G. Wassenaar, Inc. 2180 S Ivanhoe St Ste 5 Denver CO 80222 303-759-8373 PG-3947
Davis Steven R. Explorco LLC 4058 Histead Way Evergreen CO 80439-8433 303-829-3271 PG-2210
Davis Ginny Gray EnSafe, Inc. 308 N Peters Rd Ste 200 Knoxville TN 37922 865-693-3623 PG-2233
Davis III George B. SandRidge Energy, Inc. 123 Robert S. Kerr Ave Oklahoma City OK 73102-6406 405-429-5712 PG-1825
Davis John Daniel Denbury Resources, Inc. 5320 Legacy Dr Plano TX 75024 972-673-2281 PG- 911
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Davis Erika P. QEP Energy Company 1050 17th St Ste 800 Denver CO 80265 303-308-3067 PG-3852
Davis Gary D. Conquistador Ventures, Ltd 48 S McIntyre Way Golden CO 80401 303-278-8037 PG- 500
Dawe James Bradford Tasman Geosciences 6899 Pecos St Unit C Denver CO 80221 303-884-1287 PG-3535
Dawson James W. SWCA Environmental Consultants 116 N 4th St Ste 200 Bismarck ND 58501 701-258-6622 PG-3557
Day Peter Conrad 1076 S Owens St Lakewood CO 80226-3778 303-601-1802 PG- 890
Day Lee A. TEA, Inc. 10636 Linkwood Ct Baton Rouge LA 70810 225-767-3880 PG- 128
Day Garrett Arthur Bechtel Power Corp. 5275 Westview Dr Frederick MD 21703-8306 301-228-8917 PG-1591
Dayvault Richard Dean S.M. Stoller 2597 B 3/4 Rd Grand Junction CO 81503 970-248-6375 PG-2071
de Mauret Kevin Innovative Environmental Consultants, Inc. 11 W Pier Brick NJ 08723-6679 732-255-3839 PG- 375
De Nault Kenneth J. Rock Doc Enterprises 3750 Ranchero Rd Cedar Falls IA 50613 319-505-0859 PG- 776
Dea Peter A. Cirque Resources, LP 475 17th St Ste 1600 Denver CO 80202 303-226-9501 PG-2578
Deaderick Alfred Joseph Shell Albian Sands Energy PO Box 5670 Northern Hwy Fort McMurray AB T9H 4W1 CANADA 780-715-5242 PG-3220
Dean Karen T. Look4Oil, LLC 305 Leyden St Denver CO 80220 720-351-0954 PG- 109
Dean Robin PRE Resources, LLC 1888 Sherman St Ste 200 Denver CO 80203 720-382-2689 PG- 183
DeAngelis Luca HDR Engineering, Inc. 3741 NE Troon Dr Lee's Summit MO 64064-1988 816-347-1138 PG-3768
Decker Michael K. Black Diamond Energy, LLC 625 Country Club Ln Castle Rock CO 80108 303-204-3880 PG-1974
Degner Mark Scott ICF International 8310 S Valley Hwy Ste 240 Englewood CO 80112 303-792-7822 PG-1046
DeJoia John Francis Mineralogica 59 Alteza Santa Fe NM 87508 505-231-8570 PG-1512
Dellaport John Calder Quantum Water Consulting 1746 Cole Blvd Ste 340 Lakewood CO 80401 720-626-6718 PG-2644
Denman John MacGillis ERO Resources 1842 Clarkson St Denver CO 80218 303-830-1188 PG-3541
Dennis Brant Alan BD GeoEnvironmental Services 1371 Flintwood Rd Franktown CO 80116-9013 303-726-9956 PG-2197
DesCamps J. Robert JRD Consulting 12508 Green Ridge Dr Willis TX 77318-5354 832-922-5929 PG-2351
Dettloff Dennis S. Antea Group 11050 White Rock Rd #110 Rancho Cordova CA 95670 916-503-1261 PG-3499
Deuto Jeremy D. GEI 2625 Redwing Rd Ste 370 Ft Collins CO 80526 303-775-2063 PG-3665
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Dewey Craig S. Slickenside Consulting, LLC PO Box 61568 Vancouver WA 98666-1568 360-241-4496 PG-3840
DeWolf Charles P. Trihydro 1252 Commerce Dr Laramie WY 82070 307-399-3034 PG-3490
deWolfe III Victor G. Deere & Ault Consultants, Inc. 600 S Airport Rd Ste A-205 Longmont CO 80503 303-651-1468 PG-3693
Dickinson Roger G. 8400 E Jamison Cir S Centennial CO 80112-2756 303-741-4351 PG- 236
