| The University of Texas at Austin | Austin, TX | 63 |
| California Institute of Technology | Pasadena, CA | 36 |
| Oregon State University | Corvallis, OR | 33 |
| Lawrence Berkeley National Laboratory | Berkeley, CA | 32 |
| Woods Hole Oceanographic Institution | Woods Hole, MA | 30 |
| BP America Inc. | Houston, TX | 27 |
| Battelle Memorial Institute | Richland, WA | 19 |
| Schlumberger Technology Corporation | Katy, TX | 17 |
| Geosyntec Consultants, Inc. | Boca Raton, FL | 17 |
| Nevada Gold Mines LLC | Elko, NV | 16 |
| Chevron Corporation | San Ramon, CA | 16 |
| Triad National Security, LLC | Los Alamos, NM | 14 |
| The Leland Stanford, Jr University | Stanford, CA | 13 |
| New Mexico Institute of Mining and Technology | Socorro, NM | 13 |
| Massachusetts Institute of Technology | Cambridge, MA | 13 |
| University of Colorado | Boulder, CO | 12 |
| Lawrence Livermore National Security, LLC | Livermore, CA | 12 |
| University Of California, San Diego | La Jolla, CA | 12 |
| Texas A&M University | College Station, TX | 12 |
| WSP USA Inc. | New York, NY | 12 |
| Occidental Petroleum Corporation | Houston, TX | 12 |
| University of Alaska | Fairbanks, AK | 12 |
| The Trustees of Princeton University | Princeton, NJ | 11 |
| Murphy Exploration & Production Company USA | Houston, TX | 11 |
| Shell International Exploration and Production Inc. | Houston, TX | 11 |
| ANS Geo LLC | South Plainfield, NJ | 10 |
| University of California, Berkeley | Berkeley, CA | 9 |
| Freeport-McMoRan Exploration Corporation | Phoenix, AZ | 9 |
| Ntess, LLC | Albuquerque, NM | 8 |
| University of California, Los Angeles | Los Angeles, CA | 8 |
| Louisiana State University and A&M College | Baton Rouge, LA | 8 |
| AngloGold Ashanti North America Inc. | Greenwood Village, CO | 8 |
| Ut-Battelle, LLC (Oak Ridge National Laboratory) | Oak Ridge, TN | 8 |
| Arcadis U.S., Inc. | Highlands Ranch, CO | 7 |
| Arizona State University | Tempe, AZ | 7 |
| Gemological Institute of America, Inc. | Carlsbad, CA | 7 |
| Bay Area Environmental Research Institute | Moffett Field, CA | 7 |
| TGS-NOPEC Geophysical Company | Houston, TX | 7 |
| Langan Engineering and Environmental Services, LLC | Parsippany, NJ | 7 |
| EOG Resources, Inc. | Houston, TX | 7 |
| Colorado School of Mines | Golden, CO | 6 |
| Purdue University | West Lafayette, IN | 6 |
| University of Maryland College Park | College Park, MD | 6 |
| TotalEnergies E&P Americas, LLC | Houston, TX | 6 |
| University of Illinois | Urbana, IL | 6 |
| Srk Consulting (U.S.), Inc. | Denver, CO | 6 |
| Shell Exploration & Production Company | Houston, TX | 6 |
| University of California, Santa Cruz | Santa Cruz, CA | 5 |
| Newmont International Services Limited | Denver, CO | 5 |
| Freeport Minerals Corporation | Phoenix, AZ | 5 |
| Brown University | Providence, RI | 5 |
| DeGolyer and MacNaughton Corporation | Dallas, TX | 5 |
| University of Utah | Salt Lake City, UT | 5 |
| Stantec Consulting Services Inc. | Denver, CO | 5 |
| Terra Guidance, LLC. | Englewood, CO | 5 |
| University of Houston | Houston, TX | 5 |
