| Partial List: |
| AES – Alamitos, LLC |
| AES – Placerita |
| AES - Red Oak NJ |
| AES – Redondo and Placerita, CA sites |
| Air Liquide |
| Alabama Electric Cooperative |
| Allegheny Energy |
| Ameren |
| American Municipal Power (AMP) |
| American Utility Products |
| Applied Energy |
| Applied Utility Systems (AUS) |
| Arizona Portland Cement |
| Arizona Public Service |
| Arizona State University |
| B. Braun Medical Center |
| Bear Valley Electric |
| Big Bear Mountain Resorts |
| Biogen Idec |
| Black & Veatch |
| Black Hills Generation |
| BMZ Fresno Power Partners J.V. |
| Brooklyn Navy Yard |
| Bryan Texas Utilities |
| Burns & McDonnell |
| Calpine |
| Carson Cogen |
| CBI Howe Baker |
| CH2M HILL |
| Chevron |
| Chino Basin Desalter Authority |
| Cinergy Corp |
| City Of Anaheim |
| City of Bryan, TX |
| City Of Garland |
| City of Garland, TX |
| City of Greenville, TX |
| City of Highpoint, NC |
| Clean Energy Systems Inc |
| Coffeeville Resources, LL |
| Colorado Springs Utilities |
| Con Edison of New York |
| Connectiv |
| Conoco_Phillips |
| Constellation Energy – High Desert |
| Cornerstone Energy Services Inc. |
| Covanta Energy, Philippines Power Project |
| CP Kelco |
| Cummins Cal Pacific Power Gen. |
| Delta Energy |
| Diamond Power |
| Duke Energy Corporation |
| Duke Power |
| Dynegy |
| El Dorado Energy LLC |
| El Paso Power Operation |
| Electric Energy Inc. (EEI) |
| Elm Ridge Resources |
| Emission Technologies Inc.(ETI) |
| Environmental Systems Corp ESC |
| EPRI |
| Exide Technologies |
| Exxon Mobil |
| Farmland Industries |
| First Energy |
| Flying J Refinery |
| Fresno - Rio Bravo |
| Giant Cement |
| Globe Pacific Distribution |
| Golden Valley Electric Association |
| Grace Consulting, Inc. |
| Greenville Electric Utility Systems |
| Guardian Glass – Fullerton, CA |
| GWF Power Systems |
| Harbor Cogeneration Co. |
| Hawthorne Power Systems |
| High Desert Power Project LLC |
| Holcim |
| Honeywell |
| Hope Safety Supply |
| Howe Baker Engineers, LTD. |
| IEA Energy |
|
Imperial Irrigation District |
| Indianapolis Power & Light Co |
| Inland Empire Utilities |
| Inland Pacific Paperboard |
| Inland Paperboard |
| IPSA S.A. de C.V. |
| Iron Dynamics, Butler, IN |
| ISG-Cleveland Inc Plant |
| ISG-Middle Steel |
| Jacobs Engineering |
| Johnson Power Systems |
| JR Simplot |
| K & M Environmental |
| Kentucky Utilities |
| Keyspan Generating |
| Kiewit Industrial Co. |
| Kimberly Clark |
| Kings River Conservation District |
| Kloster Environmental |
| La Posta Band of Mission Indians |
| LADWP |
| LaFarge Cement |
| Land Combustion |
| Land Instruments International |
| Landfill Energy |
| Las Vegas Co Generation |
| LG Constructors (Lockwood Greene) |
| LGE Energy |
| Los Angeles County Sanitation District |
| Los Angeles Dept of Water & Power |
| Lower Mount Bethel Energy |
| Metcalf & Eddy |
| MFG Rubber & Supply |
| Mid West Electric Power Inc |
| MidAmerican Energy |
| Minnesota Methane |
| Mommouth Energy |
| Montenay SERRF, City of Long |
| Nebraska Public Power |
| Nevada Power |
| New York Power Authority |
| NRG Energy |
| NYACK Hospital |
| OLS Camirrillo |
| Orion Energy |
| Palmark Oper / Brooklyn Navy Yard |
| Plains Exploration Platform - PXP |
| PPL |
| PPM Energy |
| Primary Energy |
| Princeton University |
| PSEG |
| Reliant Energy |
| Rok Environmental |
| Rutgers University |
| Saint Gobain Container |
| Salt River Project |
| Seminole Electric |
| SEMPRA-SDGE |
| Shield Alloy - Metalurg Vanadium |
| Sick Maihak |
| Sierra Pacific Industries |
| Sierra Pacific Power |
| Silicon Valley Power Plant |
| Simpson Tacoma |
| Sithe Energy –San Diego Naval Station |
| Solar Turbines |
| St. Agnes Hospital |
| St. John’s Hospital |
| State Line Energy Sunflower Electric |
| Steel Dynamics |
| Technip |
| Tesoro Refinery |
| Tri State Generation |
| TVA |
| United Cogen |
| US Filters |
| US Steel |
| Valley Power |
| Wellhead Electric - Fresno Cogen |
| Wildflower Energy |
| Xcel |
| Zachry Construction |
|
| EQUIPMENT WE SERVICE: |
|
| Ametek |
| API |
| Bambek |
| Brand Gaus |
| CAI |
| Durag |
| Dynoptic |
| Enerac |
| EPM |
| Land |
| Lighthawk |
| M&C |
| Panametrics |
| Rosemount |
| Sick Analyzers |
| Sick Opacity |
| Siemens |
| Tekran |
| Teledyne |
| Thermo |
| Universal |
| USI |
| USI Flow |
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