Diedrich Robin P. SM Energy Corporation 1775 Sherman St Ste 1200 Denver CO 80203-1100 406-860-0747 PG-1340
Diehl Mark D. Seneca Companies 7241 Gaines Street Ct Davenport IA 52806 563-332-8000 PG-3841
Dietz Carl F. 8360 W 81st Dr Arvada CO 80005-2401 303-467-2253 PG-2889
DiGuiseppi William Harris CH2M Hill 9191 S Jamaica St Englewood CO 80112 720-286-0784 PG-3420
Dillard Taylor W. OKT Resources 1900 E 15th Bldg 600 Ste E Edmond OK 73013 405-285-1140 PG-2900
Dille Eric A. EOG Resources, Inc. 600 17th St Ste 1000N Denver CO 80202 303-824-5542 PG-2620
Dimbirs Andrejs P. U.S. Army Corps of Engineers 4735 E Marginal Way S Seattle WA 98134-2385 206-764-6921 PG- 479
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Dlouhy David Lee Consultant PO Box 122 Vida OR 97488 541-896-3634 PG-1764
Dobday Mark Paul GeoTesting Express 125 Nagog Park Acton MA 01720 978-635-0424 PG-1494
Dobkins Linda G. Terracon Consultants 1505 Old Happy Jack Rd Cheyenne WY 82001 307-632-9224 PG-3833
Dockter Craig Allen Dockter Remediation, Inc. 2808 S Saint Charles Ln Sioux Falls SD 57103 701-897-2100 PG-2072
Doctor Robert Allen State of Wyoming - Dept. of Environmental Quality 152 N Durbin Ste 100 Casper WY 82604 307-473-3450 PG-1211
Dodd William B. U.S. Bureau of Land Management 15 Burnett Ct Durango CO 81301-3647 970-385-1378 PG- 251
Dodek Brian D. Bonanza Creek Energy, Inc. 410 17th St Ste 1400 Denver CO 80202 303-483-5486 PG-3620
Dodge Thomas M. Dodge Consulting 1632 Maiden Grass Dr Loveland CO 80537 970-227-7502 PG- 489
Doelger Nancy Micklich N. M. Doelger Consulting 225 S David St Ste A Casper WY 82601 307-265-2211 PG- 543
Doelger Mark J. Barlow & Haun, Inc. 225 S David St Casper WY 82601 307-234-1574 PG- 737
Doherty Mary E. Newmont Mining Corporation 357 Inverness Dr S Englewood CO 80112 303-708-4180 PG-2621
Dokken K. Lyle 4465 Chateau Dr Loveland CO 80538 PG-1461
Dombrouski Richard Paul Tetra Tech, Inc. 2525 Palmer St Ste 2 Missoula MT 59808 406-543-3045 PG- 329
Donahue Kelly Marie Brown and Caldwell 1697 Cole Blvd Ste 200 Golden CO 80401 United States 303-239-5408 PG-3822
Donato Scot A. Great Western Oil & Gas 1801 Broadway Ste 500 Denver CO 80202 303-398-0302 PG-1291
Donnan Sean William Terracon 21905 64th Ave W #100 Mountlake Terrace WA 98043 425-218-4608 PG-2073
Donohue David Allen HydroSolutions, Inc. PO Box 1779 Helena MT 59624 406-443-6169 x203 PG-3345
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Dorian Randy J. Tetra Tech 216 16th St Ste 1500 Denver CO 80202 303-312-8800 PG- 521
Dornfest Robin Michael Bierley Associates 990 S Broadway Ste 220 Denver CO 80209 303-703-1405 PG-3728
Dornfest Eileen Marie MWH, Inc. 3665 JFK Pkwy Ste 206 Fort Collins CO 80525 970-212-2774 PG-3613
Doughty Paul Ted Prisem Geoscience Consulting, LLC 823 W 25th Ave Spokane WA 99203 509-459-1300 PG-3616
Doumit Peter Eli IGES, Inc. 4153 S Commerce Dr Salt Lake City UT 84107 801-270-9400 PG-3730
Dow Richard J. Compliance Testing & Technology W67 N250 Evergreen Blvd Cedarburg WI 53012 262-292-2200 PG- 998
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Doyle Polly Ann 1519 Brownfield Rd Douglas WY 82633 307-358-2312 PG-1874
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Drechsel Colby C. Triangle USA Petroleum 1200 17th St Ste 2600 Denver CO 80202 303-260-6033 PG-3061
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Laramie WY 82071 307-399-1314 PG-1418
