Energy Savings Performance Contracting (ESPC)

ESPC is a contracting process used to identify and install energy and utility improvements in existing facilities. The process provides:

  • The most cost effective method for completing building energy upgrades and retrofits.
  • Risk management through guaranteed total project costs, equipment performance, and energy savings.

As a national leader, the Washington State Energy Program has completed over $1.6 billion dollars in performance contracts, and has satisfied over 400 state public facility customers since 1985.


Customers we serve: Cities & towns, colleges & universities, counties, health districts, hospitals, libraries, school districts, port districts, state agencies, other public agencies - such as parks, public utilities, fire districts and public transit authorities/districts

ESPC Benefits

We partner with our customers and energy services companies to provide expertise in energy efficiency and project management.

We help our customers:

  • Manage risk
  • Create efficiencies
  • Improve facilities
  • Leverage capital funding

Our customers report


savings icon


Customers can finance projects by using:

  • Utility savings
  • Grants
  • Loans
  • Capital dollars

Typical Projects include:

  • Energy efficient lighting retrofits
  • High efficiency HVAC systems
  • Boiler and chiller systems
  • Motor and pumping systems
  • Solar, wind and co-generation
  • Wastewater treatment plants
  • Water efficiency projects

Program's Customer History

  • Avoided over $50 million in annual utility costs
  • Over 487 million kilowatt-hours of electricity saved; enough to power 36,000 average Washington homes each year
  • Over 16.7 million therms of natural gas saved; equal to removing over 16,300 cars from our roads annually
  • Avoided release of over 317,000 tons of carbon dioxide (CO2) into the atmosphere each year

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