Bywatts

Solar Companies in Connecticut

Bywatts lists 28 solar companies in Connecticut.

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View Connecticut on the map

Top cities: Hartford (5) · West Hartford (3) · Stamford (3) · Norwalk (3) · Shelton (2) · Plainville (2)

Companies by category
Connecticut solar companies by categoryGeneration Systems23Design & Engineering20Operations & Maintenance17Manufacturers17Energy Consultants16EPC Firms (Engineering,…EPC Firms (Engineering, Procurement, Construction)16Microgrid Developers15Installers & Field Serv…Installers & Field Services15

How much hail and wind Connecticut solar sees

If your company owns or insures solar in Connecticut, hurricane is the weather peril most likely to damage the panels, and Greater Bridgeport Planning Region carries the highest exposure of the 9 rated counties.

See how much hail your panels can take across Connecticut counties

Source: FEMA National Risk Index, modeled by Bywatts. Full county ranking and methodology at the link.

All 28 companies in Connecticut

CompanyCityWebsite
GameChange SolarNorwalkVisit site
Hubbell IncorporatedSheltonVisit site
Langan Engineering & Environmental ServicesNew HavenVisit site
RESA PowerSheltonVisit site
Surety Bond Professionals, Inc.·Visit site
AmphenolWallingfordVisit site
AvangridOrangeVisit site
Cartflow S.r.l.SeymourVisit site
Connecticut Green BankHartfordVisit site
Connecticut Roundtable on Climate and JobsClintonVisit site
Davis Hill DevelopmentGreenwichVisit site
Detach Reset Solar·Visit site
EcoSmart Home ServicesEast BerlinVisit site
Emeren GroupNorwalkVisit site
Inclusive Prosperity CapitalHartfordVisit site
Midsun Group, Inc.SouthingtonVisit site
Partner Engineering & Science, Inc.Rocky HillVisit site
PDS Engineering & ConstructionBloomfieldVisit site
Seaboard Solar Operations, LLCNew MilfordVisit site
SKYRE, Inc.East HartfordVisit site
Smart Roofs EnergyMonroeVisit site
Solidification Products InternationalNorthfordVisit site
Solomon EnergyBridgeportVisit site
Sparc Fire Protection Engineering, LLC·Visit site
Steven Winter AssociatesNorwalkVisit site
Sunbelt SolomonMiddletownVisit site
United RentalsStamfordVisit site
GPRSBridgeportVisit site

Connecticut at a glance

Connecticut has 68 operating power plants (9.3 GW, led by Natural Gas), 132 named substations, no data centers, 126 solar installers and 28 solar companies on Bywatts; retail electricity sales were 27.6 TWh in 2025 (EIA), down 6.5% over ten years.