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Driscoll Jr. Alan Justin Forsgren Associates, Inc. 3110 Gold Canal Dr Ste C Rancho Cordova CA 95670 916-638-1119 PG-3879
DuBois Dean Paul Jonah Energy LLC 707 17th St #2700 Denver CO 80202 720-577-1287 PG-2740
DuBois Jeanette Bauman Consulting Geologist 8060 W Fairview Ave Littleton CO 80128-8255 303-799-0854 PG-2603
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Dulaney Don W. Hydro-LOGIC, Inc. 1927 N 1275th Rd Eudora KS 66025-8127 785-550-6474 PG-3331
Duletsky John Mark Intrepid Potash 210 Red Cloud Rd Carlsbad NM 88220 575-499-4274 PG-3414
Dundas Robert B. True Oil LLC PO Drawer 2360 Casper WY 82602 307-266-0411 PG- 27
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Dunn Jeffrey Tyler Kennecott Utah Copper / Rio Tinto 4700 Daybreak Pkwy South Jordan UT 84095 801-204-3651 PG-3764
Dunn Thomas Lowell Chevron Energy Technology Co. 1500 Louisiana St Houston TX 77002 832-854-6053 PG-1649
Dupuy John R. Real Estate Environmental Services Company 313 Aliso Dr SE Albuquerque NM 87108-2600 505-254-0928 PG- 459
Durgin Dana C. Delve Consultants, LLC 2881 Fargo Way Sparks NV 89434 775-356-6121 PG-2886
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Eagan James Matthew Consultant 1848 S Clarkson St Denver CO 80210 303-282-4872 PG-3543
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Eichelberger Shawn A. HydroGeologic (HGL), Inc. 14142 Denver West Pkwy
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Flagel Stanley F. SLR International Corp. 2700 Gambell St Ste 200 Anchorage AK 99503 907-264-6958 PG-2998
Flint David C. Flint Geoscience 75 Southridge Dr Reno NV 89509 775-742-9615 PG-3122
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Folcik James Louis EOG Resources 600 17th St Ste 1000N Denver CO 80202 303-824-5520 PG-3631
Foley Denis Edward Madrone Exploration LLC 1615 California St #311 Denver CO 80202 303-916-3736 PG-2773
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Forster John R. Whiting Petroleum Corp. 1700 Broadway Ste 2300 Denver CO 80290-2300 303-390-4117 PG- 989
Foss Dyan Leigh CH2MHILL 9191 S. Jamaica St Englewood CO 80112 PG-2759
Foulk Cary L. Integrated GeoSolutions 40870 Purple Sage St Steamboat Springs CO 80487 970-846-9013 PG-2602
Fox Torrance Michael Trihydro Corporation 1252 Commerce Dr Laramie WY 82070 307-745-7474 PG-3636
Fox Timothy Parker Resolution Copper Mine PO Box 1944 Superior AZ 85173 520-689-3255 PG-2438
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Fraim Dayton Earl Geolabs, Inc. 2006 Kalihi St Honolulu HI 96818 808-841-5064 PG-2990
Francis George Gregory Francis GeoMetrics 9638 Dunning Cir Highlands Ranch CO 80126 303-931-3435 PG-1472
Francis Jane A. WY Dept. of Environmental Quality Water Quality Division
122 W 25th St
Cheyenne WY 82002 307-777-7092 PG-2413
Francis Joseph Edward City of Phoenix Aviation Dept
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Phoenix AZ 85034-4405 602-273-4301 PG-2912
Frank James R. Chevron Energy Technology Company 1500 Louisiana Houston TX 77002-7308 832-854-4569 PG-2922
Frary Dayne Lee California Div. of Oil, Gas & Geothermal Resources 4800 Stockdale Hwy Ste 100 Bakersfield CA 93309-2694 661-322-4031 PG-2277
Fraser Julia Moore Colorado Dept of Labor & Employment Division of Oil & Public Safety
