| 4B Components, Ltd. | 435 |
| AAA Cooper Transportation | 815 |
| AB Energy USA, LLC | 608 |
| ABMA American Boiler Manufacturers Association | 420 |
| ACT/SPG | 811 |
| Advanced Cyclone Systems, S.A. | 633 |
| Advanced Material Handling Ltd. | 523 |
| AFS Energy Systems | 323 |
| AGRA Industries, Inc. | 521, 620 |
| Airoflex Equipment & Wolf Material Handling Systems | 522 |
| Alliance Technical Group | 402 |
| Amandus Kahl USA Corporation | 504 |
| AMETEK Land | 428 |
| Anaerobe Systems | 735 |
| Andritz Feed & Biofuel | 413 |
| Applied Catalysts | 711 |
| Arkema, Inc. | 1010 |
| ASI Industrial | 403 |
| B3 Systems, Inc. | 604 |
| Babcock & Wilcox | 509 |
| Bandit Industries, Inc. | 528 |
| Basic Machinery Co., Inc. | 724 |
| BE&E | 421, 520 |
| Beta Analytic Inc. | 328 |
| BID Group Technologies Ltd. | 1008 |
| Biomass Magazine | 336 |
| BM&M Screening Solutions | 702 |
| BMH Technology Oy | 715 |
| BRUKS SIWERTELL | 615 |
| Brunette Machinery Co., Inc. | 404 |
| BS&B Pressure Safety Management, LLC | 1009 |
| Bulk Conveyors, Inc. | 707 |
| Buskirk Engineering | 820 |
| CAI ENVEA Group | 407 |
| Caldwell/Preload | 606 |
| California Analytical Instruments, Inc. | 307 |
| Carbonfuture | 806 |
| Carrier Process Equipment Group, Inc. (CPEG) | 624 |
| City of Benson/Swift County | 812 |
| Columbia Industries, LLC | 434 |
| Continental Conveyor, Ltd. | 527 |
| Corrosion Monitoring Services, Inc. | 623 |
| CORYS | 405 |
| CPM | 321, 329 |
| CTEH, LLC | 303 |
| D3MAX, LLC | 621 |
| Detroit Stoker Company | 709 |
| Digester Doc | 728 |
| Dos Santos International | 529 |
| Dryer One | 614 |
| Durr Systems, Inc. | 406 |
| Dustmaster Enviro Systems | 308 |
| East Coast Die Repair, Inc. | 731 |
| Emisshield, Inc. | 333 |
| Entecco Filtration Technology, Inc. | 1012 |
| ESC Spectrum | 726 |
| ESI Inc. of Tennessee | 834 |
| ETA Energy Transaction Advisors | 532 |
| Evergreen Engineering, Inc. | 708 |
| Fike Corporation | 629 |
| Finna Sensors | 424 |
| First Environment, Inc. | 607 |
| Georgia Forestry Commission | 810 |
| Hallam-ICS | 335 |
| Hallco Industries, Inc. | 534 |
| Honeywell Process Solutions | 807 |
| Hurst Boiler & Welding Co., Inc. | 415 |
| Hydro Dynamics, Inc. | 804 |
| Idaho National Laboratory | 833 |
| IEP Technologies | 526 |
| Imerys | 422 |
| Industry Services Co., Inc. | 1007 |
| Inficon | 734 |
| INTEREP Inc. | 332 |
| Jenike & Johanson, Inc. | 612 |
| John King USA, Inc. | 821 |
| KEITH Manufacturing Co. | 1017, 1018 |
| KESCO - CV Technology, Inc. | 310 |
| KESCO - Morillon Silo Unloading Systems | 324 |
| KESCO - Puritan Magnetics, Inc | 326 |
| KESCO - Rapat Corporation | 314 |
| KESCO - WAM USA | 322 |
| KESCO, Inc. | 318 |
| KESCO-CPM Bliss Industries, LLC | 320 |
| Kice Industries, Inc. | 312 |
| Kiewit Industrial Group Inc. | 814 |
| KOBO USA, LLC | 605 |
| Komax Systems, Inc. | 703 |
| L&R Timber Company | 433 |
| Laidig Systems, Inc. | 706 |
| LDX Solutions | 831 |
| Louisville Dryer Company | 1011 |
| Magaldi Technologies, LLC | 535 |
| Maxi-Lift Inc. | 808 |
| Messersmith Manufacturing, Inc. | 503 |
| Mid-South Engineering Company | 627 |
| MoistTech Corp. | 502 |
| Momar, Inc. | 630 |
| Morbark, LLC | 634 |
| Nestec, Inc. | 628 |
| Nexus PMG | 305 |
| North American Lubricants | 828 |
| NSK Americas | 730 |
| Pacific Biochar | 829 |
| PCI Gases | 713 |
| Phelps Industries, Inc. | 832 |
| Precision Husky Corporation | 414 |
| Precision Machine & Manufacturing | 325 |
| ProAmpac | 823 |
| ProcessBarron | 835 |
| Proco Products, Inc. | 632 |
| PRODESA | 302 |
| Professional Lubricant Solutions | 330 |
| PSB Industries Inc. | 533 |
| R&R-BETH | 722 |
| Rawlings Wood Hogs | 603 |
| Rayonier, Inc. | 429 |
| Redwood Plastics Corp | 729 |
| Revere Control Systems | 530 |
| RVI, Inc. | 802 |
| SAFFiRE Renewables | 720 |
| SALMATEC GmbH | 334 |
| Samson Controls | 732 |
| Sapphire Gas Solutions | 817 |
| Schaeffer Manufacturing Co. | 525 |
| Sennebogen, LLC | 304 |
| SHW Storage and Handling Solutions | 505 |
| Solvay Chemicals, Inc. | 609 |
| SonicAire | 733 |
| Southern Industrial Contractors | 705 |
| South-Tek Systems, LLC | 809 |
| Stela Drying Technology Corp. | 721 |
| STI CEMS | 432 |
| Sweet Manufacturing Company | 602 |
| Tarsco Bolted Tank | 316 |
| TerraSource Global | 704 |
| The Ecotec Group | 515 |
| The New York Blower Company | 423 |
| The Roberts Company | 803 |
| Thomas & Muller Systems, Ltd. | 513 |
| Timber Products Inspection/Biomass Energy Laboratories | 507 |
| Tri-Mer Corporation | 613 |
| UIT GmbH Dresden | 531 |
| United Refractories Company | 1006 |
| University of North Dakota-EERC | 625 |
| USNR | 805 |
| Van Dyk Recycling Solutions | 622 |
| Vector Systems, Inc. | 315 |
| Vogelsang USA | 427 |
| VOW ASA | 626 |
| Warren & Baerg Manufacturing, Inc. | 506 |
| Wear-Concepts, Inc. | 827 |
| Wellons | 635 |
| West Salem Machinery Co. | 825 |
| Weston and Associates | 306 |
| Wood Bioenergy Magazine | 813 |