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Best Solar Installers in San Rafael, CA (2026)

226 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in San Rafael: SunPower®, CR Score 63/100; 4.5★ from 1,576 Google reviews; open 7 days a week.

  2. 2

    Best for emergencies (open 24/7): Smart Solar Panel Cleaning Bay Area, posts 24/7 hours; ranked #2 of 226.

  3. 15

    Most-reviewed: Ongaro & Sons, 1,222 Google reviews at 4.9★, the most of 226 ranked after SunPower®; ranked #15.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

226 San Rafael solar installers are ranked here by CR Score, from ten published factors. 31 are open 24/7, 120 open Saturdays and 71 open Sundays, based on posted hours. The median Google rating is 5.0★ across 226 rated businesses.

Top 10 solar installers in San Rafael at a glance

Top 10 solar installers in San Rafael at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1SunPower®634.5★ (1,576)Richmond, 10 mi awaySat · Sun · EveningsOverall
2Smart Solar Panel Cleaning Bay Area615.0★ (418)Hayward, 32 mi away24/7Emergencies
3Sunrun Solar614.8★ (472)Petaluma, 21 mi awaySat · Sun—
4Ongaro & Sons604.9★ (762)San Anselmo, 2 mi away24/7—
5East Bay Solar Cleaning LLC605.0★ (104)Lafayette, 23 mi away24/7—
6Sunlight Solar Clean605.0★ (484)Santa Rosa, 35 mi awaySat · Sun · Evenings—
7Synergy Power584.9★ (205)Dublin, 10 mi away——
8Bundle, A Solar Company585.0★ (38)San Francisco, 15 mi awaySat · Sun · Evenings—
9Semper Solaris574.6★ (480)Hayward, 36 mi awaySat · Sun · Evenings—
10Ongaro & Sons574.9★ (538)Petaluma, 21 mi away24/7—

The 226 best solar installers in San Rafael, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in San Rafael

    Based in Richmond, 10 mi away

    63/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.5★ from 1,576 Google reviews, the most in San Rafael.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 1,576 Google reviews
    Hours
    Mon–Fri 5 AM–8 PM · Sat–Sun 6 AM–8 PM
    Address
    880 Harbour Way S Suite 600, Richmond, CA 94804
  2. Based in Petaluma, 21 mi away

    61/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 472 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 472 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    755 Southpoint Blvd, Petaluma, CA 94954
  3. Based in San Anselmo, 2 mi away

    60/100CR Score

    Ranked #4 because of its Google rating and review volume: 4.9★ from 762 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 762 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    11 Ross Ave, San Anselmo, CA 94960
  4. Based in Lafayette, 23 mi away

    60/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 104 Google reviews, listed on Google as “Solar panel maintenance service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 104 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    O'Conner Dr, Lafayette, CA 94549
  5. Based in Santa Rosa, 35 mi away

    60/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 484 Google reviews, listed on Google as “Solar panel maintenance service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 484 Google reviews
    Hours
    Mon–Sun 7 AM–7 PM
    Address
    1264 Clover Dr, Santa Rosa, CA 95401
  6. Based in Dublin, 10 mi away

    58/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.9★ from 205 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 205 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  7. Based in San Francisco, 15 mi away

    58/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 38 Google reviews
    Hours
    Mon–Sun 9 AM–9 PM
    Address
    44 Montgomery St, San Francisco, CA 94104
  8. Based in Hayward, 36 mi away

    57/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.6★ from 480 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 480 Google reviews
    Hours
    Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
    Address
    2505 Amaral Ct, Hayward, CA 94544
  9. Based in Petaluma, 21 mi away

    57/100CR Score

    Ranked #10 because of its Google rating and review volume: 4.9★ from 538 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 538 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    719 Southpoint Blvd, Petaluma, CA 94954
  10. Based in Concord, 26 mi away

    57/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.6★ from 135 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 135 Google reviews
    Hours
    Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
    Address
    1990 Olivera Rd Suite E, Concord, CA 94520
  11. Based in Berkeley, 14 mi away

    56/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “Solar energy system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.9★ from 45 Google reviews
    Address
    1201 Tenth St, Berkeley, CA 94706
  12. Based in Benicia, 18 mi away

    56/100CR Score

    Ranked #13 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 14 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  13. Based in Walnut Creek, 26 mi away

    56/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 51 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 8 AM–5 PM · Sun 10 AM–3 PM
    Address
    161 N Civic Dr #400, Walnut Creek, CA 94596
  14. Based in Santa Rosa, 34 mi away

    56/100CR Score

    Ranked #15 because of its Google rating and review volume: 4.9★ from 1,222 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 1,222 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    250 D St Suite 700B, Santa Rosa, CA 95404
  15. Based in Redwood Shores, 32 mi away

    56/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.7★ from 55 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 55 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  16. Based in San Francisco, 14 mi away

    56/100CR Score

    Ranked #17 because of its Google rating and trade focus: 3.8★ from 469 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.8★ from 469 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    600 California St Suite 1800, San Francisco, CA 94108
  17. Based in Santa Rosa, 35 mi away

    56/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 33 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1791 Marlow Rd #2, Santa Rosa, CA 95401
  18. Based in Hayward, 32 mi away

    55/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 126 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 126 Google reviews
    Hours
    Mon–Sat 8 AM–6 PM · Sun closed
    Address
    23785 Cabot Blvd #319, Hayward, CA 94545
  19. Based in San Anselmo, 3 mi away

    55/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 30 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1501A San Anselmo Ave, San Anselmo, CA 94960
  20. Based in Dublin, 37 mi away

    55/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 128 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 128 Google reviews
    Hours
    Mon–Sat 9 AM–6 PM · Sun closed
    Address
    11501 Dublin Blvd STE 200, Dublin, CA 94568
  21. Based in Richmond, 11 mi away