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Frishkorn Andrew A. Michael Baker Jr., Inc. 100 Airside Dr Moon Township PA 15108 412-269-6019 PG-3517
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Friz David R. Stantec Consulting Services, Inc. 3995 S 700 E Ste 300 Salt Lake City UT 84107 801-261-0090 PG- 623
Frommer Rich Great Western Operating Company, LLC 1801 Broadway Ste 500 Denver CO 80202 303-398-0325 PG-1521
Frost Carol D. University of Wyoming Dept. of Geology & Geophysics
1000 E University Ave Box 3006
Laramie WY 82071-2000 PG-2591
Frost Brian Russel Anadarko Petroleum Corp. 1201 Lake Robbins Dr The Woodlands TX 77380 832-636-3461 PG-1576
Fryberger Steven George Steven Fryberger Petroleum, LLC PO Box 37 Laramie WY 82073-0037 307-703-1492 PG-3169
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Hilbelink Kirk K. Conifer Environmental, LLC 26126 Amy Cir Conifer CO 80433 303-204-3170 PG-3796
Hild James F. Zapata Incorporated 301 Commercial Rd Ste D Golden CO 80401 303-278-8700 PG-3762
Hildenbrand Paul Robert Lidstone and Associates 4025 Automation Way Bldg E Fort Collins CO 80525-3448 970-223-4705 PG-3184
Hill Richard Bruce Whiting Petroleum 1700 Broadway Ste 2300 Denver CO 80290-2300 303-390-1595 PG- 716
Hilty Albert J. Hydrometrics, Inc. 5602 Hesper Rd Billings MT 59106-3236 406-656-1172 PG-1931
Hime Levi J. Weston Engineering, Inc. 1050 N 3rd St Ste E Laramie WY 82072 307-745-6118 PG-3577
Hinaman Kurt Christopher Drinking Water Unit USEPA 1595 Wynkoop Denver CO 80202 303-312-6600 PG-3507
Hinaman Gary Lee Argali Exploration Co. 138 Pinyon Cir Rangely CO 81648 970-675-8257 PG-1084
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Hinds Gregory S. Jagged Peak Energy 1125 17th St Ste 2400 Denver CO 80202 720-215-3620 PG-2877
Hinrichs David R. NewFields 730 17th St Ste 925 Denver CO 80202 303-294-9298 PG- 909
Hipke Clint LeRoy Energy Corporation of America 245 Commerce Green Blvd Ste 270 Sugar Land TX 77478 281-277-4300 PG-2053
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Hiseler Robert B. 33509 Woodland Dr Evergreen CO 80439 303-818-6057 PG-3482
Hitchens Chester A. Lidstone & Associates, Inc. 4025 Automation Way Bldg E Fort Collins CO 80525 970-223-4705 PG- 817
Hively Roger Emerson 31678 Conifer Mountain Dr Conifer CO 80433-8812 303-816-0266 PG-2758
Hix James W. Olsson Associates 4690 Table Mountain Dr Ste 200 Golden CO 80403 303-237-2072 PG-2798
Hladik Mark Consulting Geophysicist 2945 Ridgecrest Casper WY 82604-4618 307-473-1310 PG-2504
Hoal Brian Garner Society of Economic Geologists 7811 Shaffer Pkwy Littleton CO 80127 720-981-7882 PG-3356
Hoal Karin Olson Consultant 26227 Centennial Trl Golden CO 80401 720-354-6601 PG-3133
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Hockenberry Jacqueline Suzanne J. Hockenberry Environmental Services 2402 William Penn Ave Ste 2 Johnstown PA 15909 814-322-4822 PG-3178
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Hoegberg Harald Hoegberg & Associates 1693 Oneida St Denver CO 80220 303-766-2882 PG-3282
Hoelle John L. Braemar Geotech 8 Rush Ln Braemar NSW 2575 Australia 02 4871 3129 PG-2662
Hoffman Monty Eugene Safford Exploration, Inc. 6565 W Hoover Pl Littleton CO 80123 303-795-8566 PG- 811
Hoffman Steven B. Terracon Consultants 10625 W I-70 Frontage Rd N Wheat Ridge CO 80033 303-423-3300 PG- 699
