- ABC Filler, Inc
- Admix
- Albany Engineered Composites, Inc.
- Algonquin Power
- Ammunition Storage Components
- Aquarion Water Company
- Axis New England
- Black Dog Divers
- Bold Laser Automation
- Boston Globe
- Broomfield
- Canberra
- Central Rivers Power LLC
- City of Franklin
- City of Portsmouth
- Cober, Inc.
- Crooker Construction
- Dynegy
- Dyno Nobel
- ECO Recovery Solutions LLC
- Enel
- Engineered Constuction Services
- Eversource Energy Power Plants
- Fairpoint
- FlexEnergy
- Gexpro
- Glenfarne
- Global Steering Systems LLC
- Granite Shore Power
- Gravity Renewables
- Great River Hydro
- Harvey Building Products
- Heim Bearings
- Horizon Solutions
- Hull Street Energy
- Innovate Products and Equipment, Inc.
- LAARS Heating System Companies
- L.L.Bean
- Methuen Construction
- Motion Industries
- NH DOT (All Movable Bridges)
- Norwich Public Utilities
- NRG
- Ocean State Power
- Pawling Corporation
- Portsmouth Naval Shipyard
- Parker Hannafin
- Philips Exeter Academy
- Pike Industries
- Prime Energia
- Progressive Electrical Services
- Pro Tom International
- Pure Energy
- The Riverside Companies
- Rolling Bearing Company of America
- Schuler Inc
- Schulz
- Scott Brass
- Second Sight
- Stanley Engineered Fastening
- St. Anselm College
- State of CT -DPW
- Sunrise Farms
- Sulzer
- Surgical Tables Inc.
- Syntac Coated Corp.
- Therma-Hexx Corp.
- Thermo Fisher Scientific
- Town of New Castle
- Tradebe
- TRC Environmental
- Triem Industries
- Troy Industrial Solutions
- TWIN MRO
- Ulbrich Stainless Steal Special Metals
- USB Bank
- University of New Hampshire
- Wallingford Energy
- Wunderlich-Malec Engineering
- Yates Electric Service
- ZAPP Precision Strip, Inc.
