| 2G CENERGY Power Systems | 235 |
| 3M | 46 |
| ABBOTT Energy Systems | 34 |
| Acrowood Corp | 518 |
| ADI Systems Inc. | 544 |
| Advanced Enzyme Technologies Ltd. | 524 |
| Advanced Recycling Equipment, Inc | 547 |
| Advanced Trailer Industries | 320 |
| AECOM | 5 |
| Aecometric Corporation | 438 |
| AGRA Industries, Inc. | 600 |
| Air-Cure Inc. | 106 |
| Albarrie Environmental Services Limited | 340 |
| ALL Power Labs | 124 |
| Amandus Kahl USA Corp | 440, 541 |
| AMEC | 201 |
| American Wood Fibers | 135 |
| Anderson Group/LD Sales | 156, 254 |
| Andgar Corporation | 502 |
| Andritz | 534, 536 |
| Apache Stainless Equipment Corp | 125 |
| Applied Chemical Technology | 701 |
| Applikon Biotechnology | 537 |
| Aquatech International Corporation | 25 |
| Ascendant Partners Inc. | 423 |
| ASI Industrial | 209 |
| ATEC Steel Fabrication and Construction | 616 |
| Atlas Systems, LLC | 154 |
| Atmosphere Recovery Inc. | 723 |
| B.I.D. Canada Ltd. | 306 |
| Babcock & Wilcox Company | 445 |
| Baisch Engineering Inc. | 435 |
| Bandit Industries, Inc. | 618 |
| Barr/Cook Engineering | 332 |
| Bedeschi America, Inc. | 246 |
| BERC Biomass Energy Resource Center | 721 |
| Beyer Renewable Fuels | 9 |
| BinMaster Level Controls | 133 |
| Bioenergy International | 730 |
| BioFuels Automation | 637 |
| Biofuels Journal | 203 |
| Bio-Gigajoules S.L. | 101 |
| Biomass Briquette Systems, LLC | 238 |
| Biomass Products and Technology | 237 |
| Biomass Thermal Energy Council | 323 |
| BioMassXchange, LLC | 538 |
| Bioprocess Control | 654 |
| Biotechnology Industry Organization (BIO) | 556 |
| Blasch Precision Ceramics | 102 |
| Bliss Industries, LLC | 344 |
| Boerger LLC | 521 |
| BRUKS Rockwood, Inc. | 417 |
| Brunette Industries LTD | 247 |
| Buettner GmbH | 123 |
| Buhler Inc. | 408, 509 |
| Cablevey Conveying Systems | 12 |
| Canadian Biomass Magazine | 640 |
| Catalytic Products | 56 |
| CECO Environmental | 503, 505 |
| Central Boiler | 43 |
| Chemtex International Inc. | 23 |
| Christianson & Associates, PLLP | 308 |
| Clyde Bergemann Power Group | 206 |
| Cogent Industrial Technologies Ltd. | 700 |
| CONSOL Energy Inc. R & D | 714 |
| Continental Biomass Industries, Inc. | 728 |
| Coperion Corporation | 19 |
| Corval-Ryan J.V., LLC | 620 |
| Cousineau Forest Products | 255 |
| CPM Roskamp Champion | 355 |
| Custom Instrumentation Services Corp - CiSCO | 256 |
| CW Mill Equipment Co., Inc.- HogZilla Grinders | 32 |
| Davenport Dryer | 208 |
| De Jaye Technologies | 35 |
| Detroit Stoker Company | 724 |
| DI PIÙ | 605 |
| DODA USA Inc. | 645 |
| Dome Technology | 108 |
| Dorsey & Whitney LLP | 619 |
| Double A Willow | 100 |
| Douglas Metals | 555 |
| Duratech Industries International, Inc. | 614 |
| Durr Systems, Inc. | 104 |
| Easy Energy Systems, Inc. | 305 |
| EATON Corporation | 37 |
| EDI Environmental Developers, Inc | 409 |
| Eide Bailly LLP | 708 |
| ElectraTherm | 339, 341 |
| Electronic Wood Systems | 625 |
| Elementar Americas | 736 |
| Emerging Fuels Technology | 134 |
| Emerson Process Management | 335 |
| Encore Business Solutions | 720 |
| Energy Unlimited Inc | 36 |