Hoglund Christopher J. Burns & McDonnell Engineering Company 9400 Ward Pkwy Kansas City MO 64114 816-333-9400 PG-3917
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Holm Eric James Antea Group 11050 White Rock Rd Ste 110 Rancho Cordova CA 95670 916-806-7663 PG-1703
Holmgren Jess Strata Energy, Inc. 1923 D Rd Oshoto WY 82721 307-467-5995 PG-3828
Honeycutt Valerie E. Gray Koos & Associates, Inc. 10410 Markison Rd Dallas TX 75238-1650 214-341-5377 PG-1439
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Hoops Timothy L. Peak Resource Management 13700 Braun Rd Golden CO 80401 303-550-5582 PG-3307
Hoover Kevin L. Water and Wetlands Consulting, LLC 1109 Buchanan Valley Rd Orrtanna PA 17353 717-778-7859 PG-2503
Hoover John Richard Scorpio Resources, Inc. 518 17th St Ste 775 Denver CO 80202 303-595-9681 PG-1498
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Hopkins Theodor William Shannon & Wilson, Inc. 1722 3rd St Ste 100 Sacramento CA 95811-6208 916-438-2301 PG-3573
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Horn Martha S. Consulting Hydrogeologist 3324 Aspen Dr Casper WY 82601-5331 307-265-7456 PG-1559
Horn Richard A. Richard Horn Oil Properties 15846 W Bayaud Dr Golden CO 80401 303-278-7804 PG-3049
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Hose David Richard URS Corporation 1501 4th Ave Ste 1400 Seattle WA 98101-1616 206-438-2154 PG-1653
Hostetler Jeffrey Brian Trihydro Corporation 1252 Commerce Dr Laramie WY 82070 307-745-7474 PG- 601
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Howe Dennis M. Silver Eagle Exploration, Inc. 968 Coneflower Dr Golden CO 80401 303-526-1642 PG- 138
Hoye Brian Robert Burns & McDonnell Engineering Company, Inc. 9400 Ward Pkwy Kansas City MO 64114 816-823-6257 PG-3916
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Huck James David Whiting Petroleum Corporation 1700 Broadway Ste 2300 Denver CO 80290-2300 303-495-6701 PG-3301
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Hughes Gary Claude SM Energy 550 N 31st St Ste 500 Billings MT 59101 406-867-8917 PG-2718
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Humphrey Steven L. Geomega, Inc. 2525 28th St Boulder CO 80301 303-443-9117 PG-3942
Hundley-Goff Emily M. Cholla Production, LLC 10390 W Bradford Rd Ste 201 Littleton CO 80127 303-623-4565 PG-1414
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Hutchinson Peter J. THG Geophysics, Ltd. 4280 Old Wm Penn Hwy Murrysville PA 15668 724-325-3996 PG-1440
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Hutson Harold J. BRS, Inc. 1130 Major Ave Riverton WY 82501 307-857-3079 PG-3421
Hyrkas Jerry L. 19039 E Plaza Dr Ste 285 Parker CO 80138 720-851-7401 PG-3003
Ilves Jan Peter JPI Associates, Inc. 725 Market St Gloucester City NJ 08030 856-456-6500 PG-2248
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Interval Kenneth G. MAX Environmental 1815 Washington Rd Pittsburgh PA 15241 412-715-3675 PG-1113
Irons Larry Alan Fairfield Industries 1776 Lincoln St Ste 1200 Denver CO 80203 303-716-1630 PG- 680
Irwin Charles Tyler CDM Smith, Inc. 6000 Uptown Blvd NE Ste 200 Albuquerque NM 87110 505-243-3200 PG-2280
Irwin Robert H. RH Irwin Geologic Consulting, LLC 4 Fawn Court Gillette WY 82718 307-660-7891 PG-3461
