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Solar Companies in Delaware

Bywatts lists 13 solar companies in Delaware.

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View Delaware on the map

Top cities: Wilmington (9) · Dover (6) · Lewes (4) · Newark (1) · New Castle (1) · Middletown (1)

Companies by category
Delaware solar companies by categoryGeneration Systems15Manufacturers9Energy Consultants6Design & Engineering6Microgrid Developers5Installers & Field Serv…Installers & Field Services5Energy Storage System P…Energy Storage System Providers5DC Microgrids5

How much hail and wind Delaware solar sees

If your company owns or insures solar in Delaware, coastal flooding is the weather peril most likely to damage the panels, and Sussex County carries the highest exposure of the 3 rated counties.

See how much hail your panels can take across Delaware counties

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

All 13 companies in Delaware

CompanyCityWebsite
FordjeNewarkVisit site
Greenberg Traurig, LLP·Visit site
Wattmonk TechnologiesLewesVisit site
WestrafoWilmingtonVisit site
World4SolarClaytonVisit site
Admiral EnergyDoverVisit site
CV InternationalWilmingtonVisit site
DuPontWilmingtonVisit site
Energy Design WorksDelawareVisit site
FrigateDoverVisit site
Junia Holdings IncMiddletownVisit site
SmartHelio — Predictive Solar SoftwareLewesVisit site
GPRSWilmingtonVisit site

Delaware at a glance

Delaware has 22 operating power plants (3.4 GW, led by Natural Gas), 13 named substations, 2 data centers, 37 solar installers and 13 solar companies on Bywatts; retail electricity sales were 11.6 TWh in 2025 (EIA), up 0.7% over ten years.