| The University of Southern California | Los Angeles, CA | 5 |
| Zonge International, Inc. | Tucson, AZ | 5 |
| Columbia University | New York, NY | 5 |
| The University of Kansas | Lawrence, KS | 4 |
| DownUnder GeoSolutions (America) LLC | Houston, TX | 4 |
| Harvard University | Cambridge, MA | 4 |
| Borehole Seismic, LLC | Houston, TX | 4 |
| Berry Petroleum Company, LLC | Dallas, TX | 4 |
| Zanskar Geothermal & Minerals, Inc. | Salt Lake City, UT | 4 |
| AECOM Technical Services Inc | Dallas, TX | 4 |
| RevoChem LLC | Houston, TX | 4 |
| ExxonMobil Technology and Engineering Company | Spring, TX | 4 |
| University of Connecticut | Storrs, CT | 4 |
| Monterey Bay Aquarium Research Institute (MBARI) | Moss Landing, CA | 4 |
| Freeport-McMoRan Morenci Inc. | Phoenix, AZ | 4 |
| Washington University | St. Louis, MO | 4 |
| Research Corporation of the University of Hawaii | Honolulu, HI | 4 |
| Georgia Institute of Technology | Atlanta, GA | 4 |
| Fugro USA Marine, Inc. | Houston, TX | 4 |
| University of Nevada, Las Vegas | Reno, NV | 4 |
| Yale University | New Haven, CT | 4 |
| AIR Worldwide Corporation | Boston, MA | 4 |
| SLR International Corporation | Bothell, WA | 4 |
| Alpine Ocean Seismic Survey, Inc. | Norwood, NJ | 4 |
| C. L. Geosolutions, Inc | Chatsworth, CA | 3 |
| University of Oklahoma | Norman, OK | 3 |
| North Carolina State University | Raleigh, NC | 3 |
| Northern Arizona University | Flagstaff, AZ | 3 |
| Barrick Gold of North America, Inc. | Elko, NV | 3 |
| Johns Hopkins University Applied Physics Lab | Laurel, MD | 3 |
| Research Foundation for the State University of New York | Stony Brook, NY | 3 |
| University of New Mexico | Albuquerque, NM | 3 |
| Sprott Asset Management USA Inc. | Carlsbad, CA | 3 |
| Achievement Engineering Corp. | San Jose, CA | 3 |
| Indiana University | Indianapolis, IN | 3 |
| Ivanhoe Electric Inc. | Casa Grande, AZ | 3 |
| Alliance for Sustainable Energy, LLC | Golden, CO | 3 |
| Fugro USA Land, Inc. | Houston, TX | 3 |
| UChicago Argonne LLC | Lemont, IL | 3 |
| Camino Natural Resources Management, LLC | Denver, CO | 3 |
| TerraSond Limited | Palmer, AK | 3 |
| W.M. Rice University | Houston, TX | 3 |
| Johns Hopkins University | Baltimore, MD | 3 |
| TSMC Arizona Corporation | Phoenix, AZ | 3 |
| Halliburton Energy Services, Inc. | Houston, TX | 3 |
| Global Geologica USA Inc. | Reno, NV | 3 |
| Hydro-Environmental Technologies, Inc. | Acton, MA | 3 |
| Trustees Of The University Of Pennsylvania | Philadelphia, PA | 3 |
| The Curators of the University of Missouri | Columbia, MO | 3 |
| Outsource Research Consulting, Inc. | Houston, TX | 3 |
| Risk Management Solutions, Inc. | Newark, CA | 3 |
| University of North Dakota | Grand Forks, ND | 3 |
| Battelle Energy Alliance, LLC | Idaho Falls, ID | 3 |
| The University of Alabama | Tuscaloosa, AL | 3 |
| University Corporation for Atmospheric Research | Boulder, CO | 3 |
| Berger Geosciences, LLC | Houston, TX | 3 |
| Lettis Consultants International, Inc. | Concord, CA | 3 |
| The University of Texas at Arlington | Arlington, TX | 2 |
| University of Minnesota | Minneapolis, MN | 2 |