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Jacobs James Alan Clearwater Group 707 View Point Rd Mill Valley CA 94941 415-381-5195 PG-2328
Jaffe Jonathan Peter Anadarko Petroleum Corp. 4000 Burlington Ave Evans CO 80620 970-339-1058 PG- 730
Jahn Michael A. Vironex 13050 W 43rd Dr Ste 100 Golden CO 80403 303-423-2547 PG-3751
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James Edward Walter Terracon Consultants, Inc. 11555 Clay Rd Houston TX 77043 713-939-6479 PG-1151
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Janes Wesley H. Petrotek Engineering Corporation 5935 S Zang St Ste 200 Littleton CO 80127-4646 303-290-9414 PG-3861
Janney David W. Geo-Science Solutions, LLC PO Box 3100 Corrales NM 87048 505-508-9187 PG-2156
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Jehn James L. Jehn Water Consultants, Inc. 1565 Gilpin St Denver CO 80218 303-321-8335 PG-1525
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Jenkins Steven Michael Netherland, Sewell & Associates, Inc. 1301 McKinney St Ste 3200 Houston TX 77010 713-654-4950 PG-3529
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Johnson Terence Lee Hunt Oil Company 1900 N Akard St Dallas TX 75201-2300 214-978-8819 PG-2878
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Johnson Martin S. Knightia Environmental 5330 Sanford Circle East Englewood CO 80113-5144 720-233-5502 PG- 154
Johnson Curtis L. Consulting Geologist 3760 S Willow Cir Denver CO 80237-1630 303-773-0036 PG- 290
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Johnson Walter Earl Exploration GeoConsultants 621 17th St Ste 1000 Denver CO 80293 720-904-3915 PG-1933
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Johnson Milo J. Endeavor Energy, LLC 609 Burgundy St Unit C Highlands Ranch CO 80129 303-830-1290 PG-2136
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Jones Nick R. Enhanced Oil Recovery Institute University of Wyoming Campus Laramie WY 82071 307-766-3284 PG-3580
Jones Steven D. Lariat Exploration, Inc. 7684 S Madison Cir Centennial CO 80122 303-910-4848 PG-2950
Jones Blake E. Cloud Peak Energy 505 S Gillette Ave Gillette WY 82716 307-685-6025 PG-3741
Jones Matthew Philip Trihydro 1252 Commerce Dr Laramie WY 82070 307-745-7474 PG-3558
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Kluth Charles Frederick Kluth and Associates 5378 Hawthorn Trl Littleton CO 80125 303-904-2939 PG- 969
Klutsch John Edward XTO Energy 810 Houston St Fort Worth TX 76102 817-885-2781 PG- 628
Knapik James J Consulting Geologist 210 Arrowhead Ln Eighty Four PA 15330-2690 724-941-6574 PG-2850
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Koepsell Arthur W. Colorado Oil & Gas Conservation Commission 1120 Lincoln St Ste 801 Denver CO 80203 303-894-2100 x5148 PG-3485
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Levin Roger N. Valero Energy Corp. 10955 Westmoor Dr Ste 400 Westminster CO 80021 303-379-3091 PG-1778
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Lewis James Peery Millennium Exploration, LLC 2595 S Pearl St Denver CO 80210 303-520-3722 PG-3009
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Lim Karen Trantow LT Environmental, Inc. 4600 W 60th Ave Arvada CO 80003-6911 303-962-5515 PG-2760
Liming Richard Brett Resource Strategies, LLC 601 Corporate Cir Golden CO 80401 303-384-1383 PG-2834
