| Company Name | Booth |
| AAPG | 231 |
| Anadarko Petroleum Corporation | 518 |
| Apex Instruments | 115 |
| Applied Control Equipment | 726 |
| ARKeX Ltd | 109 |
| Aviation Technology Services LLC | 732 |
| Baker Hughes | 430 |
| Bentek Energy, LLC | 617 |
| Bitter Creek Pipelines, LLC | 808 |
| BJ Services Company, USA | 411 |
| BP Energy | 511 |
| Bureau of Land Management | 317 |
| Buys and Associates, Inc. | 516 |
| Cameron | 728 |
| Cameron-Cole | 117 |
| Cameron's Compression Systems | 813 |
| Carbo Ceramics and Pinnacle Technologies | 205 |
| CBM Associates, Inc. | 717 |
| Center for the American West | 120 |
| Center Line Data | 218 |
| CH2M HILL, Inc. | 725 |
| Colorado Geological Survey | 330 |
| Colorado Mtn. College | 931 |
| Colorado Oil & Gas Conservation Commission | 913 |
| Colorado School of Mines | 919 |
| Compass Tools Inc | 821 |
| Complete Production Services, Inc. | 424 |
| Consulate General of Canada | 925 |
| Control Microsystems | 327 |
| Cordilleran Compliance Services Inc. | 824 |
| Core Laboratories/formerly Entrada | 206 |
| CSI Recruiting | 928 |
| CU Gem | 927 |
| Cummins Rocky Mountain LLC | 814 |
| DCP Midstream | 705 |
| Department of Geology and Geological Engineering CSM | 332 |
| Digital Formation, Inc. | 225 |
| Don's Directory, Inc. | 720 |
| Drilling Info, Inc. | 213 |
| Eaton Metal Products Company, LLC | 517 |
| El Paso Corporation | 505 |
| Elkhorn Holdings, Inc. | 631 |
| eLynx Technologies, LLC | 924 |
| EMIT Water Discharge Technology LLC | 832 |
| EnCana Oil & Gas | 611 |
| Energy Management Program - The University of Oklahoma | 112 |
| Energy Outreach | 915 |
| EnergyNet | 519 |
| ENSR Corporation | 216 |
| Enterprise Products Partners, L.P. | 711 |
| ERO Resources | 918 |
| eSignal | 816 |
| ESRI | 810 |
| Fiberspar LinePipe LLC | 830 |
| Fire & Safety Specialists-Rocky Mountain Divisions | 121 |
| ForeRunner Corporation | 817 |
| Fronterra Geosciences | 105 |
| Fugro-Jason Inc. | 224 |
| Gas Compressor Consultants Inc. | 833 |
| Gas Sensing Technology Corp./ Welldog | 230 |
| Geo Care Benefits Insurance Programs/Agia | 133 |
| Geo Data Systems | 212 |
| GeoMap Company | 318 |
| GeoMark Research, LTD. | 220 |
| GlobalView Software | 111 |
| Gustavson | 211 |
| Halliburton Energy Services, Inc | 405 |
| Hart Energy Publishing / Oil and Gas Investor | 933 |
| Hettinger Mayo LLC | 127 |
| Hoerbiger Compression Technology | 914 |
| HPDI, LLC | 719 |
| IHS | 325 |
| IMA | 421 |
| Insight Automation, Inc. | 805 |
| International Logging Inc. | 333 |
| IPSCO Tubulars Inc. | 629 |
| Isotech Laboratories,Inc. | 214 |
| J. W. Williams | 627 |
| JBR Environmental Consultants, Inc. | 831 |
| J-W Operating Company | 416 |
| Katch Kan USA | 107 |
| Kern River Gas Transmission | 730 |
| Kinder Morgan, Inc. | 718 |
| Knowledge Resevoir | 210 |
| Lisle Gravity Inc. | 217 |
| Lockhart Geophysical Company | 226 |
| LSSI, Ltd & Pearson Technologies Inc. | 312 |
| LT Environmental, Inc. | 227 |
| McVehil-Monnett Associates, Inc. | 812 |
| Mears Group, Inc. | 930 |
| MicroSeismic, Inc. | 316 |
| MJ Systems | 219 |
| National Instruments | 420 |
| Natural Resource Group | 428 |
| Neuralog | 829 |
| Noble Energy | 311 |
| Noble Royalties, Inc. | 625 |
| Odyssey Energy Services, LLC | 715 |
| Oil Patch Hotline | 114 |
| ONEOK | 620 |
| Optigas | 809 |
| Paradigm | 207 |
| Pason Systems | 314 |
| PBS&J | 709 |
| PCI Sales | 920 |
| Pegasus International | 906 |
| PennWell MAPSearch | 912 |
| Petroleum Field Services | 113 |
| Premier Data Services | 221 |
| PTTC | 328 |
| Questar Pipeline Company | 417 |
| Quorum Business Solutions, Inc. | 818 |
| RigData | 807 |
| Rocky Mountain Association of Geologists | 324 |
| Rocky Mountain Oil Field Testing Center | 215 |
| Rocky Mountain Power Generation | 916 |
| RPSEA | 921 |
| Russell Surveying, Inc. | 125 |
| Saudi Aramco | 309 |
| Schlumberger Technologies Corporation | 305 |
| Seminole Energy | 819 |
| SEPM | 229 |
| Shell Energy North America | 329 |
| Sherwin GeoEdges Inc. | 228 |
| Solar Turbines Incorporated | 729 |
| SolArc, Inc. | 521 |
| SWCA Environmental Consultants | 815 |
| Tarpon Energy Services LLC | 129 |
| Technology Laboratory, Inc. | 733 |
| TGS Geological Products and Services | 320 |
| The Maverick Companies, LLC | 605 |
| The Pearl Group | 619 |
| The Timoney Group | 119 |
| Ticora Geosciences | 232 |
| Tiger Natural Gas | 331 |
| Tristream Energy, LLC | 926 |
| URS Corporation | 716 |
| Utah Geo Survey | 131 |
| UTE Energy | 908 |
| Vista Geoscience | 204 |
| Wagner Power Systems | 731 |
| Wellstream International | 904 |
| Westerman Rocky Mountain | 826 |
| Western State College of Colorado | 118 |
| Whitestar Corp. | 208 |
| Willbros Midstream Services | 825 |
| Williams | 616 |
| Wood Mackenzie | 319 |
| Wyoming Geological Association | 326 |
| ZE Power Group Inc. | 932 |
