91/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 1,560 Google reviews, open 24/7.
- 5.0★ from 1,560 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2851 W Ave L #215, Lancaster, CA 93536
Best Solar Installers in Acton, CA (2026)
394 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Acton: PENNIES A/C - SOLAR & CONSTRUCTION, CR Score 91/100; 5.0★ from 1,560 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Solar panel maintenance, Solar diagnostic, solar repair and cleaning, bird proofing, posts 24/7 hours; ranked #3 of 394.
- 5
Most-reviewed: Payless Water Heaters & Plumbing, Inc., 1,762 Google reviews at 4.8★, the most of 394 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
394 Acton solar installers are ranked here by CR Score, from 8 published factors. 57 are open 24/7, 227 open Saturdays and 165 open Sundays, based on posted hours. The median Google rating is 5.0★ across 394 rated businesses.
Top 10 solar installers in Acton at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | PENNIES A/C - SOLAR & CONSTRUCTION | 91 | 5.0★ (1,560) | Lancaster, 13 mi away | 24/7 | Overall |
| 2 | PJ Solar Cleaning & Bird Proofing | 89 | 5.0★ (292) | Barstow, 9 mi away | Sat · Sun · Evenings | — |
| 3 | Solar panel maintenance, Solar diagnostic, solar repair and cleaning, bird proofing | 88 | 5.0★ (79) | Burbank, 18 mi away | 24/7 | Emergencies |
| 4 | HomeLink Solar | 85 | 4.8★ (183) | Santa Clarita, 16 mi away | Sat · Sun | — |
| 5 | Payless Water Heaters & Plumbing, Inc. | 85 | 4.8★ (1,762) | Santa Clarita, 21 mi away | 24/7 | Most reviews |
| 6 | Hybrid-Pro Cleaning Services | 85 | 5.0★ (266) | Palmdale, 10 mi away | 24/7 | — |
| 7 | SoCal Solar Panel Cleaning Company | 84 | 5.0★ (246) | La Verne, 35 mi away | Sat · Sun · Evenings | — |
| 8 | Green Integrations and Management Inc. | 84 | 5.0★ (100) | Los Angeles, 25 mi away | Sat · Sun · Evenings | — |
| 9 | Cervus Solar & Construction | 84 | 5.0★ (54) | Santa Clarita, 16 mi away | Sat · Sun · Evenings | — |
| 10 | Precise Air Systems Inc. | 83 | 4.9★ (434) | Los Angeles, 22 mi away | 24/7 | — |
The 394 best solar installers in Acton, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Barstow, 9 mi away
89/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 292 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 292 Google reviews
- Hours
- Mon–Sun 6 AM–10 PM
Based in Burbank, 18 mi away
88/100CR ScoreRanked #3 because of its Google rating and availability: 5.0★ from 79 Google reviews, open 24/7.
- 5.0★ from 79 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Santa Clarita, 16 mi away
85/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 183 Google reviews, listed on Google as “Solar energy company”.
- 4.8★ from 183 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun 9 AM–2 PM
- Address
- 18954 Soledad Canyon Rd, Canyon Country, CA 91351
Based in Santa Clarita, 21 mi away
85/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 1,762 Google reviews, the most Google reviews on this list (1,762).
- 4.8★ from 1,762 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 27919 Smyth Dr, Santa Clarita, CA 91355
Based in Palmdale, 10 mi away
85/100CR ScoreRanked #6 because of its Google rating and availability: 5.0★ from 266 Google reviews, open 24/7.
- 5.0★ from 266 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 37602 Landon Ave, Palmdale, CA 93550
Based in La Verne, 35 mi away
84/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 246 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 246 Google reviews
- Hours
- Mon–Fri 7 AM–9 PM · Sat 7 AM–8 PM · Sun 7 AM–5 PM
- Address
- 2552 Foothill Blvd APT 322, La Verne, CA 91750
Based in Los Angeles, 25 mi away
84/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 100 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 100 Google reviews
- Hours
- Mon–Sun 7 AM–10 PM
- Address
- 3108 Glendale Blvd, Los Angeles, CA 90039
Based in Santa Clarita, 16 mi away
84/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 54 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 19443 Soledad Canyon Rd Unit 105, Santa Clarita, CA 91351
Based in Los Angeles, 22 mi away
83/100CR ScoreRanked #10 because of its Google rating and availability: 4.9★ from 434 Google reviews, open 24/7.
