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Best Solar Installers in Pleasanton, CA (2026)

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

The short answer

  1. 1

    Best overall in Pleasanton: Smart Solar Panel Cleaning Bay Area, CR Score 64/100; 5.0★ from 418 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): EnergyAid, posts 24/7 hours; ranked #2 of 308.

  3. 7

    Most-reviewed: SunPower®, 1,576 Google reviews at 4.5★, the most of 308 ranked; ranked #7.

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

308 Pleasanton solar installers are ranked here by CR Score, from ten published factors. 31 are open 24/7, 159 open Saturdays and 85 open Sundays, based on posted hours. The median Google rating is 4.9★ across 308 rated businesses.

Top 10 solar installers in Pleasanton at a glance

Top 10 solar installers in Pleasanton at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Smart Solar Panel Cleaning Bay Area645.0★ (418)Hayward, 13 mi away24/7Overall
2EnergyAid634.8★ (842)Fremont, 11 mi away24/7Emergencies
3Semper Solaris614.6★ (480)Hayward, 11 mi awaySat · Sun · Evenings—
4East Bay Solar Cleaning LLC605.0★ (104)Lafayette, 20 mi away24/7—
5Solar Bill Review605.0★ (128)Dublin, 5 mi awaySat—
6American Array Solar and Roofing604.5★ (172)Livermore, 6 mi awaySat · Sun · Evenings—
7SunPower®594.5★ (1,576)Richmond, 32 mi awaySat · Sun · EveningsMost reviews
8TN Electrical and Solar Services595.0★ (107)San Jose, 19 mi awaySat · Sun—
9Sunrun Solar584.4★ (281)Milpitas, 15 mi awaySat · Sun—
10Solar Pro Energy Systems584.7★ (55)Redwood Shores, 17 mi away24/7—

The 308 best solar installers in Pleasanton, ranked

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

  1. Based in Fremont, 11 mi away

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 842 Google reviews, listed on Google as “Solar energy company”.

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

    • 4.8★ from 842 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3300 Seldon Ct #11, Fremont, CA 94539
  2. Based in Hayward, 11 mi away

    61/100CR Score

    Ranked #3 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
  3. Based in Lafayette, 20 mi away

    60/100CR Score

    Ranked #4 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
  4. Based in Dublin, 5 mi away

    60/100CR Score

    Ranked #5 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
  5. Based in Richmond, 32 mi away

    59/100CR Score

    Ranked #7 because of its Google rating and review volume: 4.5★ from 1,576 Google reviews, the most in Pleasanton.

    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
  6. Based in San Jose, 19 mi away

    59/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Solar energy system service”.

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

    • 5.0★ from 107 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–4 PM · Sun 9 AM–2 PM
    Address
    1150 Murphy Ave #240, San Jose, CA 95131
  7. Based in Milpitas, 15 mi away

    58/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.4★ from 281 Google reviews, listed on Google as “Solar energy company”.

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

    • 4.4★ from 281 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    1181 Cadillac Ct, Milpitas, CA 95035
  8. Based in Redwood Shores, 17 mi away

    58/100CR Score

    Ranked #10 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
  9. Based in Fremont, 9 mi away

    58/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Solar energy company”.

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

    • 5.0★ from 63 Google reviews
    Address
    2140 Peralta Blvd, Fremont, CA 94536
  10. Based in Fremont, 15 mi away

    58/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Solar energy system service”.

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

    • 5.0★ from 54 Google reviews
    Hours
    Mon–Sun 6 AM–6 PM
  11. Based in Hayward, 14 mi away

    58/100CR Score

    Ranked #13 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
  12. Based in Antioch, 36 mi away

    58/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 268 Google reviews, listed on Google as “Solar energy company”.

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

    • 4.9★ from 268 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
  13. Based in Pleasanton

    58/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.0★ from 115 Google reviews, listed on Google as “Solar energy company”.

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

    • 4.0★ from 115 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    5674 Stoneridge Mall Rd, Pleasanton, CA 94588
  14. Based in Livermore, 9 mi away

    58/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 83 Google reviews, listed on Google as “Solar energy company”.

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

    • 4.9★ from 83 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 8 AM–12 PM · Sun closed
    Address
    2364 Research Dr, Livermore, CA 94550
  15. Based in Brentwood, 21 mi away

    57/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 70 Google reviews, listed on Google as “Solar energy company”.

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

    • 4.9★ from 70 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    9010 Brentwood Blvd STE F, Brentwood, CA 94513
  16. Based in Walnut Creek, 20 mi away

    57/100CR Score

    Ranked #18 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
  17. Based in Concord, 25 mi away

    57/100CR Score

    Ranked #19 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
  18. Based in Oakley, 26 mi away

    56/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 118 Google reviews, listed on Google as “Solar energy company”.

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

    • 5.0★ from 118 Google reviews
    Hours
    Mon–Sat 7 AM–5 PM · Sun closed
    Address
    640 Allagash Ct, Oakley, CA 94561
  19. Based in Campbell, 21 mi away

    56/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 205 Google reviews, listed on Google as “Solar energy company”.

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

    • 5.0★ from 205 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
  20. Based in Campbell, 27 mi away

    56/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Solar energy company”.

