| 4B Components, Ltd. | 523 |
| ACI Catalysts | 811 |
| Advanced Cyclone Systems, S.A. | 639 |
| Aerzen USA Corporation | 437 |
| AFS Energy Systems | 401 |
| AGRA Industries, Inc. | 806 |
| Albert Knoblinger GmbH | 238 |
| Alkegen | 332 |
| Allied Mineral Products, Inc. | 426 |
| Amandus Kahl USA Corporation | 600 |
| Andritz Feed & Biofuel | 315 |
| Astec, Inc. | 628 |
| Autoflame Engineering, Ltd. | 633 |
| Axens North America, Inc. | 436 |
| Azure Energy | 230 |
| Azure Engineering | 331 |
| B3 Systems, Inc. | 525 |
| Babcock & Wilcox | 1009 |
| Bandit Industries, Inc. | 207 |
| Basic Machinery Co., Inc. | 636 |
| BE&E | 421 |
| BioMass Energy Techniques Inc | 823, 825, 827, 821 |
| Biomass Magazine | 206 |
| BioProducts, LLC | 712 |
| BM&M Screening Solutions | 807 |
| BMH Technology Oy | 509 |
| Brad Thompson Company | 729 |
| BRUGG Pipes North America | 526 |
| BRUKS SIWERTELL | 515 |
| Brunette Machinery Co., Inc. | 521 |
| Bulk Conveyors, Inc. | 706, 708 |
| Burcell Technologies, Inc | 237 |
| Calbrandt, Inc. | 1117 |
| Caldwell/Preload | 424 |
| CETY-Clean Energy Technologies, Inc. | 233 |
| C-FAB LLC | 209 |
| CG Thermal | 438 |
| Chase Nedrow Industries | 513 |
| City of Benson/Swift County | 611 |
| Clear Water Products | 409 |
| Columbia Water Technology, LLC | 407 |
| Continental Conveyor, Ltd. | 524 |
| Cooper Tacia | 732 |
| Corrosion Monitoring Services, Inc. | 607 |
| CPM | 321 |
| crewOS | 837 |
| Daltec Process Fans. | 532 |
| Davis Rubber Co Inc | 809 |
| DeNOx Enviroment | 201 |
| Detroit Stoker Company | 705 |
| DeweSoft LLC | 403 |
| Dome Technology | 836 |
| Dryer One | 815 |
| Durr CTS, Inc. | 339 |
| Dustmaster Enviro Systems | 505 |
| ElectraTherm inc. | 506 |
| Environmental Energy Services, Inc. | 337 |
| ETA Energy Transaction Advisors | 736 |
| Evergreen Engineering, Inc. | 626 |
| Fagus GreCon, Inc. | 721 |
| Finna Sensors | 613 |
| Fire Rover, LLC | 508 |
| FMW North America, Inc | 714 |
| FNA Inc. | 709 |
| Foi Group, LLC | 228 |
| Gem Drytech Systems LLP | 700 |
| Grain Ecosystem | 701 |
| Hallco Industries, Inc. | 439 |
| Hoffmann Inc. & Airoflex | 306, 308 |
| HoSt Bioenergy Systems | 539 |
| Hurst Boiler & Welding Co., Inc. | 615 |
| IAC | 715 |
| Idaho National Laboratory | 527 |
| IMALPAL Group | 327 |
| Imerys | 507 |
| Inficon | 738 |
| INTEC Engineering GmbH | 731 |
| JC Steele & Sons, Inc | 223 |
| Jenike & Johanson, Inc. | 630 |
| John King USA, Inc. | 415 |
| Johnsen Machine (JMC ) | 838 |
| K.R. Komarek | 606 |
| KEITH Manufacturing Co. | 1119, 1120 |
| Kemira Water Solutions Inc. | 808 |
| KESCO - CV Technology, Inc. | 211 |
| KESCO - Genesis III | 214 |
| KESCO - Morillon Silo Unloading Systems | 213 |
| KESCO - Puritan Magnetics, Inc | 210 |
| KESCO - Rapat Corporation | 212 |
| KESCO, Inc. | 215 |
| KettenWulf | 431 |
| Kice Industries, Inc. | 621 |
| Komax Systems, Inc. | 603 |
| L&R Timber Company | 224 |
| Laidig Systems, Inc. | 601 |
| Larson Engineering, Inc. | 333 |
| MARTECH Boiler | 303, 402 |
| Material Control Solutions LLC | 427 |
| Messersmith Manufacturing, Inc. | 725 |
| Mid-South Engineering Company | 500 |
| MoistTech Corp. | 702 |
| Navajo County - REAL AZ | 537 |
| NESTEC, Inc. | 433 |
| Norris Thermal Technologies/Forest Concepts | 536 |
| Northern Illinois University | 530 |
| Offstream | 828 |
| Omaha Track, Inc. | 239 |
| Plattco Corporation | 1007 |
| Power Industry Support, LLC | 1115 |
| Powerhouse Technology, Inc. | 832 |
| Premium Plant Services, Inc. | 739 |
| Process Combustion Corporation | 727 |
| ProcessBarron | 839 |
| Proco Products, Inc. | 733 |
| PRODESA Group | 432 |
| PureFlow Inc | 637 |
| R&R-BETH | 512 |
| Rawlings Wood Hogs | 425 |
| RK Rubber | 429 |
| Roeslein & Associates, Inc. | 338 |
| Rotex Global, LLC | 707 |
| RUF Briquetting Systems | 502 |
| SALMATEC GmbH | 221 |
| Salof Ltd, Inc. | 538 |
| SC Forestry Commission | 430 |
| Schaeffer Manufacturing Co. | 602 |
| SCS Engineers | 824, 826 |
| Sennebogen, LLC | 503 |
| Sioux Steel Company | 609 |
| Southern Welding | 1004 |
| SPG Construction LLC | 624 |
| Stela Drying Technology Corp. | 620 |
| Sulzer Chemtech Ltd | 528 |
| Sumitomo SHI FW | 413 |
| Tank Connection | 428 |
| Tarsco Bolted Tank | 632 |
| Tennessee Department of Agriculture | 813 |
| The Essmueller Company | 529 |
| Thoeni North America Inc | 336 |
| Thomas & Muller Systems, Ltd. | 605 |
| Timber Products Inspection/Biomass Energy Laboratories | 703 |
| Todd & Sargent, Inc. | 531 |
| TSI, Inc. | 1008 |
| Turboden America LLC | 320 |
| United Refractories Company | 1003 |
| US Biochar Initiative | 1116 |
| USNR | 533 |
| Valmet, Inc. | 325 |
| Vecoplan, LLC | 400 |
| Vogelsang USA | 737 |
| Warren & Baerg Manufacturing, Inc. | 608 |
| WastAway | 820 |
| Wellons | 638 |
| Wuxi Powermax Renewable Energy Technology Co.,Ltd | 411 |
| Yemmak | 329 |