- 4.9★ from 434 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5467 W San Fernando Rd, Los Angeles, CA 90039
Based in Los Angeles, 33 mi away
83/100CR ScoreRanked #11 because of its Google rating and availability: 5.0★ from 27 Google reviews, open 24/7.
- 5.0★ from 27 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3616 Cardiff Ave #104, Los Angeles, CA 90034
Based in Culver City, 35 mi away
83/100CR ScoreRanked #12 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
- 5.0★ from 31 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5701 Buckingham Pkwy Ste F, Culver City, CA 90230
#13 Semper Solaris
Based in Santa Fe Springs, 38 mi away
83/100CR ScoreRanked #13 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
Based in Simi Valley, 36 mi away
83/100CR ScoreRanked #14 because of its Google rating and availability: 4.9★ from 250 Google reviews, open 24/7.
- 4.9★ from 250 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 650 Cochran St STE 8, Simi Valley, CA 93065
Based in Palmdale, 13 mi away
83/100CR ScoreRanked #15 because of its Google rating and availability: 4.1★ from 9 Google reviews, open 24/7.
- 4.1★ from 9 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 42335 50th St W, Palmdale, CA 93551
#16 Sun Studios
Based in Beverly Hills, 30 mi away
83/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 77 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 77 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 8383 Wilshire Blvd, Beverly Hills, CA 90211
#17 Sunrun Solar
Based in Santa Fe Springs, 37 mi away
82/100CR ScoreRanked #17 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
Based in Lancaster, 13 mi away
82/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 20 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 1105 W Avenue M unit d, Lancaster, CA 93534
#19 Big Wave Window
Based in Pasadena, 23 mi away
82/100CR ScoreRanked #19 because of its Google rating and availability: 4.8★ from 357 Google reviews, open 24/7.
- 4.8★ from 357 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 41 S Chester Ave Suite A2, Pasadena, CA 91106
Based in Altadena, 35 mi away
82/100CR ScoreRanked #20 because of its Google rating and availability: 5.0★ from 21 Google reviews, open 24/7.
- 5.0★ from 21 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Los Angeles, 31 mi away
82/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 66 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 5316 Venice Blvd., Los Angeles, CA 90019
Based in Palmdale, 10 mi away
82/100CR ScoreRanked #22 because of its Google rating and availability: 4.8★ from 148 Google reviews, open 7 days a week.
- 4.8★ from 148 Google reviews
- Hours
- Mon–Sun 9 AM–9 PM
- Address
- 39626 10th St W g, Palmdale, CA 93551
#23 Sunrun Solar
Based in Palmdale, 9 mi away
82/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.2★ from 161 Google reviews, listed on Google as “Solar energy company”.
- 4.2★ from 161 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 38940 Trade Center Dr, Palmdale, CA 93551
#24 Real Pwr
Based in Woodland Hills, 31 mi away
82/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 62 Google reviews
- Hours
- Mon–Fri 8 AM–7 PM · Sat–Sun 8 AM–4 PM
- Address
- 21550 Oxnard St 3rd floor #9, Woodland Hills, CA 91367
Based in Whittier, 35 mi away
82/100CR ScoreRanked #25 because of its Google rating and availability: 4.9★ from 148 Google reviews, open 24/7.
- 4.9★ from 148 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11721 Whittier Blvd, Whittier, CA 90601
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 394 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | California Energy Builders | 82 | 5.0★ (19) | 15 mi |
| 27 | BestSolarCleaning, LLC | 82 | 5.0★ (81) | 36 mi |
| 28 | Vibe Solar | 82 | 5.0★ (487) | 14 mi |
| 29 | SolarBrothers | 82 | 5.0★ (13) | 12 mi |
| 30 | DJ Exterior Services | 82 | 5.0★ (241) | 11 mi |
| 31 | Citadel Roofing & Solar | 81 | 4.9★ (24) | 18 mi |
| 32 | Solar Optimum Glendale | 81 | 4.7★ (348) | 22 mi |
| 33 | EverGreen Roofing and Solar | 81 | 4.9★ (66) | 29 mi |
| 34 | Solar G | 81 | 5.0★ (128) | 22 mi |
| 35 | Atlas Inc. | 81 | 5.0★ (15) | 36 mi |
| 36 | CPG Solar | 81 | 5.0★ (4) | 21 mi |
| 37 | Haven Energy | 81 | 4.7★ (158) | 33 mi |
| 38 | Shine Solar Cleaners | 81 | 5.0★ (26) | 24 mi |
| 39 | Energy Time Solar | 81 | 4.9★ (45) | 29 mi |
| 40 | American Array Solar and Roofing | 81 | 4.9★ (42) | 28 mi |
| 41 | United Plumbing Heating Air & Electric | 81 | 4.8★ (272) | 27 mi |
| 42 | Solar Connection Construction | 81 | 5.0★ (20) | 21 mi |
| 43 | NRG Clean Power | 81 | 4.5★ (250) | 30 mi |
| 44 | Green 360 Solutions | 81 | 4.7★ (57) | 27 mi |
| 45 | AWS Solar | 81 | 4.9★ (89) | 20 mi |
| 46 | Sun4good | 80 | 5.0★ (8) | 33 mi |
| 47 | King David's Solar Panel Cleaning | 80 | 4.9★ (56) | 35 mi |
| 48 | Alex Sells Solar - Solar and Battery Brokers LLC | 80 | 5.0★ (20) | 24 mi |
| 49 | Solar with Roció | 80 | 5.0★ (45) | 36 mi |
| 50 | Paz Window Cleaning LLC | 80 | 5.0★ (133) | 32 mi |
Also serving Acton
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.
