| 4B Components, Ltd. | 1135 |
| ADF Engineering, Inc. | 630 |
| ADI Systems, Inc. | 530 |
| ADM Evolution Chemicals | 310 |
| Aggreko Cooling Tower Service | 1003, 1005 |
| AGI | 1311 |
| AGRA Industries, Inc. | 304 |
| Air Resource Specialists, Inc. | 1127 |
| Alcohol Tax Consultants, Inc. | 533 |
| Alfa Laval, Inc. | 204 |
| Alliance Source Testing | 1103 |
| Alliance Tank Service, LLC | 1416 |
| Allied Valve, Inc. | 2003 |
| Amarillo Gear Comany, LLC | 1425 |
| AMEC | 1315 |
| American Coalition for Ethanol | 1107 |
| Anderson Chemical Co. | 511 |
| ANDRITZ Separation, Inc. | 235 |
| Angel Yeast Co., Ltd. | 1131 |
| Anitox | 1435 |
| Apache Stainless Equipment Corporation | 228 |
| Applied Material Solutions, Inc. | 123 |
| Arisdyne Systems, Inc. | 923 |
| Arkema, Inc. | 1217 |
| Assero Resources, LLC | 1402 |
| Badger Meter | 1331 |
| BASF Enzymes, LLC | 1233 |
| BBI International | 2031 |
| BetaTec Hop Products, Inc. | 717 |
| BioFuels Automation | 933 |
| Biofuels International | 1428 |
| Biofuels Journal | 1329 |
| Bioleap, Inc | 611 |
| Bion Analytical | 411 |
| Bion Companies | 105 |
| Brown Tank, LLC | 812 |
| Bruker Optics, Inc. | 1105 |
| BRUKS SIWERTELL | 2019 |
| Buckman | 927, 929, 1026, 1028 |
| Buhler, Inc./Mill Technology Company | 1323 |
| Bulk Conveyors, Inc. | 1031 |
| Buresh Building Systems | 1431 |
| Butamax Advanced Biofuels, LLC | 216 |
| Butterworth, Inc. | 134 |
| Cereal Process Technologies, LLC | 1117 |
| ChemTreat, Inc. | 1033 |
| Christianson PLLP | 1134 |
| Christy Catalytics, LLC | 131 |
| CHS Renewable Fuels Marketing | 632 |
| Cirrus Aircraft | 2138 |
| Clayton Industries | 2022 |
| Cloud/Sellers | 1203 |
| CompuWeigh Corporation | 529 |
| Conveyor Engineering & Mfg. Co. | 1305 |
| Cooling Technology Institute (CTI) | 634 |
| Cooling Tower Depot, Inc. | 1313 |
| CPM | 1035 |
| Critical 2-way Communications | 202 |
| CTE Global, Inc. | 1123 |
| DASCO, Inc. | 130 |
| Direct Companies | 609 |
| Donaldson Torit | 1403 |
| Dowco Valve Company | 205 |
| DuPont Industrial Biosciences | 623 |
| Dupont Protection Technologies | 735 |
| Durr Systems, Inc. | 1325 |
| Eagle Services Corporation | 128 |
| Ebio, LLC | 104 |
| EcoEngineers | 1430 |
| Edeniq, Inc. | 317 |
| Efficium/The ICS Group | 414 |
| Elemental Air | 416 |
| Energy Integration, Inc. | 412 |
| Energy Management Solutions, Inc. | 1130 |
| Fagen, Inc. | 823 |
| Ferm Solutions, Inc. | 603 |
| First Strike Safety Solutions | 1411 |
| Flottweg Separation Tech | 615 |
| FLSmidth USA, Inc. | 1407 |
| Fluid Engineering | 1226 |
| Fluid Quip Technologies, LLC | 417 |
| Foundation Analytical Laboratory, Inc. | 1209 |
| GEA Group | 435 |
| Genesis III | 2012 |
| Gilbert Industries, Inc. | 312 |
| Global Refractory Installers & Suppliers | 309 |
