| 1 | Precision Rings Inc. of Indianapolis | | USA |
| 2 | Valley Forge & Bolt Mfg. Co. | | USA |
| 3 | LAI Southwest Div. of LAI International Inc. | | USA |
| 4 | Mattichak Energy Systems Inc. | | USA |
| 5 | H & H Manufacturing Co. Inc. | | USA |
| 6 | Jaycraft Corp. | | USA |
| 7 | Ecolink Inc. | | USA |
| 8 | Steam Turbine Generators | | USA |
| 9 | Deacon Industries Inc. | | USA |
| 10 | Mitsubishi Heavy Industries America Inc. | | USA |
| 11 | Kobelco Compressors Inc. | | USA |
| 12 | Balance Research Co. | | USA |
| 13 | Dyna-Therm Corp. | | USA |
| 14 | Coffin Turbo Pump Inc. | | USA |
| 15 | Nadrowski TurbinenTurhill Energy Systems | | USA |
| 16 | Vibration Technologists Inc. | | USA |
| 17 | Hy-Pro Filtration | | USA |
| 18 | Indeck Energy Services Inc. | | USA |
| 19 | Clean Energy Systems | | USA |
| 20 | ABB Turbine Manufacturing Div. | | USA |
| 21 | Conhagen Industries | | USA |
| 22 | J. F. Mullen Co. Inc. | | USA |
| 23 | Energent Corporation | | USA |
| 24 | ABB Power Generation Inc. Combined Cycle Power Plants | | USA |
| 25 | ABB Power Generation Component Reconditioning | | USA |
| 26 | Coppus Engineering Corp. | | USA |
| 27 | Johnson Technology | | USA |
| 28 | AGG Susa inc. | | USA |
| 29 | AP Compower Inc. | | USA |
| 30 | Service Industries | | USA |
| 31 | Terry Corp. | | USA |
| 32 | Siemeins Demag Delaval Turbomachinery Corp. | | USA |
| 33 | ABB Power Generation Turbine Manufacturing & Repairs | | USA |
| 34 | Sifco Turbine Component Service | | USA |
| 35 | AeroSpace Balancing | | USA |
| 36 | All Top Ltd. | | USA |
| 37 | ABB Power Generation Inc. | | USA |
| 38 | General Petroleum | | USA |
| 39 | Dresser-Rand Co. | | USA |
| 40 | Western United Industries | | USA |
| 41 | Superior Energies Inc. | | USA |
| 42 | Sigma Thermal | | USA |
| 43 | Vaughan's Industrial Repair Co. Inc. | | USA |
| 44 | Barbour Stockwell Inc. | | USA |
| 45 | Surplus Record Machinery & Electrical Equipment | | USA |
| 46 | Siemens Energy | | USA |
| 47 | Siemens Corporation | | USA |
| 48 | Bradken Inc. (Engineered Products Business) | | USA |
| 49 | Fincantieri Marine Systems North America Inc. | | USA |
| 50 | ICM Inc. | | USA |
| 51 | Renewal Parts Maintenance A Division of Mechanical Dynamics & Analysis Ltd. | | USA |
| 52 | Barber-Nichols Inc. | | USA |
| 53 | Dresser-Rand | | USA |
| 54 | Senior Aerospace - SSP | | USA |
| 55 | Skinner Power Systems | | USA |
| 56 | General Electric Co. | | USA |
| 57 | LAI East/Laser Applications Inc. Div. of LAI International Inc. | | USA |
| 58 | Elliott Group | | USA |
| 59 | Turbo Machined Products LLC | | USA |
| 60 | Faircast Inc | | USA |
| 61 | United Ring & Seal Inc. | | USA |
| 62 | Mitsubishi Hitachi Power Systems Americas Inc. | | USA |
| 63 | Industrial Boilers America | | USA |
| 64 | Premier Energy | | USA |
| 65 | Service Machine Co. Inc. | | USA |
| 66 | Sylvania | | USA |
