| Company | Contact | Address | City | State | Zip | Phone |
| 101 Pipe and Casing, Inc. |
Dusty Nabor
| 30101 Agoura Court, Suite 201 | Agoura Hills | CA | 91301 | (818) 707-9101 |
| Almar Professional Land Services, Inc. |
Marty Miller
| PO Box 8000-160, Chapparral Drive | Mesquite | NV | 89024 | (970) 260-2214 |
| Alsharifgroup |
Eng. Abdulaziz O Nasser
| | | | | |
| American Cargoservice, Inc. |
Terry Simokat
| 7880 Convoy Court | San Diego | CA | 92111 | (858) 565-4125 |
| APS Renewable Energy |
Phil Smithers
| PO Box 53999, MS 9674 | Phoenix | AZ | 85072 | (602) 250-3579 |
| Ashland Inc. |
Norman Kellogg
| 7408 Dos Rios Way | Bakersfield | CA | 93309 | (661) 324-7735 |
| Asset Management Group Investment Corp. |
William Powell
| 6501 East Belleview Ave., Suite 400 | Englewood | CO | 80111 | (303) 694-2190 |
| Atlas Copco |
Susan Bouvette
| 3037 Industrial Parkway | Santa Maria | CA | 93455 | (805) 928-5757 |
| Baird Hanson Williams LLP |
Brian Hanson
| 411 Valley View Drive | Boulder | CO | 80304 | (303) 447-9800 |
| Baker Hughes |
Nic Nickels
| 5510 Skylane Blvd., Suite 203 | Santa Rosa | CA | 95403 | (707) 523-1751 |
| Boart Longyear |
Jason Lamb
| 2745 West California Avenue | Salt Lake City | UT | 84104 | (801) 973-6667 |
| Bob Lawrence |
Bob Lawrence
| 345 South Patrick Street | Alexandria | VA | 22314 | (703) 836-3654 |
| Bowman Geothermal |
Justin Mahlmann
| 9813 Godwin Drive | Manassas | VA | 20110 | (703) 530-8093 |
| BRUSHCo Inc. |
Charlie Brush
| PO Box 71 | Westerlo | NY | 12193 | (518) 797-3292 |
| CALPINE CORPORATION |
Mike Rogers
| 10350 Socrates Mine Road | Middleton | CA | 95461 | |
| Cameron |
Roger Bastian
| 3004 Jewett Street | Bakersfield | CA | 93301 | (707) 836-1611 |
| CH2M Hill |
Richard Campbell
| 9127 South Jamaica Street | Englewood | CO | 80112 | (720) 286-5448 |
| Contractors Cargo Company |
Rick Merante
| 500 South Alameda Street | Compton | CA | 90221 | (310) 609-1957 |
| Control Concepts, Inc. |
Henry Tiffany III
| 100 Park Street | Putnam | CT | 06260 | (860) 928-6551 |
| Cornell Energy Institute |
Jeff Tester
| 2160 Snee Hall | Ithaca | NY | | (607) 254-7211 |
| Davenport Newberry Holdings LLC |
Rob Miani
| 300 Atlantic Street, Suite 301 | Stamford | CT | 06901 | (203) 276-1600 |
| Dewhurst Group |
Warren Dewhurst
| 13617 Anndyke Place | Germantown | MD | 20874 | (801) 209-2032 |
| Diversified Utility Services, Inc |
Steve Hill
| 3105 Unicorn Road | Bakersfield | CA | 93308 | (661) 325-3212 |
| Domenic J. Falcone Associates, Inc. |
Domenic Falcone
| P.O. Box 129 | New Hope | PA | 18938 | (215) 862-1793 |
| DOSECC Exploration Services, LLC |
Dennis Nielson
| PO Box 58857 | Salt Lake City | UT | 84158 | (801) 583-2150 |
| Drill Cool Systems, Inc. |
Fred Nilson
