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Office of Energy and SustainabilitySuperior government service with the smallest possible environmental footprint

About Us

Ensure that Montgomery County government operations protect the environment, conserve resources, and integrate sustainability into decision-making at every level.


  • Solar panels installed on County buildings through the end of 2018 will create enough energy to power more than 1,100 single family homes and will save the County $15 million in electricity costs over 20 years.
  • Through October 2016, the County has built 10 facilities that achieved a gold rating from the United States Green Building Council’s (USGBC) Leadership in Energy and Environmental Design (LEED) and 4 facilities that achieved a silver rating.
  • 32% of Ride On buses are fueled by compressed natural gas.
  • County buildings are powered 100% by clean solar and wind.

What We Do

The Office of Energy and Sustainability provides technical expertise, data, plans, and resources needed to green government operations across all County departments. In addition, OES directly manages green government initiatives, including:

  • Major capital projects to produce solar and other green energy sources on County properties.
  • Pilot projects to reduce energy and water consumption in County facilities.
  • Employee education and behavior change campaigns to maximize sustainability of County operations.

How to Contact Us

Office of Energy and Sustainability
Department of General Services
101 Monroe Street, 9th Floor
Rockville, MD 20850
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