| English Boiler Biomass Systems | 546, 647 |
| Enviro-burn Inc. | 3 |
| Erin Recycling | 319 |
| Ernst Conservation Seeds | 16 |
| Evergreen Engineering | 147 |
| Ewing Bemiss & Co | 709 |
| Fagen Inc. | 224 |
| FECON, Inc. | 634 |
| Firefly AB | 540 |
| FLAMEX Incorporated | 642 |
| Flottweg Separation Tech | 239 |
| Fluid Engineering | 121 |
| Forest Products Society | 18 |
| Fredrikson & Byron, P.A. | 517 |
| Frontline BioEnergy, LLC | 636 |
| Fuel Tech, Inc | 347 |
| Gagnon, Incorporated | 447 |
| GasifierStore.com | 719 |
| GE Energy Jenbacher | 606, 608 |
| GEA Process Engineering Inc. | 205 |
| GEA Westfalia Separator | 207 |
| Geomembrane Technologies Inc. | 740 |
| Global Water and Energy | 307 |
| Grace Brothers, Ltd | 404, 406 |
| Gradient Technology | 735 |
| Graf Brothers Flooring & Lumber | 199 |
| GreCon, Inc. | 506 |
| Greenberry Industrial | 116 |
| Growth Energy | 8 |
| Guascor North America | 508 |
| Gyro-Trac | 752 |
| Hallco Industries, Inc. | 441 |
| Hansentek | 439 |
| Heat Transfer International (HTI) | 639 |
| Heyl & Patterson Inc. | 300 |
| Hi Tech Agro | 718 |
| High Five LLC | 733 |
| Hunt, Guillot & Associates, LLC | 554 |
| Hurst Boiler & Welding Co. Inc. | 400, 501 |
| Hydro-Thermal Corporation | 617 |
| ICM, Inc. | 117 |
| IMERYS | 533 |
| Industrial Accessories Company | 446 |
| Industrial Construction Group | 7 |
| Industrial Contract Services, Inc. | 422 |
| Innovative Magnetic Technologies Inc. | 424 |
| Interstates Companies | 345 |
| InterSystems | 303 |
| Intertek | 1 |
| J&D Construction ,Inc. | 603 |
| Jackson Lumber Harvester Co. | 309 |
| Jacobs Corporation | 240 |
| Jansen Combustion & Boiler Technologies, Inc | 218 |
| Jasper Engineering | 354 |
| Jeffrey Rader | 433 |
| JH Kelly | 244 |
| KEITH Manufacturing Company | 324, 425 |
| Komptech USA Inc. | 245 |
| Konecranes America, Inc. | 455 |
| Kraft Power Corporation | 55 |
| Laidig Systems, Inc. | 322 |
| Lanworth Inc. | 745 |
| Larox Flowsys | 655 |
| LECO Corporation | 132 |
| LM Machinery and Equipment, LLC | 632 |
| Maas Companies | 222 |
| Malcolm Pirnie, Inc. | 519 |
| Martin Engineering | 140 |
| Matrix Service Company | 13 |
| Maxi-Lift Inc. | 31 |
| MCC, Inc. | 507 |
| M-E-C Company | 24 |
| MECO Shaft Seals div. Woodex Bearing Com | 302 |
| Mendel Biotechnology, Inc | 532 |
| Messersmith Manufacturing, Inc. | 734 |
| Metro Boiler Tube Company | 27 |
| Metrohm USA | 539 |
| Metso Power | 11 |
| Mettler Toledo, Inc. | 338 |
| Mid-South Engineering Company | 504 |
| Minnesota Pipe Trades Association | 336 |
| Miron Construction | 704 |
| Mitchell County Georgia | 220 |
| Moisttech | 356 |
| Momentum West | 4 |
| Monitortech Corporation | 742 |
| Morbark, Inc. | 641 |
| MVTL Laboratories | 234 |
| Nalco Mobotec | 401 |
| Natgun Corporation | 535 |
| Navas Instruments LLC | 304 |
| NEAtech, LLC | 221 |
| New Generation Biofuels, Inc. | 717 |
| NewEarth Renewable Energy Inc | 7000 |
| Next Step Biofuels | 45 |
| Nexterra Systems Corp. | 722 |
| North American Clean Energy | 706 |
| North American Services Group | 715 |
| North Central Sun Grant Center, SDSU | 20 |
