Clients

CSG is dedicated to running successful energy efficiency programs and providing related services. Our strengths and skills are laser-focused on benefitting our clients. This list represents some of the 500+ organizations we have been privileged to work for as we fulfill our mission.

A

View a list of CSG's clients

  • American Electric Power (AEP)
  • Alliant Energy
  • Ameren Illinois
  • Anaheim Public Utilities
  • Arizona Public Service
  • Association for Energy Affordability (AEA)

B

  • Berkshire Gas
  • Brookhaven Town, NY
  • Boston Housing Authority
  • Brockton Housing Authority
  • Building Performance Institute

C

  • California Energy Commission
  • City of Austin, TX
  • City of Bainbridge Island Utilities
  • City of Bremerton, WA
  • City of Nashville, TN
  • City of Portland (OR) Water Bureau
  • City of Tucson, AZ
  • Clean Energy Works Oregon
  • Columbia Gas of Ohio
  • Columbia Gas of Massachusetts
  • ComEd
  • Con Edison

D

  • Dayton Power & Light
  • Doris Duke Charitable Foundation

E

  • Ecology Action
  • Efficiency Maine
  • Efficiency Vermont
  • Energy Trust of Oregon
  • Eugene Water & Electric Board

G

  • Green Mountain Power

I

  • ISO New England

J

  • JACO Environmental

K

  • Kentucky Housing Corporation
  • Kitsap County

L

  • Long Island Power Authority (LIPA)

M

  • Massachusetts Department Of Energy Resources
  • MidAmerican Energy
  • Missouri River Energy

N

  • National Fuel Gas
  • National Grid
  • New Jersey Clean Energy Programâ„¢ (NJCEP)
  • New Jersey Dept of Community Affairs
  • New Jersey Housing Authority
  • New York State Energy Research and Development Authority (NYSERDA)
  • New York Housing Authority
  • Nicor Gas
  • Northwest Energy Efficiency Alliance
  • NSTAR
  • NYSEG
  • NYSERDA

O

  • Oak Ridge National Laboratory

P

  • PECO
  • Philadelphia Gas Works
  • Public Service Commission of Wisconsin
  • Public Service of New Hampshire
  • Puget Sound Energy

R

  • Resale Power Group of Iowa (RPGI)
  • Rochester Gas and Electric

S

  • Salt River Project
  • San Diego Gas & Electric (SDG&E)
  • Southern California Edison (SCE)
  • Southern California Gas
  • Springfield Utilities (Missouri)
  • State of Tennessee

T

  • Tennessee Valley Authority (TVA)
  • Tucson Electric Power (TEP)
  • TXU Energy

U

  • UniSource Energy Services
  • U.S. Department of Energy, Better Buildings Program

V

  • Vectren Energy Delivery of Ohio

W

  • Wisconsin Focus on Energy
  • Washington State University Energy Program
  • Western Massachusetts Electric Company