Population 512,000 · 3 license-checked installers listed
Prefer to pick installers yourself? Check the box on any listing below to compare a few side by side or request quotes directly from the ones you choose.
Showing 3 of 3 installers. Check the box on any installer below to compare a few side by side or request quotes directly from the ones you pick.
Coolray is a licensed GA electrical contractor based in Marietta, GA, offering HVAC, plumbing, and electrical services -- including Generac standby generator sales and installation -- across the Metro Atlanta area.
Perkins Generator Sales & Service is a licensed GA electrical contractor based in Sharpsburg, GA, established in 1987. Georgia's leading Premier Generac Residential, Commercial & Industrial Dealer, serving Atlanta, Buckhead, Alpharetta, and Marietta.
TE Certified is a licensed GA electrical contractor based in Roswell, GA, and an Elite Generac Authorized Dealer that has installed hundreds of whole-home standby generators for North Metro Atlanta homeowners.
The only requirement to appear on this page is a checked state electrical license, confirmed against the state licensing board as part of our approval process, that's why every listing above shows "License checked." Installers are listed alphabetically by default, not ranked by quality, and no installer pays for placement in that order. LumoWatt does not sell ranking. If paid placement is introduced, it will be clearly labeled and will not change the standard list order. Use the sort dropdown above to re-order the list yourself by years in business or how recently we checked a listing. See our editorial policy and listing standards & verification methodology for the full details.
Whole-home standby generator installation in Atlanta typically costs $7,500-$16,000 all-in. See our full cost breakdown guide for what drives the price up or down, or use the generator sizing calculator for an estimate based on your own home.
This range is a LumoWatt estimate for Atlanta, not an independently published market study, based on the equipment and labor costs we typically see quoted in this area. Actual quotes vary by home size, generator capacity, and site conditions.
The City of Atlanta Office of Buildings issues electrical permits for addresses within city limits; surrounding-county departments (Fulton, DeKalb, Cobb, Gwinnett) handle unincorporated and suburban addresses across the metro.
See the full Georgia state permit overview.
Georgia's outage risk varies by region: coastal Savannah faces direct hurricane and tropical storm landfalls plus storm-surge and flooding-driven outages each summer and fall, the Atlanta metro sees severe thunderstorm and occasional ice-storm outages tied to rapid growth pressure on the grid, and Columbus -- on the Alabama border along the Chattahoochee River -- sees a tornado-prone severe-convective-storm risk profile more typical of the Deep South's inland corridor than either the coast or the Piedmont.
Page data last updated July 25, 2026. Who runs LumoWatt.