| 627 Williams Street | Bakersfield | CA | 93305 | (661) 633-2665 |
| Earth Power Resources, Inc. |
Ronald Barr
| 2407 S. Troost Ave. | Tulsa | OK | 74114 | (918) 746-5593 |
| EcoDirect |
Daniel Baxter
| 2061 Wright Ave, Suite A4 | La Verne | CA | 91750 | (888) 899-3509 |
| Edcon-PRJ, Inc. |
Michael Hobbs
| 171 S. Van Gordon Street, Suite E | Lakewood | CO | 80228 | (303)980-6556 |
| ElectraTherm, Inc. |
Celeste Dodge
| 4750 Turbo Circle | Reno | NV | 89502 | (775) 398-4680 |
| Emabond Solutions |
Drew LaMarca
| 49 Walnut Street | Norwood | NJ | 07648 | (201)767-7400 x6119 |
| ENEL GREEN POWER NORTH AMERICA, INC. |
Bob Manasse
| One Tech Drive, Suite 200 | Andover | MA | 01810 | |
| Energy 5.0 |
Bud Cherry
| 1601 Forum Place, Suite 1010 | West Palm Beach | FL | 33401 | (561) 697-9800 |
| Energy and Geoscience Institute |
Raymond Levey
| 423 Wakara Way, Suite 300 | Salt Lake City | UT | 84108 | (801) 585-9137 |
| Energy Capital Partners |
Jeff Spinner
| 51 JFK Parkway, Suite 200 | Short Hills | NJ | 07078 | (973) 671-6089 |
| EnergySource |
Paola Garcia
| 321 S. Waterman Ave., Suite 200 | El Centro | CA | 92243 | (760) 312-8000 |
| Enlink Geoenergy |
Mark Mizrahi
| 2630 Homestead Place | Rancho Dominguez | CA | 90220 | (424)242-1214 |
| Gemini Enterprises, Inc. |
Nezih Zeren
| 14550 Torrey Chase Blvd., Suite 600 | Houston | TX | 77014 | (281)583-2900 |
| GeoGlobal Energy LLC |
Greg Raasch
| 1887 Keystone Drive | Evergreen | CO | 80439 | (720) 302-3533 |
| GeoTek Energy LLC |
Ken Fryrear
| 415 W. Wall Street, Suite 2121 | Midland | TX | 79701 | (432) 685-0215 |
| Geothermal Development Associates |
Martin Booth
| 770 Smithridge Drive Suite 550 | Reno | NV | 89502 | (775) 825-5800 |
| Geothermal Resource Group |
Bill Rickard
| PO Box 11898 | Palm Desert | CA | 92255 | (760) 341-0186 |
| Geothermal Resources Council |
Curt Robinson
| P.O. Box 1350 | Davis | CA | 95617 | (530) 758-2360 |
| GeothermEx |
Ann Robertson-Tait
| 3260 Blume Drive, Suite 220 | Richmond | CA | 94804 | (510) 527-9876 |
| Glacier |
C.J. Arrigo
| 303 Park Ave South, #1081 | New York | NY | 10010 | (212) 716-0120 |
| Global Carbon Solutions Inc. |
Matthew Schwarck
| 5171 Eldorado Springs Drive | Boulder | CO | 80303 | (641) 430-2289 |
| Global Power Solutions, LLC |
Kenneth Phair
| 602 Park Point Drive, Suite 270 | Golden | CO | 80401 | (303) 526-2001 |
| GRADIENT RESOURCES |
Craig Mataczynski
| 9670 Gateway Drive, Suite 200 | Reno | NV | 89521 | (775) 284-8842 |
| Halliburton Energy Services |
Tiffany Stoerner
| 10200 Bellaire Blvd. | Houston | TX | 77072 | (281) 575-3304 |
| Hannon Armstrong |
Jeff Eckel
| 1997 Annapolis Exchange, Suite 520 | Annapolis | MD | 21401 | (410) 571-9860 |
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