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Lindecke Joseph W. Apache Corporation 303 Veterans Airpark Rd Ste 3000 Midland TX 79701 432-818-1046 PG- 714
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Lips Elliott W. Great Basin Earth Science, Inc. 2241 E Bendemere Cir Salt Lake City UT 84109 801-599-2189 PG-1489
Lipten Eric Jack Newmont Mining Corporation 6363 Fiddler's Green Cir Greenwood Village CO 80111 303-217-6479 PG-1011
Lischer Lowell K. Geologic Consultant 2110 Chittim Pass Dr San Antonio TX 78232 210-872-9155 PG- 9
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Lock Matthew J. Anadarko Petroleum Corp. 33 W Third St Ste 300 Williamsport PA 17701 570-244-4051 PG-3152
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Lockrem Larry L. L & L Geochemical Services, LLC 2907 S Morain Pl Kennewick WA 99337 509-539-6472 PG-2346
LoCoco James Joseph Mount Sopris Instruments 4975 E 41st Ave Denver CO 80216-4424 303-279-3211 PG-2165
LoCricchio Edward J. Atlas Exploration, LLC 5152 W Wagon Trail Rd Littleton CO 80123-1575 303-918-3239 PG-2671
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513
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Luff Kenneth Dale Luff Exploration Company 1580 Lincoln St Ste 850 Denver CO 80203 303-861-2468 PG-1938
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Laramie WY 82070 307-742-5711 PG- 92
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Mayer Jerrold N. Great Plains Exploration, Inc. 2572 E Dunwoody Way Highlands Ranch CO 80126-4524 303-470-1205 PG- 753
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McGee David L. Resource Development Investigations 27269 Jimmy Ln Conroe TX 77385-9084 281-367-8461 PG-1939
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McGill James R. Independent 131 Crestline Dr Billings MT 59105 406-671-4820 PG- 384
McGillivray Gerald (Mack) L. Continental Resources 704 34th Ave NW Sidney MT 59270 406-433-3006 PG-2968
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Morgan John Robert Anadarko Petroleum Corporation 1099 18th St Ste 1800 Denver CO 80202-1918 720-929-6603 PG-3847
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Moritz Edwin Charles Gustavson Associates, LLC 5757 Central Ave Ste D Boulder CO 80301 303-443-2209 PG-3314
Mork Andrew R. Full Circle Geoscience, LLC 1120 N 23rd St Boise ID 83702 United States 208-901-1626 PG-1790
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Morrow Richard David Newmont Mining Corporation 6363 S Fiddler's Green Cir Greenwood Village CO 80111 303-837-5215 PG-1893
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Mullarkey James Collins L J Oil, Inc. 11757 W Ken Caryl Ave # F Ste 133 Littleton CO 80127-3719 303-770-9023 PG- 149
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Mullen Christopher Edward Devon Energy 333 W Sheridan Ave Oklahoma City OK 73102-5015 405-738-2843 PG-1945
Muller Albert Joseph Ohio Environmental Protection Agency 2110 E Aurora Rd Twinsburg OH 44087 330-963-1211 PG-2997
Muller David Stewart Apache Corporation 1702 IH-10 W Ste 300 San Antonio TX 78257-2508 210-678-3981 PG-3400
Mumby Mark E. HRL Compliance Solutions, Inc. 2385 F 1/2 Rd Grand Junction CO 81505 970-243-3271 PG-3443
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Munn Richard William Munn Oil & Gas 15 Camelot Oaks Ct The Woodlands TX 77382 832-606-9414 PG-1542
