Solar contractors in Frederick County, MD

69 firms whose permit filings in Frederick County we observed, from records beginning August 2021. The 50 most active are listed here, ordered by permits filed in this county, which reflects our coverage as much as their volume.

• SOLAR ENERGY WORLD Anne Arundel County, Frederick County, Howard County 317 permits/to Sep 2026
• SUNRUN INSTALLATION SERVICES INC Anne Arundel County, Frederick County, Howard County, Prince George's County 236 permits/to Sep 2026
• FUSION SOLAR SERVICES LLC Anne Arundel County, Baltimore County, Frederick County, Howard County, Prince George's County 184 permits/to Sep 2026
• TESLA ENERGY OPERATIONS INC Anne Arundel County, Frederick County, Howard County, Prince George's County 173 permits/to Sep 2026
• FREEDOM FOREVER MARYLAND LLC Anne Arundel County, Frederick County, Howard County 127 permits/to Jun 2026
• CELESTIAL SOLAR INNOVATIONS LLC Anne Arundel County, Frederick County, Howard County 120 permits/to Sep 2026
• RENEWABLE ENERGY CORPORATION Anne Arundel County, Frederick County, Howard County 89 permits/to Sep 2026
• Top tier solar solutions LLC Anne Arundel County, Frederick County, Howard County 68 permits/to Aug 2026
• POWER FACTOR LLC Anne Arundel County, Frederick County, Howard County 51 permits/to Aug 2026
• SUSTAINABLE ENERGY SYSTEMS Anne Arundel County, Baltimore County, Frederick County, Howard County 49 permits/to Aug 2026
• EDGE ENERGY Anne Arundel County, Frederick County, Howard County 43 permits/to Sep 2026
• ROBERT L REICHEL Frederick County 41 permits/to Mar 2024
• SOLAR SME INC Frederick County, Howard County 39 permits/to Dec 2025
• AMERICAN DESIGN AND BUILD LTD Anne Arundel County, Frederick County, Howard County, Prince George's County 38 permits/to Sep 2026
• Gabriel Boumel Frederick County 36 permits/to Sep 2026
• GREENBRILLIANCE LLC Anne Arundel County, Frederick County, Howard County, Prince George's County 33 permits/to Aug 2026
• Energy Select LLC Frederick County, Howard County 27 permits/to Sep 2026
• FATIMAH MCKNIGHT Frederick County 19 permits/to Mar 2026
• STANDARD ENERGY SOLUTIONS Anne Arundel County, Baltimore County, Frederick County, Howard County, Prince George's County 19 permits/to Sep 2026
• ReNu Solar Baltimore County, Frederick County 17 permits/to Aug 2026
• Bill Gilde Electrical Services LLC Frederick County, Howard County 16 permits/to Dec 2025
• JOSE PABON Baltimore County, Frederick County 16 permits/to Sep 2026
• SCOTT C. LEDUC Frederick County 16 permits/to Aug 2026
• Key Solar Solutions Baltimore County, Frederick County, Howard County 15 permits/to Aug 2026
• Brandon K Shores Frederick County 14 permits/to Jul 2026
• Nova Solar, Inc. Anne Arundel County, Frederick County, Howard County 14 permits/to Sep 2026
• AMERICAN HOME CONTRACTORS Anne Arundel County, Frederick County, Howard County 13 permits/to Aug 2026
• ARM Group LLC Frederick County, Howard County 13 permits/to Jul 2026
• IPSun Power Inc Anne Arundel County, Frederick County, Howard County 13 permits/to Aug 2026
• Mountain View Solar and Wind LLC Frederick County 13 permits/to Feb 2026
• TITAN SOLAR POWER MD INC Frederick County, Howard County 13 permits/to Aug 2025
• Goodco Solutions LLC Anne Arundel County, Frederick County, Howard County 12 permits/to Apr 2026
• Solar Energy Services, Inc. Frederick County, Howard County 11 permits/to Dec 2025
• ATLAS BUILD SOLUTIONS INC Frederick County 10 permits/to Jun 2026
• ROOFSIMPLE INC Frederick County, Howard County 10 permits/to Jul 2026
• Integrate Sun LLC Anne Arundel County, Frederick County 9 permits/to Jul 2026
• SUNTUITY SOLAR LLC Baltimore County, Frederick County, Howard County 9 permits/to Oct 2023
• TRINITY SOLAR LLC Anne Arundel County, Baltimore County, Frederick County, Howard County, Prince George's County 9 permits/to Sep 2026
• ADT Solar Frederick County, Howard County 8 permits/to Feb 2024
• Sunshift LLC Frederick County, Howard County 8 permits/to Sep 2025
• Calvin Baxter Frederick County 6 permits/to Mar 2026
• CAPERS ELECTRICAL SERVICES LLC Anne Arundel County, Frederick County, Howard County, Prince George's County 5 permits/to Aug 2026
• D & L CLEAN POWER SOLUTIONS LLC Anne Arundel County, Frederick County, Howard County 5 permits/to Sep 2026
• INTEGRATESUN LLC Frederick County, Howard County 5 permits/to Feb 2026
• Jr Fred Oral Roberts Thompson Frederick County 5 permits/to Nov 2025
• M TEC SOLUTIONS LLC Frederick County, Howard County 5 permits/to Sep 2026
• ENERGY HARBOR LLC Frederick County, Howard County 4 permits/to Feb 2026
• GoGreen Solutions INC Anne Arundel County, Frederick County 4 permits/to Aug 2026
• Powur PBC Frederick County 4 permits/to May 2023
• Solar Installers Near Me LLC Anne Arundel County, Frederick County, Howard County 4 permits/to Jul 2026

Solar contractors in other counties

Other trades in Frederick County

Built from Frederick County permit filings. Not every filing names a contractor, so a firm working here may not appear. See what we cover, or search the full registry.