| Michigan Technological University | Houghton, MI | 2 |
| GeoComputing Group, LLC | Houston, TX | 2 |
| Research Foundation of CUNY | New York, NY | 2 |
| Durrand Technology Consulting, LLC | Jennings, LA | 2 |
| Gannett Fleming, Inc. | Mechanicsburg, PA | 2 |
| University of California, Davis | Davis, CA | 2 |
| University of South Alabama | Mobile, AL | 2 |
| Georgia Environmental Protection Division | Atlanta, GA | 2 |
| Terracon Consultants, Inc. | Olathe, KS | 2 |
| Millcreek Capital Management LLC | Cedar Creek, TX | 2 |
| TotalEnergies E&P USA, Inc. | Houston, TX | 2 |
| Freeport-McMoRan Bagdad Inc. | Phoenix, AZ | 2 |
| RRC Power and Energy, LLC | Round Rock, TX | 2 |
| GeoLogic Associates, Inc. | Ontario, CA | 2 |
| Broad Geophysical Technology, Inc. | Houston, TX | 2 |
| Freeport-McMoRan Safford Inc. | Phoenix, AZ | 2 |
| The University of Chicago | Chicago, IL | 2 |
| Texas Tech University | Lubbock, TX | 2 |
| Kleinfelder, Inc. | San Diego, CA | 2 |
| Brownlee-Morrow Enterprises, Inc. | Birmingham, AL | 2 |
| Lumina Geophysical, LLC. | Houston, TX | 2 |
| Alpine Ocean Seismic Survey | Norwood, NJ | 2 |
| Amni International Petroleum Resources, LLC | The Woodlands, TX | 2 |
| Pinto Valley Mining Corp. | Miami, AZ | 2 |
| Pure Lithium Corporation | Charlestown, MA | 2 |
| Cyentech Consulting LLC | Cypress, TX | 2 |
| Archer Oil Tools LLC | Houston, TX | 2 |
| University of Maine | Orono, ME | 2 |
| University of Georgia; OGE | Athens, GA | 2 |
| Cornell University | Ithaca, NY | 2 |
| Round Mountain Gold Corporation | Round Mountain, NV | 2 |
| Newcrest Resources, Inc. | Denver, CO | 2 |
| Davinci Ep LLC | Denver, CO | 2 |
| A1 Lithium Inc. | Las Vegas, NV | 2 |
| Hydrogeo Energy LLC | Houston, TX | 2 |
| Conocophillips Company | Houston, TX | 2 |
| Diversified Well Logging, LLC | Reserve, LA | 2 |
| UmapAV Corporation | Belmont, MI | 2 |
| Petroleum Geo-Services, Inc. | Houston, TX | 2 |
| Boston College | Chestnut Hill, MA | 2 |
| University of Michigan | Ann Arbor, MI | 2 |
| Virginia Department of Energy | Richmond, VA | 2 |
| The Florida State University | Tallahassee, FL | 2 |
| University of Wisconsin System | Madison, WI | 2 |
| BHP Minerals Service Company | Tucson, AZ | 2 |
| Exxon Mobil Corporation | Spring, TX | 2 |
| Corning Research & Development Corporation | Corning, NY | 2 |
| Tetra Tech, Inc. | Pasadena, CA | 2 |
| Regents of the University of California at Riverside | Riverside, CA | 2 |
| Shearwater GeoServices Inc. | Houston, TX | 2 |
| Auburn University | Auburn, AL | 2 |
| Southwest Research Institute | San Antonio, TX | 2 |
| University Of North Carolina At Chapel Hill | Chapel Hill, NC | 2 |
| Carnegie Institution of Washington d/b/a Carnegie Institution for Science | Washington, DC | 2 |
| Colosseum Rare Metals Inc. | Gunnison, CO | 2 |
| Nova Geotechnical and Inspection Services, LLC | Las Vegas, NV | 2 |
| The University of Texas at Dallas | Richardson, TX | 1 |
| Goldwedge LLC | Elko, NV | 1 |
| The University of Texas El Paso | El Paso, TX | 1 |
| Palantir Technologies Inc. | Denver, CO | 1 |