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

    • 5.0★ from 28 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    131B Lost Lake Ln, Campbell, CA 95008
  21. Based in Dublin, 5 mi away

    56/100CR Score

    Ranked #24 because of its Google rating and review volume: 5.0★ from 80 Google reviews.

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

    • 5.0★ from 80 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6990 Brighton Dr, Dublin, CA 94568

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 308 ranked solar installers here; the rest are on their profiles.

solar installers in Pleasanton, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Infinium Solar Roofing and Electric554.9★ (290)28 mi
27Sunrun Solar554.5★ (276)38 mi
28Smart Solar Panel Cleaning San Jose555.0★ (11)20 mi
29Enact Solar555.0★ (11)In Pleasanton
30Pure Power Innovations555.0★ (4)In Pleasanton
31Highlight Solar554.8★ (59)20 mi
32Sunlight Electri-Cal Solutions555.0★ (33)4 mi
33Bright World554.6★ (29)19 mi
34Semper Solaris554.9★ (542)39 mi
35Bundle, A Solar Company555.0★ (38)30 mi
36Premier Solar Service & Solar Panel Cleaning Tracy555.0★ (19)31 mi
37Sky Power Solar554.4★ (14)10 mi
38Smart Home Security Control545.0★ (31)19 mi
39North Valley Solar Power544.9★ (7)In Pleasanton
40Synergy Power544.9★ (205)32 mi
41North Valley Solar Power544.9★ (15)10 mi
42Newhaus Roofing & Construction544.9★ (148)22 mi
43Freedom Forever544.2★ (153)9 mi
44Solar Harmonics545.0★ (68)21 mi
45Solar Technologies544.5★ (62)10 mi
46Save a Lot Solar544.9★ (45)28 mi
47Sierra Roofing and Solar544.8★ (136)4 mi
48Enphase Energy, Inc.544.2★ (227)14 mi
49SunWork Renewable Energy Projects545.0★ (20)16 mi
50Nabu Energy - Solar PV and Energy Storage battery Installation Company.544.8★ (41)12 mi

Also serving Pleasanton

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 Pleasanton
BusinessGoogle ratingDistance
Centinela Solar Energy5.0★ (1)In Pleasanton
Contra Costa Sun5.0★ (2)18 mi
CPS North AmericaIn Pleasanton
Eagle Shield3.0★ (2)13 mi
Estrada Exterior Cleaning Corp5.0★ (2)10 mi
First Edison1.0★ (1)In Pleasanton
GHESolar Company Fremont5.0★ (2)8 mi
Hanwha Q CELLS Applied Innovations Lab3.0★ (2)19 mi
Integrity Roofing Systems5.0★ (46)In Pleasanton
Photovoltaics California (PVCA)5.0★ (1)In Pleasanton
Solar Bar Install4.0★ (2)17 mi
Solar Customized SJ Solutions5.0★ (2)20 mi
Solar San Jose5.0★ (2)20 mi
Solar Sense PV, Inc.1.0★ (2)In Pleasanton
SolarPanal EranNSave Danville5.0★ (2)10 mi
Spartan Home Services5.0★ (2)12 mi
Triad Power Solutions5.0★ (2)5 mi
Universe Solar Panel Oakland3.0★ (2)20 mi
Vonnegut Electric & Solar5.0★ (2)8 mi
West Coast Solar & Water Heater Repair5.0★ (2)18 mi

How much do solar installers cost in Pleasanton?

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 Pleasanton?
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 Pleasanton solar installers

We scored 308 Pleasanton 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 Pleasanton 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 Pleasanton: frequently asked questions

Who is the best solar installer in Pleasanton?

By CR Score, the highest-ranked solar installer in Pleasanton, CA is Smart Solar Panel Cleaning Bay Area with a CR Score of 64/100. It has 5.0★ from 418 Google reviews. It is open 24/7. EnergyAid (#2) and Semper Solaris (#3) follow. We ranked 308 solar installers on ten factors, last updated October 22, 2026.

How many solar installers are there in Pleasanton?

ContractorsRanked ranks 308 solar installers serving Pleasanton, CA. 4 of them are based in Pleasanton; 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 Pleasanton are open 24/7?

31 ranked solar installers in Pleasanton post 24/7 hours. The highest-ranked are Smart Solar Panel Cleaning Bay Area (#1), EnergyAid (#2) and East Bay Solar Cleaning LLC (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which solar installers in Pleasanton work on weekends?

159 of 308 ranked solar installers post Saturday hours and 85 post Sunday hours. The highest-ranked open Saturdays are Smart Solar Panel Cleaning Bay Area (#1), EnergyAid (#2) and Semper Solaris (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does solar panel installation cost in Pleasanton?

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 Pleasanton solar installers have?

The median Google rating among 308 rated solar installers in Pleasanton is 4.9★, with a median of 19 reviews. SunPower® has the most, 1,576 reviews, and ranks #7. 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 Pleasanton count in this ranking?

Yes, if they are within 40 mi of the Pleasanton 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 Pleasanton

  1. October 2026: CR Scores recalculated for 308 solar installers serving Pleasanton.
  2. October 2026: 1 duplicate listing merged.

More solar installers and Pleasanton pages

Other trades in Pleasanton