| 3LOG Systems | 801 |
| A&B Process Systems | 610 |
| ABBOTT Energy Systems | 613 |
| Abresist Kalenborn Corporation | 810 |
| Ace Glass | 225 |
| ADI Systems Inc. | 721 |
| Advanced Recycling Equipment, Inc | 829 |
| AeriNOx Inc. | 813 |
| AGRA Industries, Inc. | 413 |
| Altech Environment USA | 603 |
| Amandus Kahl USA Corp | 626, 628 |
| AMEC | 402 |
| AMECO SA | 400 |
| Ameristar Biofuels, LLC | 204 |
| Andritz | 201 |
| Andy J. Egan Company | 123 |
| ANKOM Technology | 102 |
| Apache Stainless Equipment Corp | 224 |
| Applied Chemical Technology | 713 |
| Arizona Instrument, LLC | 421 |
| ASI Industrial | 711 |
| ATEC Steel Fabrication and Construction | 512 |
| Babcock & Wilcox Company | 601 |
| Barr/Genivar | 220 |
| Barr-Rosin, Inc. (CANADA) | 611 |
| Beltomatic/Biogreen | 510 |
| Bio-AIRE | 424 |
| Biomass Briquette Systems, LLC | 508 |
| Biomass Power & Thermal | 229, 331 |
| Biomass Products and Technology | 824 |
| BioVantage Resources Inc | 524 |
| Bliss Industries, LLC | 320 |
| Brad Penn Lubricants | 111 |
| BRUKS Rockwood, Inc. | 703 |
| Buettner GmbH | 521 |
| Buhler Inc. | 213, 312 |
| Christianson & Associates, PLLP | 221 |
| City of Benson / Swift County | 427 |
| ClearSpan Fabric Structures | 820 |
| Cogent Industrial Technologies Ltd. | 410 |
| Consolidated Terminals & Logistics | 405 |
| Cousineau Forest Products | 528 |
| CPM | 501 |
| CST Industries, Inc. | 818 |
| Custom Instrumentation Services Corp - CiSCO | 122 |
| DeJaye Technologies LLC | 223 |
| Detroit Stoker Company | 128 |
| Dieffenbacher, Inc. | 831 |
| Dome Technology | 819 |
| Drying Technology, Inc. | 828 |
| Durr Systems, Inc. | 103 |
| Ebner-Vyncke | 228 |
| Ecostrat Inc | 430 |
| EERC Energy & Environmental Research Center | 303 |
| EISENMANN | 302 |
| Elliott Group | 325 |
| Energy Products (now Outotec) | 104 |
| Enerquip, LLC | 100 |
| ERM Environmental Resources Management | 125 |
| Exponent - Failure Analysis Associates | 124 |
| Fagen Inc. | 605 |
| Firefly AB | 620 |
| Flottweg Separation Tech | 407 |
| Fusion Tanks & Silos | 422 |
| Garick, LLC | 301 |
| GEA Westfalia Separator | 609 |
| General Kinematics Corporation | 429 |
| GreCon, Inc. | 729 |
| Green Tech America, Inc. | 708 |
| Guascor North America | 719 |
| Hallco Industries, INC. | 704 |
| Heyl & Patterson Inc. | 511 |
| Hoerbiger Compression Technology of America Holding, Inc | 710 |
| Hunt, Guillot & Associates, LLC | 110 |
| Hurst Boiler & Welding Co. Inc. | 313 |
| ICM, Inc. | 203 |
| Imerys | 419 |
| International Process Plants - IPP | 706 |
| Intertek Commodities | 809 |
| Jackson Lumber Harvester Co. | 608 |
| Jacobs Corporation | 321 |
| Jansen Combustion & Boiler Technologies, Inc | 803 |
| JWC Environmental | 206 |
| Kansas Alliance for Biorefining and Bioenergy | 130 |
| KEITH Mfg. Co. | 621 |
| Kice Industries, Inc. | 323 |
| Komptech USA Inc. | 701 |
| Konecranes America, Inc. | 208 |
| KSB, Inc. | 120 |
| Laidig Systems Inc. | 522 |
| LM Machinery and Equipment, LLC | 712 |
| Lotus Mixers Inc./LOTUS Process Group LLC | 702 |
| Maas Companies | 811 |
| Matrix Service Company | 519, 618 |
| M-E-C Company | 423 |
| MEGTEC Systems, Inc. | 731 |
| Merrick & Company | 607 |
| Metso | 219 |
| Miron Construction Co., Inc. | 305 |
| Moisttech | 426 |
| Morris, Manning & Martin, LLP | 631 |
| Muyang Biomass Engineering Company | 404 |
| NAES Corporation | 723 |
| NC's Northeast Commission | 329 |
| North Carolina's Southeast | 230 |
| NUCOR Building Systems | 802 |
| Pellet Fuels Institute | 127 |
| PHG Energy | 327 |
| Precision Energy Services Inc. | 324 |
| Process and Storage Solutions | 913 |
| Process Sensors Corporation | 525 |
| ProcessBarron | 805 |
| Processbio | 202 |
| Processes Unlimited International, Inc. | 126 |
| PRODESA | 830 |
| Protectoseal Company, The | 210 |
| Rapat Corporation | 322 |
| Rawlings Waste Wood Recovery Systems | 800 |
| REPREVE Renewables | 513 |
| Retsch US | 418 |
| RISI | 518 |
| Rovanco Piping Systems | 509 |
| RUD Chain, Inc. | 311 |
| S. Howes | 915 |
| Scantech International | 101 |
| Scheuch Inc. | 408 |
| Schutte-Buffalo Hammer Mill | 121 |
| Scott Equipment Company | 108 |
| Screw Conveyor Corporation | 409, 411 |
| SHW Storage & Handling Solutions GmbH | 821 |
| Siemens Industry, Inc. | 319 |
| Smith & Loveless, Inc. | 307 |
| Stoel Rives LLP | 520 |
| Supertrak, Inc. | 827 |
| TDA Research | 826 |
| The Crom Corporation | 131 |
| Thomas and Muller Systems Ltd | 406 |
| Timber Products Inspection / Biomass Energy Laboratories | 825 |
| Trace Environmental Systems | 823 |
| Tri-Mer Corporation | 523 |
| TS Manufacturing Co | 807 |
| Twin Ports Testing Inc | 129 |
| Urecon Pre-Insulated Pipe | 425 |
| US Department of Energy Biomass Program | 526 |
| UTS BioEnergy | 529 |
| Vaughan Co., Inc. | 727 |
| Vecoplan Midwest | 822 |
| Vecoplan, LLC | 200 |
| Vermeer Corp. | 420 |
| Victaulic Company | 507, 606 |
| Warren & Baerg Manufacturing Inc. | 226 |
| Weis Environmental | 622 |
| West Salem Machinery | 725 |
| Western Ag Enterprises, Inc. | 309 |
| Western Pneumatics, Inc. | 619 |
| Willow Biomass Energy Group | 527 |
| Wolf Material Handling Systems | 624 |
| Zachry | 504, 506 |