| Buxton Resources Arizona, LLC | Phoenix, AZ | 1 |
| Portland State University | Portland, OR | 1 |
| Moody's Analytics, Inc. | New York, NY | 1 |
| Southwest Critical Materials LLC | Yerington, NV | 1 |
| Maxwell Dynamics, Inc | Sugar Land, TX | 1 |
| Planetary Science Institute | Tucson, AZ | 1 |
| University Of California, Irvine | Irvine, CA | 1 |
| Advanced Resources International, Inc | Arlington, VA | 1 |
| Municon West Coast, Inc. | San Francisco, CA | 1 |
| Kennecott Utah Copper LLC | South Jordan, UT | 1 |
| Civil & Environmental Consultants, Inc. | Moon Township, PA | 1 |
| Mount Holyoke College | South Hadley, MA | 1 |
| Tufts University | Medford, MA | 1 |
| Aspect Management Corporation | Denver, CO | 1 |
| Willmer Engineering Inc. | Atlanta, GA | 1 |
| Exponent, Inc. | Menlo Park, CA | 1 |
| S&ME Inc. | Raleigh, NC | 1 |
| University of California at Santa Barbara | Santa Barbara, CA | 1 |
| KS Engineers, PC | Newark, NJ | 1 |
| Call & Nicholas, Inc. | Tucson, AZ | 1 |
| Jerritt Canyon Gold LLC | Elko, NV | 1 |
| Sea-bird Electronics, Inc. | Bellevue, WA | 1 |
| Chevron USA Inc. | Houston, TX | 1 |
| Deel US LLC | San Francisco, CA | 1 |
| Gubelin Gem Lab Ltd. | New York, NY | 1 |
| California Air Resources Board | Sacramento, CA | 1 |
| Stearns, Conrad and Schmidt Consulting Engineering, Inc. | Long Beach, CA | 1 |
| KCB Consultants Ltd. | Tempe, AZ | 1 |
| Trustees of Dartmouth College | Hanover, NH | 1 |
| University of Hawaii | Honolulu, HI | 1 |
| University of Montana | Missoula, MT | 1 |
| Kosmos Energy LLC | Dallas, TX | 1 |
| California Department of Transportation | Sacramento, CA | 1 |
| The Pennsylvania State University | University Park, PA | 1 |
| Infrasense, Inc. | Woburn, MA | 1 |
| Baylor University | Waco, TX | 1 |
| West Chester University Of Pennsylvania | West Chester, PA | 1 |
| University of Idaho | Moscow, ID | 1 |
| Magseis FF LLC | Houston, TX | 1 |
| Terra Engineers, Inc. | San Francisco, CA | 1 |
| GeoScience Engineers, LLC | Dallas, TX | 1 |
| Gateway Oil & Gas Ltd LLC | Houston, TX | 1 |
| TRC Environmental Corporation | Windsor, CT | 1 |
| NGX Consulting Inc. | Houston, TX | 1 |
| Targeted GeoVision, LLC | Houston, TX | 1 |
| Freeport-McMoRan Chino Mines Company | Phoenix, AZ | 1 |
| Inspire Resources, LLC | Atlanta, GA | 1 |
| GSI Environmental Inc. | Houston, TX | 1 |
| Geodynamics, LLC | New port, NC | 1 |
| Yerezhepova Law, PC | New York, NY | 1 |
| Gulf of Maine Research Institute | Portland, ME | 1 |
| Athena Engineering and Environmental, LLC | Goodlettsville, TN | 1 |
| Asarco LLC | Sahuarita, AZ | 1 |
| CRC Services LLC | Long Beach, CA | 1 |
| San Diego State University Research Foundation | San Diego, CA | 1 |
| Arkansas Department of Transportation | Little Rock, AR | 1 |
| University of Mississippi | University, MS | 1 |
| Geo-Technology Associates, Inc | Abingdon, MD | 1 |
| EA Engineering, Science, and Technology, Inc., PBC | Hunt Valley, MD | 1 |
| The Catholic University of America | Washington, DC | 1 |
| Southern Methodist University | Dallas, TX | 1 |
| Redcastle Resources, Inc. | Salt Lake City, UT | 1 |