| Novaspect | 337 |
| Novozymes | 416 |
| Pace Analytical Services, Inc. | 712 |
| Pallmann Maschinenfabrik | 120 |
| Peterson Pacific Corp. | 434 |
| Petrochem Insulation, Inc. | 732 |
| PFI Pellet Fuels Institute | 707 |
| Pinnacle Engineering, Inc. | 739 |
| Plante & Moran, PLLC | 633 |
| Powerhouse Technology | 217 |
| PowerStock | 316 |
| Prairie Trailer Sales & Service | 403 |
| Pratt & Whitney Power Systems | 136, 138 |
| Precision Machine & Mfg. Inc. | 405, 407 |
| Process and Storage Solutions | 325 |
| Process Equipment/Barron Industries | 216 |
| Pumpaction/Putzmeister | 236 |
| R&R Contracting INC. | 635 |
| R.C. Costello & Assoc., Inc. | 456 |
| Rapat Corporation | 604 |
| Rasmussen Mechanical Services | 702 |
| Rawlings Waste Wood Recovery Systems | 656 |
| Redekop Manufacturing Ltd. | 29 |
| Renew Energy Systems | 44 |
| REPREVE Renewables | 432 |
| RFP Services, LLC | 2 |
| Richwood Industries | 22 |
| RISI | 219 |
| Robert White Industries, Inc. | 437 |
| Rotochopper, Inc. | 402 |
| Ruf US, Inc | 202 |
| Rural Energy Marketing, LLC | 418 |
| Schutte-Buffalo/Imperial Systems | 241 |
| Schwing Bioset Inc. | 204 |
| Screw Conveyor Corporation | 39, 41 |
| Sega Inc. | 119 |
| SEH Inc. | 122 |
| SGS North America Inc. | 436 |
| Siemens Industry, Inc. | 500, 601 |
| SmartWood - Rainforest Alliance | 748 |
| Smith & Loveless, Inc. | 137 |
| SolaGen Incorporated | 223 |
| Solvay Chemicals Inc. | 420 |
| Spokane Industries Inc. | 225 |
| Stanley Consultants, Inc. | 607 |
| Stempower | 10 |
| Stoel Rives LLP | 609 |
| Summit Fire Protection | 710 |
| Sun Machinery Company | 21 |
| Superior Industries, LLC | 444, 545 |
| Swiss Combi | 750 |
| Sylva Corporation / Wood Chip of Princeton | 744 |
| The County of Elgin | 118 |
| The NanoSteel Company | 725 |
| The National Boiler Training and Renewable Fuels Institute- Western Iowa Tech Community College | 703 |
| The Parton Group, Inc. | 525 |
| The Shaw Group, Inc. | 523 |
| The Teaford Company, Inc. | 621, 623 |
| Thomas & Muller Systems, Ltd. | 146 |
| Torrsys | 454 |
| Trace Environmental Systems | 638 |
| Trico TCWind | 33 |
| Tri-Mer Corporation | 726 |
| TS Manufacturing Co | 6 |
| TurboSonic Inc | 624 |
| Twin Cities Clean Cities Coalition / ALA of Upper Midwest | 737 |
| Twin Ports Testing Inc | 318 |
| U.S. Water Services | 232 |
| Uponor, Inc. | 98 |
| US Department of Energy Biomass Program | 743 |
| Van der Graaf | 200, 301 |
| Vecoplan, LLC | 746 |
| Verdant Environmental | 716 |
| Verdicorp, Inc. | 96 |
| Victaulic Company | 321 |
| Viking Automatic Sprinkler | 17 |
| Visiam | 54 |
| VYNCKE | 47 |
| W. Soule & Company | 346 |
| Warrior MFG | 738 |
| Weaver Silos and Reclaimers, Inc. | 602 |
| Weis Environmental | 333 |
| Wenck Associates, Inc. | 144 |
| West Salem Machinery | 317 |
| West Virginia Development Office | 622 |
| Western Ag Enterprises, Inc. | 516 |
| White Technology LLC | 103 |
| Wilkens Industries, Inc. | 705 |
| Wisconsin Pipe Trades | 334 |
| Wolf Material Handling Systems | 233 |
| Wood Bioenergy Magazine | 741 |
| WorleyParsons | 520, 522 |
| Zachry | 419, 421 |
| Zampell Refractories, Inc. | 15 |