| A&B Process Systems | 1119, 1218 |
| Aaron Equipment Company | 803 |
| ADF Engineering | 626 |
| ADI Systems Inc. | 624 |
| AGRA Industries, Inc. | 211 |
| AIAT/Ondeo IS/Andritz | 112, 114 |
| Air Resource Specialists, Inc. | 620 |
| American Process Systems | 308 |
| Andy J. Egan Company | 524 |
| Angel Yeast Co., Ltd. | 1209 |
| Anhydro Inc. | 811 |
| ATEC Steel Fabrication and Construction | 306 |
| BetaTec Hop Products | 619 |
| BioFuels Automation | 1125, 1127 |
| Bliss Industries, LLC | 1026 |
| Buckman Laboratories, Inc. | 601, 700 |
| Buhler Inc. | 701 |
| Butamax Advanced Biofuels LLC | 904 |
| Cereal Process Technologies | 902 |
| Christianson & Associates, PLLP | 827 |
| Cloud/Sellers Cleaning Systems | 926 |
| CPM Roskamp Champion | 903 |
| Crown Iron Works Company | 1002 |
| Davenport Dryer | 704 |
| DuPont Chemical Solutions Enterprise | 1319, 1418 |
| Eagle Burgmann | 1107 |
| EISENMANN | 711, 810 |
| Encore Business Solutions | 324 |
| ETS Laboratories | 403 |
| FCStone | 121, 123 |
| FeedForward, Inc. | 801 |
| Ferm Solutions | 221 |
| FlaktWoods | 501 |
| Flottweg Separation Tech | 1029, 1128 |
| Fluid Engineering | 900, 1103 |
| Fluid Quip, Inc. | 828 |
| Freez-it-Cleen | 519 |
| Fremont Industries | 319, 321, 323, 418, 420, 422 |
| Gamajet Cleaning Systems, Inc. | 600, 602 |
| GEA Barr-Rosin Inc. | 625 |
| GEA Westfalia Separator | 724 |
| GENENCOR A Danisco Division | 219 |
| Hengye USA | 503 |
| HPD | 203 |
| Hydrite Chemical | 805 |
| Hydro-Klean, Inc. | 511 |
| ICM, Inc. | 819 |
| IMA Financial Group, Inc. | 927 |
| Inbicon Biomass Refinery | 1219 |
| Interra Global | 106 |
| Jamestown/Statesman Development Corporation | 1220 |
| Kahler Automation Corp. | 429 |
| Kennedy and Coe, LLC | 929 |
| Kice Industries, Inc. | 1025 |
| Lallemand Ethanol Technology | 611 |
| Mason Manufacturing, Inc. | 209 |
| MCC, Inc. | 604 |
| NAES Corporation | 425 |
| National Corn-to-Ethanol Research Center | 521, 523 |
| Neogen Corporation | 1205 |
| North American Bioproducts Corp. | 1413, 1415, 1417 |
| Northwest Scientific, Inc. | 603 |
| Novozymes | 419 |
| Pavilion technologies | 111, 210 |
| PeopleFlo Manufacturing, Inc. | 605 |
| Perten Instruments Inc., NA | 528 |
| PhibroChem Ethanol Performance Group | 407, 409, 411, 506, 508, 510 |
| Pinnacle Engineering, Inc. | 222 |
| Pioneer Hi-Bred International, Inc. | 909, 911, 1008 |
| Premium Plant Services, Inc. | 401 |
| ProQuip, Inc. | 424 |
| Save Our Steam | 622 |
| Spraying Systems Co. | 621 |
| Sukup Manufacturing Co. | 1124 |
| Sulzer Process Pumps, Inc. | 1211 |
| The Walling Company | 702 |
| Tramco, Inc | 1027 |
| Tranter, Inc. | 207 |
| Trident Automation, Inc. | 1123 |
| U.S. Water Services | 919, 921, 923, 1018, 1020, 1022 |
| Univar USA Inc. | 509 |
| Valley Equipment Company | 1206 |
| Verenium Corporation | 729 |
| Victaulic Company | 809 |
| WB Services, LLC | 1111 |
| WINBCO | 618 |
| Zeochem, LLC | 1121 |