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The 10 Best Solar Installers in San Diego (2026)
San Diego’s solar market keeps evolving, and this list highlights local companies and services based on Google reviews, updated for 2026. Our ranking uses a Bayesian approach that weights average ratings by review volume so firms with both high scores and substantial feedback rise to the top. Whether you’re considering panel cleaning, maintenance or a full system, the region’s climate and varied housing stock mean installers often have to solve site-specific challenges. Use these results as a starting point for vetting contractors and comparing quotes from firms that serve the San Diego area.
This ranking is computed from Google reviews (our method). Listings marked Partner are paid advertising spots: they sit alongside the ranking without changing its order.
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OnPoint Solar Panel Cleaning San Diego
OnPoint Solar Panel Cleaning San Diego tops our list thanks to a perfect 5.0 Google rating paired with a large review base of 373, giving it strong weight in a review‑based ranking. Listed as a Solar panel maintenance service and based in La Mesa, it stands out for having both the highest score and the highest review count among entries. That combination drives its position at number one in our 2026 update.
The full ranking
Soltech Electric
Soltech Electric is rated 5.0 on Google from 136 reviews and appears under the Solar energy company category, based in San Diego (92122). The company’s sizable review total places it near the top of local listings.
136 reviews
San Diego County Solar
San Diego County Solar carries a 5.0 rating with 97 Google reviews and is categorized as a Solar energy system service in Carlsbad. Its review count reflects notable local feedback in the North County area.
97 reviews
Incentive Solar
Incentive Solar has a 5.0 Google score from 42 reviews and is listed as a Solar energy equipment supplier in San Diego. With a moderate number of reviews, it ranks well in our Bayesian-weighted list.
42 reviews
Sungenia
Sungenia holds a 5.0 rating based on 41 Google reviews and is classified as a Solar energy company operating in San Diego. The rating and review volume contributed to its spot among the top ten.
41 reviews
SolarQuest – CSLB #992252
SolarQuest – CSLB #992252 shows a 5.0 Google rating from 40 reviews and is listed as a Solar energy system service in San Diego. Its consistent five‑star feedback helped secure its placement.
40 reviews
RV and Marine Solar
RV and Marine Solar is rated 5.0 with 34 Google reviews and appears as a Solar energy company in San Diego. The business name and category suggest a focus on vehicle and small‑system installations or related services.
34 reviews
Johnson Electric Solar
Johnson Electric Solar posts a 5.0 rating from 32 Google reviewers and is categorized as a Solar energy company in San Diego. Its review count keeps it competitive within the local market.
32 reviews
Sattler Solar Inc.
Sattler Solar Inc. holds a 5.0 Google rating with 30 reviews and is listed as a Solar energy system service in San Diego. The company’s position reflects steady positive feedback from customers.
30 reviews
Creative Energy Solutions
Creative Energy Solutions carries a 4.9 Google rating collected from 170 reviews and is categorized as a Solar energy company in San Diego. Its large number of reviews combined with a very high score makes it a prominent option on this list.
170 reviews
Frequently asked questions
How should I choose a solar installer in San Diego?
Compare installers by verified reviews, licensing, and experience with projects like yours. Ask for multiple written quotes, check contractor licenses and insurance, and request references or examples of recent local work to confirm suitability for your roof type and site.
What costs should I expect when getting solar in San Diego?
Costs depend on system size, equipment quality, roof complexity, and permitting or interconnection fees. Get detailed proposals that separate equipment, labor, permits and expected energy production so you can compare value across bids.
What should I check before hiring a solar company?
Verify the contractor’s license and insurance, review written estimates and warranties, and confirm who handles permits and utility interconnection. Also ask about timelines, payment schedule, and who will perform inspections and warranty service after installation.
How was this ranking of installers created?
This list is built from Google review data and updated for 2026 using a Bayesian-style score that weights average rating by the number of reviews. It’s a starting point for research—always follow up with due diligence before hiring.