| Administrative Controls Management, Inc. |
Aerial Hydraulic Repair, Inc. |
| Altec Industries, Inc. |
American Energy Services, Inc. |
| Anixter |
Avant Energy |
| AZCO, INC. |
Baker Tilly |
| Barr Engineering Co. |
Barton Malow |
| Ben F. Thomas Sales Co. |
Bitlyft |
| Black & Veatch |
Century A&E |
| The Christman Company |
CityInsight |
| Clarke Energy |
Collaborative Learning, Inc. |
| Contract Land Staff |
CPV Mason Road |
| Commonwealth Associates, Inc. |
CSI Utility Sales |
| CTC Engineering |
Dickinson Wright PLC |
| Dig-It, INC. |
Dillon Energy Services |
| Eaton’s Cooper Power |
Electric Power Systems, International |
| Electrical Resources Company |
ELUS Company |
| Emerald Transformer |
Energis High Voltage Resources, Inc. |
| Farabee Mechanical, Inc. |
Firmatek |
| Franklin Energy Services LLC |
Fishbeck, Thompson, Carr & Huber, Inc. |
| Fujitsu Network Communications |
GDS Associates |
| GAR-NET Associates |
Global Resource Options, Inc. |
| Granger Construction Company |
GRP Engineering, Inc. |
| Homeland Solar |
Hydaker-Wheatlake Company |
| Irby Utilities |
Jennings Strouss & Salmon, PLC |
| Juhl Energy, Inc. |
Karoub Associates |
| Kent Power, Inc. |
Kiewit Engineering Group Inc. |
| Kriz-Davis, a division of Border States |
KW Associates |
| Lake Cable, LLC |
Latham & Watkins, LLP |
| Lawson-Fisher Associates, P.C. |
Marshall Energy Center |
| MC Power Companies |
M.J. Electric, Inc. |
| Michigan Cat |
Michigan Electric Cooperative Association |
| Miron Construction |
Mitsubishi Hitachi Power Systems |
| mPower Innovations |
Nelson Tree Service, Inc. |
| Nesco Sales & Rentals |
NewGen Strategies & Solutions |
| Newkirk Electric Associates |
Nokia |
| NTH Consultants, LTD |
Okonite Company |
| Origis Energy USA |
Osmose Utilities Services, Inc. |
| Power Line Supply |
Power System Engineering, Inc. |
| PowerLink Electrical Sales |
Premier Power Maintenance Corporation |
| Premier Truck Rental |
RESCO |
| Renewable World Energies, LLC |
S & C Electric Co. |
| Sargent & Lundy |
Sawvel and Associates |
| Solomon Corporation |
Somes-Nick & Co. |
| The SPE Group |
Spiegel & McDiarmid, LLP |
| SSOE Group |
T&R Electric Supply Company |
| Tech Products, INC. |
Terex USA |
| Theka Associates Engineering, Inc. |
Total Electric Power Sales, Inc. |
| Utilities Instrumentation Service |
Utility Consulting Group, LLC |
| Utility Financial Solutions |
Utility Sales and Service |
| Varnum, Riddering, Schmidt & Howlett, LLP |
Versalift Midwest, LLC |
| Volta Power Systems |
Wartsila North America |
| Wesco Distribution |
Woodlyn Sales |
| W.W. Williams |
