Clients
Helfrich Brothers is proud to work with customers large and small.
We deliver emergency and long-term support in diverse industries across the country. Helfrich Brothers always seeks to build lasting relationships with our customers.








Utility
- Dynegy: Somerset, MA
- AES: Thames, CT
- PSEG: Bridgewater Power, NH
- Dominion: Salem Harbor, MA
- Suez Energy: Mt. Tom (FLPR), MA
- TMLP: Taunton, MA
- National Grid: Wareham, MA
- NRG: Middletown Power, CT
- NStar: Weymouth Energy, MA
- Mirant: Canal, MA
- Boston Generation: Fore River/Mystic, MA
- Cogentrix: Scrubgrass, PA
- DistriGas/ENI: Boston, MA
- FPL: Bellingham, MA
Waste to Energy / Renewables
- Wheelabrator Technologies/WM: System Wide Facilities
- Covanta: System Wide Facilities
- NAES: Selected Facilities
- Detroit Renewable Power: Detroit, MI
- Veolia: Selected Facilities
- MERC: Biddeford, ME Facility
- Palm Beach Renewable: West Palm Beach, Florida
- EcoMaine: Portland, ME Facility
- Burlington Electric: McNeil Station
- Pinetree Power: Fitchburg, MA
- City Of Spokane WTE Facility: Spokane, WA
- Benson Power LLC: Benson, MN
Industrial
- Twin River Technology: Fore River, MA
- Katahdin Paper: Millinocket, ME
- Wyeth/Pfizer: Groton, CT
- Snyder’s-Lance: Foxborough, MA
Tanks & Vessels
- Thermax: Dartmouth, MA
- IBA Industrial: Edgewood, NY
- Varian Semiconductor: Gloucester, MA
- Greenerblast Technologies: Tyngsborough, MA
- Energy Sciences Inc.: Wilmington, MA
- Proctor & Gamble: MA