| Shannon & Wilson, Inc. | Seattle, WA | 1 |
| Idaho State University | Pocatello, ID | 1 |
| Drexel University | Philadelphia, PA | 1 |
| Leidos, Inc. | Reston, VA | 1 |
| Rensselaer Polytechnic Institute | Troy, NY | 1 |
| Smithsonian Institution | Washington, DC | 1 |
| Board of Regents of the University of Nebraska | Lincoln, NE | 1 |
| The Ohio State University | Columbus, OH | 1 |
| The New School | New York, NY | 1 |
| Smith-Emery of San Francisco, Inc. | San Francisco, CA | 1 |
| Trustees Of Boston University | Boston, MA | 1 |
| UHL & Associates, Inc. | Lambertville,, NJ | 1 |
| Central State University | Wilberforce, OH | 1 |
| ESG Solutions Group, Inc | Houston, TX | 1 |
| ESG Solutions Group, Inc | Houston, TX | 1 |
| ExxonMobil Upstream Research Company | Spring, TX | 1 |
| University of New Hampshire | Durham, NH | 1 |
| Coastal Science & Engineering, Inc. | Columbia, SC | 1 |
| Deih LLC | Tucson, AZ | 1 |
| Atmospheric and Environmental Research DBA AER | Lexington, MA | 1 |
| Colorado State University | Fort Collins, CO | 1 |
| Geocon, Inc. | San Diego, CA | 1 |
| Engineering/Remediation Resources Group, Inc. | Martinez, CA | 1 |
| SparkCognition, Inc. | Austin, TX | 1 |
| NextEra Analytics, Inc. | Juno Beach, FL | 1 |
| Esgc Guam, LLC | Hagatna, | 1 |
| AGS, Inc. | San Francisco, CA | 1 |
| Arup US, Inc. | New York, NY | 1 |
| Rise & Shine Solar LLC | Sunnyvale, CA | 1 |
| Kennecott Exploration Company | Salt Lake City, UT | 1 |
| Anadarko Petroleum Corporation | The Woodlands, TX | 1 |
| Veracio Ltd. | West Valley City, UT | 1 |
| Contemporary Amperex Technology USA Inc. | Auburn Hills, MI | 1 |
| University Of Delaware | Newark, DE | 1 |
| Texas State University | San Marcos, TX | 1 |
| Center For Coastal Studies, Inc. | Provincetown, MA | 1 |
| C. L. Geosolution, Inc | Chatsworth, CA | 1 |
| Field Geo Services, Inc | Grand Junction, CO | 1 |
| Lumina Geophysical, LLC. | The Woodlands, TX | 1 |
| The University of Alabama in Huntsville | Huntsville, AL | 1 |
| Nexus Energy LLC | Evansville, IN | 1 |
| Oklahoma State University | Stillwater, OK | 1 |
| Shell Exploration And Production Company | Houston, | 1 |
| Core Geologic LLC | Denver, | 1 |
| Ziebel US INC | Houston, | 1 |
| University Of Miami | Miami, FL | 1 |
| Science Applications International Corporation | Reston, VA | 1 |
| The Arkenstone Ltd. | Richardson, TX | 1 |
| 2678 Holdings LLC | Houston, TX | 1 |
| Shell Global Solutions US Inc. | Houston, TX | 1 |
| Aspect Consulting, LLC | Bainbridge Island, WA | 1 |
| Kryptonite LLC | Incline Village, NV | 1 |
| Construction Materials Consultants, Inc. | Greensburg, PA | 1 |
| Maxwell Dynamics, Inc | Houston, TX | 1 |
| CNOOC Energy U.S.A. LLC | Houston, TX | 1 |
| California Resources Corporation | Long Beach, CA | 1 |
| American Museum of Natural History | New York, NY | 1 |
| ENGEO, Inc. | San Ramon, CA | 1 |
| GB Geotechnics US Inc. | New York, NY | 1 |
| Syracuse Univesity | Syracuse, NY | 1 |
| DOF Subsea Inc. | Houston, TX | 1 |
| Apex Pe LLC | Englewood, CO | 1 |
| Shell Exploration and Production Company | Houston, TX | 1 |