Solar installers in Sonoma County
330 companies have installed solar on 8,503 homes here since 2023. Covers Santa Rosa, Petaluma, Rohnert Park, Windsor, Healdsburg, Sonoma and nearby towns.
| Installer | Homes since 2023 | Median price in state |
|---|---|---|
| SunrunBased in San Francisco, CA · (805) 242-7255 | 1,967 | $3.60/W$0.47 below median |
| Northern Pacific PowerBased in Santa Rosa, CA · (707) 528-7652 | 691 | $3.89/W$0.18 below median |
| Bright OpsBased in Worcester, MA · (888) 997-4469 | 377 | $5.26/W$1.19 above median |
| SunPowerBased in Richmond, CA · (908) 216-1280 | 359 | $4.25/W$0.18 above median |
| TeslaBased in Fremont, CA · (702) 680-6683 | 325 | $2.73/W$1.34 below median |
| J J ElectricBased in Sebastopol, CA · (707) 800-3884 | 286 | $3.67/W$0.40 below median |
| Rockin RoofersBased in Petaluma, CA · (707) 285-7037 | 247 | $4.00/W$0.07 below median |
| Freedom ForeverBased in Temecula, CA · (800) 885-9450 | 241 | $4.91/W$0.84 above median |
| Better EarthBased in Cerritos, CA · (888) 373-9379 | 216 | $5.00/W$0.93 above median |
| Michael And Sun SolarBased in Graton, CA · (707) 657-9068 | 177 | $3.76/W$0.31 below median |
| First Response SolarBased in Sebastopol, CA · (707) 861-0388 | 160 | $3.59/W$0.48 below median |
| Suntegrity SolarBased in Santa Rosa, CA · (707) 623-1464 | 155 | $3.96/W$0.11 below median |
| Citadel Roofing And SolarBased in Vacaville, CA · (707) 446-5500 | 142 | $2.78/W$1.29 below median |
| Taylor Energy SystemsBased in Sebastopol, CA · (707) 494-6008 | 125 | $3.99/W$0.08 below median |
| CSS ConstructionBased in Lebanon, TN · (949) 789-7990 | 124 | $3.03/W$1.04 below median |
| Solarcraft ServicesBased in Novato, CA · (415) 985-7510 | 115 | $4.20/W$0.13 above median |
| Synergy SolarBased in Sebastopol, CA · (707) 484-2466 | 105 | $3.72/W$0.35 below median |
| Solar WorksBased in Sebastopol, CA · (707) 829-8282 | 96 | $3.85/W$0.22 below median |
| Solara Home EnergyBased in Rocklin, CA · (916) 259-4034 | 96 | $3.75/W$0.32 below median |
| Summit ElectricBased in Santa Rosa, CA · (707) 396-5909 | 96 | $3.65/W$0.42 below median |
| PowurBased in Del Mar, CA · (480) 626-7056 | 91 | $4.33/W$0.26 above median |
| MD Electric SolarBased in Gualala, CA · (707) 684-0064 | 86 | $4.00/W$0.07 below median |
| Sunrise SolarBased in Forestville, CA · (707) 584-6807 | 82 | $3.78/W$0.29 below median |
| Semper SolarisBased in El Cajon, CA · (619) 715-4054 | 81 | $4.45/W$0.38 above median |
| Pure Power SolutionsBased in Healdsburg, CA · (707) 433-6556 | 74 | $2.01/W$2.06 below median |
| Sun Solar ElectricBased in Petaluma, CA · (707) 658-2157 | 63 | $4.38/W$0.31 above median |
| Amys ConstructionBased in Petaluma, CA · (707) 981-9801 | 58 | $4.11/W |
| Complete SolarBased in Lehi, UT · (877) 299-4943 | 58 | $4.25/W$0.18 above median |
| Vital Energy SolutionsBased in Sebastopol, CA · (707) 800-3884 | 54 | — |
| V3 ElectricBased in El Dorado Hills, CA · (844) 837-6937 | 53 | $5.68/W$1.61 above median |
| Infinity EnergyBased in Rocklin, CA · (916) 474-4723 | 41 | $4.98/W$0.91 above median |
| North ValleyBased in Sacramento, CA · (916) 550-0358 | 40 | $3.50/W$0.57 below median |
| Sun FirstBased in San Rafael, CA · (415) 458-5870 | 39 | $4.21/W$0.14 above median |
| Ambrose SolarBased in Vacaville, CA · (707) 999-8036 | 38 | $4.53/W$0.46 above median |
| High Definition SolarBased in Concord, CA · (925) 566-8282 | 37 | $5.95/W$1.88 above median |
| ESP ContractingBased in Torrance, CA · (866) 865-4559 | 35 | $4.23/W$0.16 above median |
| Greenlief EnergyBased in Petaluma, CA · (415) 342-8624 | 34 | $3.51/W$0.56 below median |
| Solar Savings DirectBased in Shingle Springs, CA · (530) 344-3237 | 34 | $3.55/W$0.52 below median |
| Sustainable Living BuildersBased in Sebastopol, CA · (707) 595-8500 | 34 | $3.65/W$0.42 below median |
| Titan SolarBased in Mesa, AZ · (855) 729-7652 | 32 | $5.28/W$1.21 above median |
Ranked by homes installed, which shows who’s active here, not who’s best. Prices are each company’s median for systems sold outright, shown when it sold at least 10. Show all 330 installers
Towns in Sonoma County: Santa Rosa, Petaluma, Rohnert Park, Windsor, Healdsburg, Sonoma, Cloverdale, Cotati, Sebastopol, Bloomfield, Bodega, Bodega Bay.
Other California counties
How much does solar cost in Sonoma County, CA?
Homes in Sonoma County that bought solar in 2023–2025 paid a median $3.86/W installed, about $23,200 for a 6 kW system before incentives.
Which solar companies install in Sonoma County, CA?
330 installers have put in home systems in Sonoma County since 2023, the busiest being Sunrun, Northern Pacific Power, Bright Ops, SunPower, Tesla.
Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.