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Best Solar Installers in La Puente, CA (2026)

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

The short answer

  1. 1

    Best overall in La Puente: Mr. Solar Clean, CR Score 63/100; 5.0★ from 369 Google reviews; open 24/7.

  2. 3

    Best for emergencies (open 24/7): Solar Express Cleaning, posts 24/7 hours; ranked #3 of 638.

  3. 4

    Most-reviewed: EnergyAid, 1,353 Google reviews at 4.7★, the most of 638 ranked; ranked #4.

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

638 La Puente solar installers are ranked here by CR Score, from ten published factors. 77 are open 24/7, 358 open Saturdays and 227 open Sundays, based on posted hours. The median Google rating is 5.0★ across 638 rated businesses.

Top 10 solar installers in La Puente at a glance

Top 10 solar installers in La Puente at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Mr. Solar Clean635.0★ (369)Carson, 21 mi away24/7Overall
2Semper Solaris624.7★ (515)Santa Fe Springs, 9 mi awaySat · Sun · Evenings—
3Solar Express Cleaning625.0★ (308)Chino Hills, 25 mi away24/7Emergencies
4EnergyAid624.7★ (1,353)Santa Ana, 21 mi away24/7Most reviews
5SoCal Solar Panel Cleaning Company625.0★ (246)La Verne, 13 mi awaySat · Sun · Evenings—
6Sunrun Solar614.8★ (262)Santa Fe Springs, 8 mi awaySat · Sun—
7BestSolarCleaning, LLC615.0★ (81)Hacienda Heights, 2 mi awaySat · Sun · Evenings—
8EnergyAid594.8★ (534)San Bernardino, 38 mi away24/7—
9King David's Solar Panel Cleaning594.9★ (56)Bellflower, 5 mi awaySat · Sun · Evenings—
10Guru Solar Cleaning LLC595.0★ (132)Long Beach, 20 mi awaySat · Sun—

The 638 best solar installers in La Puente, ranked

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

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Ranked #1 in La Puente

    Based in Carson, 21 mi away

    63/100CR Score

    Ranked #1 because of its Google rating and trade focus: 5.0★ from 369 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 369 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1714 E Balard St, Carson, CA 90745
  2. Based in Santa Fe Springs, 9 mi away

    62/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.7★ from 515 Google reviews, listed on Google as “Solar energy company”.

    • 4.7★ from 515 Google reviews
    Hours
    Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
    Address
    10713 Norwalk Blvd, Santa Fe Springs, CA 90670
  3. Based in Santa Ana, 21 mi away

    62/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.7★ from 1,353 Google reviews, listed on Google as “Solar energy company”.

    • 4.7★ from 1,353 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1669 E Wilshire Ave STE 606, Santa Ana, CA 92705
  4. Based in Santa Fe Springs, 8 mi away

    61/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.8★ from 262 Google reviews, listed on Google as “Solar energy company”.

    • 4.8★ from 262 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    12830 Romandel Ave, Santa Fe Springs, CA 90670
  5. Based in Hacienda Heights, 2 mi away

    61/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “Solar energy system service”.

    • 5.0★ from 81 Google reviews
    Hours
    Mon–Sat 7 AM–8 PM · Sun 7 AM–5 PM
    Address
    17009 Pepper Brook Way, Hacienda Heights, CA 91745
  6. Based in San Bernardino, 38 mi away

    59/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 534 Google reviews, listed on Google as “Solar energy system service”.

    • 4.8★ from 534 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2211 S Hunts Ln ste p, San Bernardino, CA 92408
  7. Based in Long Beach, 20 mi away

    59/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 132 Google reviews, listed on Google as “Solar panel maintenance service”.

    • 5.0★ from 132 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun 8 AM–2 PM
    Address
    767 Euclid Ave, Long Beach, CA 90804
  8. Based in Walnut, 3 mi away

    59/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.6★ from 161 Google reviews, listed on Google as “Solar energy company”.

    • 4.6★ from 161 Google reviews
    Hours
    Mon–Fri 9 AM–10:30 PM · Sat 10 AM–10:30 PM · Sun closed
    Address
    806 Nogales St, Walnut, CA 91789
  9. Based in Downey, 11 mi away

    58/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 45 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    8050 Florence Ave, Downey, CA 90241
  10. Based in Santa Ana, 21 mi away

    58/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.7★ from 156 Google reviews, listed on Google as “Solar energy company”.

    • 4.7★ from 156 Google reviews
    Hours
    Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
    Address
    1701 E Edinger Ave Suite H1, Santa Ana, CA 92705
  11. Based in Walnut, 7 mi away

    58/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 196 Google reviews, listed on Google as “Solar energy company”.

    • 4.9★ from 196 Google reviews
    Hours
    Mon–Thu 8:30 AM–5 PM · Fri 8:30 AM–4:30 PM · Sat–Sun closed
    Address
    4120 Valley Blvd, Walnut, CA 91789
  12. Based in Anaheim, 26 mi away

    58/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 110 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 110 Google reviews
    Hours
    Mon–Sun 8 AM–10 PM
  13. Based in Irvine, 24 mi away

    58/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 43 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2211 Michelson Dr Suite 900, Irvine, CA 92612
  14. Based in Westminster, 17 mi away

    58/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 59 Google reviews, listed on Google as “Solar energy company”.