| Golder Associates | 711 |
| Growth Energy | 703, 2038, 2039, 2040, 2041 |
| Hengye, Inc. | 808 |
| HK Solutions Group | 423 |
| Honeywell Process Solutions | 135 |
| Hydrite Chemical Co. | 409 |
| Hydro-Thermal Corporation | 434 |
| ICM, Inc. | 1023 |
| Industrial Equipment & Parts | 1306 |
| Innospec Fuel Specialties | 1009 |
| Innovative Plant Solutions, Inc. | 834 |
| Innovative Technologies | 2006 |
| IntegroEnergy Group, Inc. | 211 |
| Interra Global Corporation | 408 |
| Interstates, Inc. | 112 |
| Intertek | 1104 |
| INTL FCStone, Inc. | 231 |
| Ivanhoe Industries, Inc. | 709 |
| J&D Construction, Inc. | 508 |
| J.C. Ramsdell Enviro Services, Inc. | 2024 |
| Jacobs Global | 2020 |
| Jatro Renewables, Inc. | 1309 |
| JBT/A&B Process Systems | 2010 |
| K & L Equipment & Mechanical, Inc. - Out of Business | 2025 |
| KATZEN International, Inc. | 1116 |
| Kelly Construction of Indiana | 116 |
| Kelso Technologies, Inc. | 1427 |
| Kelvion, Inc. | 535 |
| KESCO-CPM Bliss Industries, LLC | 1007 |
| KJR Associates, Inc. | 2004 |
| Komax Systems, Inc. | 1228 |
| Kurita America | 303, 305 |
| Kurita America. | 223 |
| Lakos Separators & Filtration Solutions | 1202 |
| Lallemand Biofuels & Distilled Spirits | 915, 917 |
| Langhauser Associates, Inc. | 1406 |
| Larson Engineering, Inc. | 810 |
| Leaf by Lesaffre | 217 |
| Llumin | 103 |
| Lotus Mixers, Inc./LOTUS Process Group, LLC | 1102 |
| Maas Companies, Inc. | 306 |
| Magnetec Inspection, Inc. | 2011 |
| Mapcon Technologies, Inc. | 1424 |
| Marking Services Inc. | 1410 |
| Mason Manufacturing, LLC | 713 |
| McC, Inc. | 330 |
| Mcgyan Biodiesel, LLC | 1405 |
| Merjent, Inc. | 908 |
| Midland Scientific, Inc. | 1204 |
| Miller Mechanical Specialties, Inc. | 2002 |
| Minnesota Bio-Fuels Association, Inc. | 1207 |
| Mist Chemical & Supply Co. | 1205 |
| Mitsubishi Chemical Corporation, Inc | 1230 |
| Mole Master Services Corporation | 935 |
| Monitortech Corporation- OB | 132 |
| MPW Industrial Services | 1304 |
| MVTL Laboratories | 528 |
| Nalco Water, an Ecolab Company | 1225 |
| National Corn-to-Ethanol Research Center | 725 |
| National Filter Media | 1327 |
| Nationwide Boiler, Inc. | 431 |
| Nelson Baker Biotech | 1223 |
| Neogen Corporation | 1011 |
| New Age Cryo | 723 |
| New York Blower Company | 2007 |
| Non Sparking Equipment | 1408 |
| Nooter Construction | 635 |
| North American Services Group | 617 |
| Novaspect, Inc. | 605 |
| Novonesis | 323 |
| Olive Promotions | 1404 |
| Olsson | 120 |
| Orbijet/Tank Cleaning Technologies, Inc. | 102 |
| Pace Analytical Services, LLC | 708 |
| Painters USA | 2013 |
| PanAmerican Hydrogen, Inc. | 2005 |
| Pargreen Process Technologies | 1434 |
| Pentair | 209 |
| Pepper Maintenance | 1412 |
| Perten Instruments, Inc. | 608 |