Munn Robert Preston Daybreak Energy, LLC 9707 Rollison Park Dr Spring TX 77379 281-610-7620 PG- 981
Murphree Philip Andrew Peabody Powder River Services, LLC Caller Box 3034 Gillette WY 82717-3034 307-687-3924 PG-2737
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Nicol Dorian Loney European Uranium Resources, Ltd. 1590 Little Raven St Unit 602 Denver CO 80202 303-886-0458 PG-3006
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Noe David Charles Colorado Geological Survey Colorado School of Mines
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Noller Benny L. Red Rock Environmental Services, LLC 2362 Coors Dr Golden CO 80401-2169 303-217-0082 PG-2747
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Noto John P. Colorado OGCC 1120 Lincoln St #801 Denver CO 80203 303-894-2100 PG-2505
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O Brien Grady M. Hydro-Logic, LLC 231 S Howes St Fort Collins CO 80521 970-817-0630 PG-3779
Obernolte Frederick William Access Environmental, LLC 106 S White Tail Dr Franktown CO 80116-8825 303-660-9633 PG-2121
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O'Brien James Patrick O'Brien & Associates 1845 W Gore Creek Dr Vail CO 81657 970-479-8212 PG-2999
O'Connell Patrick Joseph Jefferson County 100 Jefferson County Pkwy #3550 Golden CO 80419-3550 303-271-8707 PG-3270
O'Connor James P. WY Dept. of Environmental Quality 510 Meadowview Dr Lander WY 82520-3239 307-335-6942 PG-3644
O'Connor Leslie S. MHA Petroleum Consultants 730 17th St Ste 410 Denver CO 80202 303-277-0270 PG-3059
Ocsody Michael T. Below Ground Surface, Inc. 8110 Cole Pkwy Shawnee KS 66227 913-441-1088 PG-3260
Odegard Mark K. Whiting Oil & Gas Corp. 1700 Broadway Ste 2300 Denver CO 80290 303-390-5571 PG-3797
Odell Robert Davis 4400 S Poplar St # 101 Casper WY 82601 307-266-1392 PG-1850
O'Donnell Richard P. RPX Energy Company 3621 Rocky Stream Dr Fort Collins CO 80528 970-206-1840 PG-3175
Oesleby Thomas W. 507 F St Salt Lake City UT 84103 801-703-6736 PG-1725
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O'Leary Michael Stephen Uranium One 907 N Poplar Ste 260 Casper WY 82601 307-234-8235 PG-1674
Oliver David Charles BFL Consulting PO Box 543 Ely MN 55731 218-235-8456 PG-2785
Olivier Wendell G. Dripping Rock Oil & Gas Consultants, LLC 178 E Nicklaus Ave Kalispell MT 59901 406-396-1760 PG-2885
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Olsen Frederik S. Paleontological Investigations 1441 W 46th Ave Unit 7 Denver CO 80211-2338 303-748-7400 PG-2993
Olson Remelle E. Summit Gas Resources, Inc. 1 E. Alger Street Sheridan WY 82801 307-673-9710 PG-2459
Olson Mack Charles SCM E & P Solutions, Inc. 4801 Woodway Dr Ste 150W Houston TX 77056 713-871-1800 PG-2295
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Wyman Susan A. Whetstone Associates, Inc. 600 W Highway 50 Gunnison CO 81230 970-641-7471 PG-3435
Wymer Richard Edward U.S. Bureau of Land Management 7906 E 33rd St Tulsa OK 74145 918-621-4115 PG-2123
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Young Jr. Leighton F. Independent Geologist PO Box 42429 Houston TX 77242-2429 713-782-3831 PG-1652
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Houston TX 77002 713-654-3999 PG- 659
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