| Rotors |
| Airxchange Inc. | http://www.airxchange.com |
| Rotors |
| CES Group, Inc. | http://www.ces-group.com |
|
| Aqua Products Co., Inc. | http://www.aquaproducts.us |
|
| Diversified Heat Transfer, Inc. | http://www.dhtnet.com |
|
| Group Thermo Inc. | http://www.ergomax.com |
|
| Viessmann Mfg. Co. | http://www.viessmann-us.com |
| Boilers | Waste Heat Boilers | C-B Nebraska Boiler | http://www.neboiler.com |
| Boilers | Waste Heat Boilers | CTI Industries Inc. | http://www.cti-ind.com |
| Boilers | Waste Heat Boilers | Deltak LLC | http://www.deltak.com |
| Boilers | Waste Heat Boilers | Hurst Boiler & Welding Co. Inc | http://www.hurstboiler.com |
| Boilers | Waste Heat Boilers | Wow Energies | http://www.wowenergies.com |
| Commercial Buildings |
| Solar Turbines Inc. | http://www.solarturbines.com |
| Domestic Buildings |
| Battic Door Energy Conservation Products | http://www.batticdoor.com |
| Domestic Buildings |
| Biomass Energy Concepts | http://www.advancedrecyclingequip.com |
| Flue Economisers |
| Battic Door Energy Conservation Products | http://www.batticdoor.com |
| Flue Economisers |
| Wow Energies | http://www.wowenergies.com |
| Heat Exchangers |
| Applied Thermodynamics | http://www.appliedthermodynamics.com |
| Heat Exchangers |
| Graham Corp. | http://www.graham-mfg.com |
| Heat Exchangers |
| Hurst Boiler & Welding Co. Inc | http://www.hurstboiler.com |
| Heat Exchangers |
| Southport Equipment Corp. | http://www.southportequipment.com |
| Hospitals |
| Deltak LLC | http://www.deltak.com |
| Hospitals |
| Gibraltar Chimney International | http://www.gibraltarchimney.com |
| Hospitals |
| Solar Turbines Inc. | http://www.solarturbines.com |
| Hospitals |
| Stork H&E Turbo Blading Inc. | http://www.he-machinery.com |
| Industrial Plant |
| Deltak LLC | http://www.deltak.com |
| Industrial Plant |
| Jamison Products LP | http://www.jamisonproducts.com |
| Industrial Plant |
| Solar Turbines Inc. | http://www.solarturbines.com |
| Industrial Plant |
| Tranter PHE, Inc. | http://www.tranterphe.com |
| Industrial Plant |
| VECO | http://www.veco.com |
| Industrial Plant |
| Wow Energies | http://www.wowenergies.com |
| Oil Industry |
| CTI Industries Inc. | http://www.cti-ind.com |
| Oil Industry |
| Jamison Products LP | http://www.jamisonproducts.com |
| Oil Industry |
| MagTran Equipment Corp. | http://www.mag-tran.com |
| Oil Industry |
| Southport Equipment Corp. | http://www.southportequipment.com |
| Oil Industry |
| Stork H&E Turbo Blading Inc. | http://www.he-machinery.com |
| Schools |
| Aspen Water Inc. | http://www.aspenwater.com |
| Schools |
| Gibraltar Chimney International | http://www.gibraltarchimney.com |
| Waste Incineration |
| PRM Energy Systems Inc. | http://www.prmenergy.com |
|
| Hamilton Precision Metals Inc. | http://www.hpmetals.com |
|
| Jamison Products LP | http://www.jamisonproducts.com |