| Phibro Ethanol | 515, 517 |
| Pinion | 910 |
| Pinnacle Engineering, Inc. | 1302 |
| PITSolutions | 1414 |
| PK Safety | 2021 |
| Plant Maintenance Services, LLC | 1129 |
| Polar Clean America, Polar Clean | 505 |
| PRAJ Industries Limited | 129 |
| Premium Plant Services, Inc. | 1322 |
| Proflow Pumping Solutions | 125 |
| ProQuip, Inc. | 628 |
| PROtect, LLC | 1108 |
| Protectoseal Company, The | 106 |
| Quality Liquid Feeds | 1317 |
| Race Review | 911, 1008, 1010 |
| Rasmussen Mechanical Services | 1432 |
| Rayeman Elements, Inc. | 126, 2037 |
| Refractory Service, Inc. | 510 |
| Renewable Fuels Association | 903, 905 |
| Renewal Service Industrial (RSI) | 427 |
| Rockwell Automation | 313 |
| RTP Environmental Associates, Inc. | 214 |
| S&S Technical, LLC | 1229 |
| SafeRack, LLC | 909 |
| Saola Energy, LLC | 1429 |
| Sartorius Corporation | 124 |
| Schimberg Company | 526 |
| Scott Equipment Company | 2009 |
| SECSI | 732 |
| Seneca Companies | 1106 |
| Siemens Industry, Inc. | 829, 831, 930 |
| Sinobio (Shanghai) Imp & Exp Co., Ltd. | 1310 |
| Solenis, LLC | 523 |
| Solutions 4 Manufacturing | 1206 |
| Somes-Nick & Company | 1417 |
| SOS Leak Repair | 509 |
| Southern Heat Exchanger | 2035 |
| StoneAge Tools | 415 |
| Strobel Energy Group | 429 |
| Sukup Manufacturing Co. | 610 |
| Sulzer Pumps Solutions, Inc. | 1307, 835 |
| Sumitomo Drive Technologies | 122 |
| Summit Brand-Kluber Lubrication NA LP | 1426 |
| Sunson Industry Group Co., Ltd. | 108, 110 |
| Superlok USA | 230 |
| Syngenta/Enogen | 403 |
| Sys-Kool Cooling Towers | 1413 |
| T&D Machine | 1409 |
| Tactical Safety Solutions | 133 |
| TCI Services, Inc. | 730 |
| The Walling Company | 813 |
| Thorpe Specialty Services Corporation | 2023 |
| TOMCO2 Systems | 1303 |
| Tower Performance, Inc. | 631 |
| Tracerco | 232, 234 |
| Tranter, Inc. | 817 |
| Trident Automation, Inc. | 928 |
| Trihydro Corporation | 633 |
| Trucent | 503 |
| United Sorghum Checkoff Program | 1211 |
| Urban Air Initiative, Inc. | 1017 |
| USDA | 302 |
| VAA, LLC | 2008 |
| Vac-U-Max | 809 |
| Vaughan Co., Inc. | 118 |
| Veolia Water Technologies | 115 |
| Veolia Water Technologies & Solutions | 1333, 1335 |
| Verder Scientific, Inc. | 1308 |
| Vertical Software, Inc. | 710 |
| VetterTec, Inc. | 207 |
| Victory Energy Operations, LLC | 213 |
| Viking Automatic Sprinkler Co. | 203 |
| VistaComm | 811 |
| Vogelbusch USA, Inc. | 1132 |
| W.R. Grace & Co. | 315 |
| Warrior Mfg., LLC | 335 |
| WCR Incorporated | 114 |
| Westmor Industries, LLC | 803 |
| Whitefox Technologies Limited | 1015 |
| Williams Refractory Services, Inc. | 1423 |
| WINBCO | 1422 |
| World Kinect Energy Services | 1110 |
| Xylome Corporation | 531 |
| Zachry | 308 |
| Zenviro Tech US, Inc. | 734 |
| Zeochem, LLC | 912 |