Sustainable Energy Systems offers sales, design, engineering, procurement, installation, and commissioning services.
We also offer multiple options to go solar including cash purchase, financing, lease and power purchase agreements.
Based on your roof and actual offers in your area
Sustainable Energy Systems, based in Frederick, Maryland, is a locally grown, family-owned business that has been operating since 2008. We provide turn-key residential and commercial solar installations that are constructed using the industry’s top products and methods.
SES has installed thousands of organically developed solar projects throughout the Mid-Atlantic, which makes us one of the most experienced installers in the region. We have been fortunate to install for some of the largest solar companies in the U.S. to include SunRun, SolarCity, and Sungevity. This has allowed us to become experts in multiple installation techniques and components; expertise that we will bring to your project!
Our company motto is “Stick it Where the Sun DOES Shine!” Though it is intended to make people laugh, we take that motto seriously. Whether it is on your roof, in your yard, or on your business - Sustainable Energy Systems offers a reliable and quality solar installation that is sure to get you powered by the sun in no time!
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Based on your roof and actual offers in your area
25 year comprehensive warranty on installation.
Sungevity.com
Sunnova.com
SunEdison.com
SolarEdge.com
SolarWorld.com
SMA-america.com
Outbackpower.com
NABCEP.org
NABCEP Certified Solar PV Installer #032611-28
NABCEP Certified Solar Thermal Installer #RO-3204-2
Maryland Master Electrician #12512
Virginia Master Electrician #2710057042
Virginia Master HVAC #2710057042
MHIC # 05-1255565
Virginia Master Electrician #2710057042
Virginia Master HVAC #2710057042
MHIC #126665
Maryland Master Electrician #12512
Rockville city ELL-0006778
Carroll County E2755M
Frederick County EM2716
Montgomery County ME203184 EB203185
Anne Arundel County B55622
Baltimore County MG12068
Howard County ES09928
Caroline County 1291
Frederick City 4164
Baltimore City M5464
Washington County EL-M-1502
EPA Universal License 0472672522600
Fully insured for up to $2,000,000.00 through State Farm