Representative Clients

Representative Clients

Representative Clients

We’ve had the privilege of partnering with and providing solutions for clients such as:

 

Investor-owned Utilities/Independent Power Producers/System Operators

  • American Electric Power
  • Avista Corporation
  • Consumers Energy, CMS Energy & CMS Enterprises
  • DTE Energy & DTE Energy Services
  • Duke Energy
  • Electric Energy, Inc.
  • Eversource
  • Dayton Power & Light Company
  • Indianapolis Power & Light Co. (IP&L)
  • National Grid
  • NIPSCO
  • PG&E
  • PacifiCorp
  • PPL Electric Utilities
  • Public Service Electric & Gas
  • Puget Sound Energy
  • Southern Company
  • Vistra Energy
  • Louisville Gas & Electric
  • CWP USA, INC
  • Pepco Holdings Inc.
  • Atlantic City Electric
  • Delmarva Power
  • New York Power Authority
  • Minnesota Power
  • Midwest Independent System Operator (MISO)
  • Tennessee Valley Authority
  • El Paso Electric
  • Madison Gas & Electric Company
  • Dearborn Industrial Generation
  • Vectren
  • FirstEnergy Service Company

Municipal Utilities/Public Utility Districts (PUD)

  • MEAG
  • City of Richland
  • Douglas County PUD
  • Lansing Board of Water & Light
  • Snohomish County PUD
  • Florida Municipal Power Agency
  • TES Filer City Station
  • Central Illinois Light Co.
  • Benton County PUD
  • Ketchikan Public Utilities
  • Chelan County PUD
  • Grant County PUD
  • Washtenaw County Road Commission
  • Muskegon County
  • Holland Board of Public Works
  • Okanogan County PUD
  • Southeast Alaska Power Agency
  • Seattle City Light
  • Sacramento Municipal Utility District
  • Norwich Public Utilities
  • Mason PUD
  • City of Livonia
  • City of Port Huron
  • City of Coldwater Board of Public Utilities
  • Van Buren Township DDA
  • City of Hillsdale Board of Public Utilities
  • City of Jackson
  • City of Cheney Light Department
  • City of Ann Arbor
  • Dalton Utilities

Cooperatives

  • Wabash Valley Power Association
  • Kootenai Electric Cooperative
  • Wolverine Power Supply Cooperative
  • Great River Energy
  • Carroll Electric Cooperative, Inc.
  • Midwest Energy Cooperative
  • Southern Maryland Electric Cooperative
  • Vermont Electric
  • Big Rivers Electric Corporation

Industrials

  • MillerCoors LLC
  • Brooks Manufacturing Company
  • Ansaldo Industria of America
  • Alcoa Intalco Works
  • Cummins Engine Company
  • Pall Corporation
  • Metaltec
  • Severstal Dearborn LLC
  • PCA

Institutions

  • Michigan State University
  • University of Michigan
  • Eastern Michigan University
  • Argonne National Laboratory
  • Central Michigan University

Developers

  • Midland Cogeneration Venture
  • Cypress Creek Renewables, LLC
  • Brightsource Energy Inc.
  • EDF Renewable Energy
  • Development Partners
  • Castleman Power Systems International
  • Champlin Energy
  • EnXco

Airports

  • Livingston County Airport
  • Jackson County Airport
  • Antrim County Airport
  • Gary/Chicago International Airport Authority
  • Mason County Airport
  • Muskegon County Airport
  • Southwest Michigan Regional Airport

Consultants/Construction/OEMs

  • American Energy, Inc.
  • Mitsubishi Electric Power Products, Inc. (MEPPI)
  • Neumann/Smith Architecture
  • PAR Electrical
  • Marshall Energy Center LLC
  • St. Joseph Phase II, LLC
  • Barton Malow Company
  • Barnard Construction
  • BN Builders
  • WSP USA Administration
  • Mead & Hunt, Inc.
  • ROWE Professional Services Company
  • C&S Companies
  • Hubbell, Roth, and Clark
  • Doosan GridTech
  • Bowen Engineering Corporation
  • Douglas Steel Fabricating Corporation
  • Tectonic Engineering
  • Switched Source, LLC
  • Energy Emissions Intelligence
  • SGC Engineering, LLC
  • Alcoa Intalco Works
  • Michelin North America
  • MJ Electric
  • Smith Group JJR
  • Dymax Engineering
  • Dow Corning
  • GAI Consultants
  • Parsons Brinckerhoff
  • GE Energy
  • Kent Power
  • Midwest Electric
  • New Covert Generating Company, LLC
  • Moran Iron Works, Inc.
  • Bechtel Telecommunications

Communications

  • Sprint PCS
  • Verizon Wireless
  • T-Mobile
  • AT&T
  • Nexius
  • Transcend Wireless, LLC
  • Nextel-General Dynamics
  • Alltel
We are committed, both as a firm, and as individuals to influencing and shaping the secure energy future.

Gary Bernstein, P.E.
Vice President & Chief Marketing Officer

Contact us

Consulting

Commonwealth consultants are here to help guide you and formulate a plan to allow your company to play a larger role. read more

Engineering & Design

Commonwealth professionals can engineer and design a new plant, facility, building, and power system for you. read more

Planning & Studies

Commonwealth experts can help you have an optimal plan for future energy sources and actions to take to keep your energy sources updated. read more