    55/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.7★ from 26 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 26 Google reviews
    Hours
    Mon–Fri 8 AM–5:30 PM · Sat 9 AM–1 PM · Sun closed
    Address
    855 Marina Bay Pkwy #280, Richmond, CA 94804
  22. Based in Berkeley, 16 mi away

    54/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 73 Google reviews, listed on Google as “Solar energy company”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 73 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1035 Folger Ave, Berkeley, CA 94710

Solar installers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 226 ranked solar installers here; the rest are on their profiles.

solar installers in San Rafael, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26SolarGuru Energy545.0★ (3)16 mi
27Solano Solar Cleaning LLC545.0★ (40)27 mi
28Sun First Solar544.4★ (31)In San Rafael
29Horne Enterprises545.0★ (6)24 mi
30Pac Solar Corporation545.0★ (68)In San Rafael
31SolarCraft544.4★ (44)7 mi
32Smart Home Security Control545.0★ (31)26 mi
33Solano Solar Cleaning LLC545.0★ (30)26 mi
34Axia by Qcells543.6★ (20)15 mi
35North Valley Solar Power534.9★ (48)32 mi
36North Bay Solar Shine535.0★ (20)21 mi
37Twinpeak Solar535.0★ (6)28 mi
38Symmetric Energy535.0★ (11)2 mi
39Simply Solar534.4★ (101)18 mi
40APS Adin Property Services534.9★ (177)11 mi
41First Response Solar535.0★ (90)34 mi
42Teodor Window Solar Cleaning534.9★ (80)18 mi
43Mirador Energy535.0★ (15)32 mi
44SolarLine SolarPanals535.0★ (3)15 mi
45Gomax Solar System inc.535.0★ (17)23 mi
46North Valley Solar Power534.8★ (25)27 mi
47Yes Solar Brokers535.0★ (8)16 mi
48InvisibleSun Energy Inc.525.0★ (5)11 mi
49High Definition Solar524.1★ (142)26 mi
50VITAL ENERGY SOLUTIONS524.9★ (84)33 mi

Also serving San Rafael

20 more solar installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked solar installers serving San Rafael
BusinessGoogle ratingDistance
Borrego (Oakland)4.0★ (2)18 mi
Castle Electrical Services5.0★ (2)24 mi
CITY SOLAR5.0★ (2)17 mi
Coastside Clean Energy5.0★ (2)25 mi
Contra Costa Sun5.0★ (2)30 mi
GHESolar Company San Francisco5.0★ (2)16 mi
Green Planet SolarIn San Rafael
GT Solar Power Concord5.0★ (2)26 mi
Jenkins Solar Systems5.0★ (2)24 mi
NationWize Solar1.5★ (2)21 mi
NC Electric & Solar Inc3.0★ (2)28 mi
Optivolt5.0★ (2)17 mi
Phils Electric Company5.0★ (2)16 mi
Reid Heating & Energy Inc4.2★ (5)In San Rafael
Solar Dealers5.0★ (2)26 mi
Solar Energy JKL5.0★ (2)7 mi
Solarium & Skylights SystemsIn San Rafael
Universe Solar Panel Oakland3.0★ (2)22 mi
West Coast Solar & Water Heater Repair5.0★ (2)25 mi
You Benefit Solar3.0★ (2)18 mi

How much do solar installers cost in San Rafael?

Typical prices in USD, adjusted for California with a published regional index. Each row names its basis and month.

How much do solar installers cost in San Rafael?
JobLowTypicalHighBasisChecked
Solar panel installation$29,770$33,680$36,640Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.08 Pacific factor (2025 Cost vs. Value Report)October 2026

How we ranked San Rafael solar installers

We scored 226 San Rafael solar installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn San Rafael data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Solar installers in San Rafael: frequently asked questions

Who is the best solar installer in San Rafael?

By CR Score, the highest-ranked solar installer in San Rafael, CA is SunPower® with a CR Score of 63/100. It has 4.5★ from 1,576 Google reviews. It is open 7 days a week. Smart Solar Panel Cleaning Bay Area (#2) and Sunrun Solar (#3) follow. We ranked 226 solar installers on ten factors, last updated October 22, 2026.

How many solar installers are there in San Rafael?

ContractorsRanked ranks 226 solar installers serving San Rafael, CA. 2 of them are based in San Rafael; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which solar installers in San Rafael are open 24/7?

31 ranked solar installers in San Rafael post 24/7 hours. The highest-ranked are Smart Solar Panel Cleaning Bay Area (#2), Ongaro & Sons (#4) and East Bay Solar Cleaning LLC (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which solar installers in San Rafael work on weekends?

120 of 226 ranked solar installers post Saturday hours and 71 post Sunday hours. The highest-ranked open Saturdays are SunPower® (#1), Smart Solar Panel Cleaning Bay Area (#2) and Sunrun Solar (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does solar panel installation cost in San Rafael?

Solar panel installation typically costs $29,770 to $36,640, with $33,680 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.08 Pacific factor (2025 Cost vs. Value Report)). The range is adjusted for California. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do San Rafael solar installers have?

The median Google rating among 226 rated solar installers in San Rafael is 5.0★, with a median of 25 reviews. SunPower® has the most, 1,576 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank solar installers?

Each solar installer gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do solar installers outside San Rafael count in this ranking?

Yes, if they are within 40 mi of the San Rafael city center, our service radius for solar installers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for San Rafael

  1. October 2026: CR Scores recalculated for 226 solar installers serving San Rafael.
  2. October 2026: 2 duplicate listings merged.

More solar installers and San Rafael pages

Other trades in San Rafael