    • 4.9★ from 59 Google reviews
    Hours
    Mon–Fri 5 AM–8 PM · Sat–Sun 7 AM–5 PM
    Address
    7256 Garden Grove Blvd, Westminster, CA 92683

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

solar installers in La Puente, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Premier Home Solutions - Solar Energy Sales, Installation, & Savings584.8★ (96)9 mi
27Donavas575.0★ (7)3 mi
28Solar Optimum Glendale574.7★ (348)23 mi
29Solar panel maintenance, Solar diagnostic, solar repair and cleaning, bird proofing575.0★ (79)35 mi
30Sun Studios575.0★ (77)24 mi
31Solar G575.0★ (128)20 mi
32SoCal Green Homes575.0★ (21)18 mi
33Powerfull Solar, Inc575.0★ (66)23 mi
34Energy Time Solar574.9★ (45)17 mi
35ProSolar California575.0★ (31)25 mi
36SunSolar U.S.575.0★ (62)24 mi
37Sunrun Solar574.6★ (231)30 mi
38Voltaic Construction, LLC574.9★ (132)9 mi
39Solar Dust Busters | Solar Cleaning Company | Solar Cleaning Service in Los Angeles County575.0★ (12)14 mi
40NFG Solar Panel Cleaning Company LLC575.0★ (19)10 mi
41Optima Energy Inc.574.6★ (14)13 mi
42Sunlux574.7★ (559)22 mi
43Big Wave Window564.8★ (357)13 mi
44Smart Solar Panel Cleaning Los Angeles565.0★ (27)26 mi
45Haven Energy564.7★ (158)30 mi
46NexGen Solar564.9★ (47)12 mi
47Precise Air Systems Inc.564.9★ (434)21 mi
48SunGuide Solar Inc565.0★ (33)10 mi
49Sunrun Solar564.2★ (334)26 mi
50OC Solar564.8★ (326)26 mi

Also serving La Puente

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 La Puente
BusinessGoogle ratingDistance
ACOSolar Inc5.0★ (2)7 mi
AEP Services LLCIn La Puente
B K Window Cleaning5.0★ (2)14 mi
Best Solar Company Rowland Heights5.0★ (2)5 mi
Better Power Project5.0★ (2)8 mi
Bright Spot Solar5.0★ (2)4 mi
Built Services, Inc.5.0★ (2)14 mi
Burning Daylight Solar5.0★ (2)3 mi
California Solar Energy & Green Group5.0★ (2)9 mi
Chronicle Electric Inc.3.0★ (2)13 mi
Coast Electric Company4.6★ (29)In La Puente
Duncan Solar5.0★ (2)8 mi
Empower Service Partners5.0★ (2)14 mi
Eversun Solar Engineering LLC5.0★ (2)12 mi
Led & Solar MartIn La Puente
Lux Smart Energy5.0★ (2)6 mi
New Era Energy Electric5.0★ (2)14 mi
Solariant, Inc.5.0★ (2)11 mi
SolarPanel RoofNSave Buena5.0★ (2)10 mi
sunshine Pacific group America Inc3.0★ (2)7 mi

How much do solar installers cost in La Puente?

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 La Puente?
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 La Puente solar installers

We scored 638 La Puente 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 La Puente 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 La Puente: frequently asked questions

Who is the best solar installer in La Puente?

By CR Score, the highest-ranked solar installer in La Puente, CA is Mr. Solar Clean with a CR Score of 63/100. It has 5.0★ from 369 Google reviews. It is open 24/7. Semper Solaris (#2) and Solar Express Cleaning (#3) follow. We ranked 638 solar installers on ten factors, last updated October 22, 2026.

How many solar installers are there in La Puente?

ContractorsRanked ranks 638 solar installers serving La Puente, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which solar installers in La Puente are open 24/7?

77 ranked solar installers in La Puente post 24/7 hours. The highest-ranked are Mr. Solar Clean (#1), Solar Express Cleaning (#3) and EnergyAid (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which solar installers in La Puente work on weekends?

358 of 638 ranked solar installers post Saturday hours and 227 post Sunday hours. The highest-ranked open Saturdays are Mr. Solar Clean (#1), Semper Solaris (#2) and Solar Express Cleaning (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does solar panel installation cost in La Puente?

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 La Puente solar installers have?

The median Google rating among 638 rated solar installers in La Puente is 5.0★, with a median of 14 reviews. EnergyAid has the most, 1,353 reviews, and ranks #4. 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 La Puente count in this ranking?

Yes, if they are within 40 mi of the La Puente 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 La Puente

  1. October 2026: CR Scores recalculated for 638 solar installers serving La Puente.
  2. October 2026: 7 duplicate listings merged.

More solar installers and La Puente pages

Other trades in La Puente