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Elysian Energy

Elysian Energy

USGBC member

1111 East West Hwy
Silver Spring, MD 20910


Service area: 75 miles

Service Area: Greater Washington, Baltimore, Annapolis and Northern VA regions. Please contact us with inquiries for services outside these areas.


Home energy audits, HERS ratings, energy modeling, green building consulting and verification services for LEED for Homes, Energy Star, Indoor AirPLUS, National Green Building Standard and Passivhaus certification. We also perform LEED and Energy Star- compliant Manual J and D calculations.


Our projects range from an 1100sf Habitiat for Humanity rowhome to a 200+ unit Multi-family mid-rise. We have managed the certification process for more than 350 units and homes of all types and rating systems.


Our experienced team includes LEED APs, Green Raters, NAHB Green Accredited Verifiers, HERS Raters, BPI Building Analysts, Mechanical Engineers and certified Passivhaus Consultants. President Jim Conlon is a long time instructor with the Green Building Institute where he frequently teaches courses in energy efficiency and energy audits.

Elysian Energy is the region’s leader in energy auditing and green building consulting and certification services. Serving thousands of clients in Greater Washington, Baltimore and beyond, our team of experienced, certified building analysts provide practical, actionable advice you can rely on. From homeowners and building professionals to businesses and governments, Elysian Energy can help you save money, increase your comfort, and reduce your environmental impact.

U.S. Green Building Council Member
U.S. Green Building Council Member

The U.S. Green Building Council is a 501(c)(3) non-profit community of leaders working to make green buildings available to everyone within a generation. More...