| Business | Google rating | Distance |
|---|---|---|
| Choice Energy Consultants | 5.0★ (2) | 27 mi |
| Cis Roofing Waterproofing Solar | 5.0★ (2) | 18 mi |
| Discount Solar USA | 5.0★ (2) | 23 mi |
| GHESolar Company | 5.0★ (2) | 28 mi |
| Inception Home and Remodeling | 3.0★ (2) | 26 mi |
| Jeremy's Electric / Solar for Less | 5.0★ (2) | 16 mi |
| Mario Fard. Solar Consultant | 5.0★ (2) | 25 mi |
| Mexellence Solar Panel Cleaning | 5.0★ (2) | 14 mi |
| O.R. Nikken Electric | 5.0★ (2) | 29 mi |
| RenuLogix | 5.0★ (2) | 23 mi |
| SKR Solar | In Acton | |
| SOLAR DRIPP - PANEL WASH/ BIRD NET/ TECH SERVICE | 5.0★ (2) | 17 mi |
| Solar Plus | 4.5★ (2) | 23 mi |
| Solar Scrubbers | 5.0★ (2) | 20 mi |
| Solar Store California | 3.0★ (2) | 28 mi |
| solar tronics | 3.0★ (2) | 20 mi |
| Star Power Solutions | 5.0★ (2) | 28 mi |
| Sundam Solar - Industrial Solar Panel & Solar Energy Equipment Installation | 3.0★ (2) | 27 mi |
| SunSpark Energy | 5.0★ (2) | 24 mi |
| Tesla Solar | 3.0★ (2) | 22 mi |
How much do solar installers cost in Acton?
Typical prices in USD, adjusted for California with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $29,770 | $33,680 | $36,640 | 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) | October 2026 |
How we ranked Acton solar installers
We scored 394 Acton solar installers on 8 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. Unknown factors are left out of the score, 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.
| Factor | Weight | Computed from | In Acton data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Solar installers in Acton: frequently asked questions
Who is the best solar installer in Acton?
By CR Score, the highest-ranked solar installer in Acton, CA is PENNIES A/C - SOLAR & CONSTRUCTION with a CR Score of 91/100. It has 5.0★ from 1,560 Google reviews. It is open 24/7. PJ Solar Cleaning & Bird Proofing (#2) and Solar panel maintenance, Solar diagnostic, solar repair and cleaning, bird proofing (#3) follow. We ranked 394 solar installers on 8 factors, last updated October 22, 2026.
How many solar installers are there in Acton?
ContractorsRanked ranks 394 solar installers serving Acton, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which solar installers in Acton are open 24/7?
57 ranked solar installers in Acton post 24/7 hours. The highest-ranked are PENNIES A/C - SOLAR & CONSTRUCTION (#1), Solar panel maintenance, Solar diagnostic, solar repair and cleaning, bird proofing (#3) and Payless Water Heaters & Plumbing, Inc. (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Acton work on weekends?
227 of 394 ranked solar installers post Saturday hours and 165 post Sunday hours. The highest-ranked open Saturdays are PENNIES A/C - SOLAR & CONSTRUCTION (#1), PJ Solar Cleaning & Bird Proofing (#2) and Solar panel maintenance, Solar diagnostic, solar repair and cleaning, bird proofing (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Acton?
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 Acton solar installers have?
The median Google rating among 394 rated solar installers in Acton is 5.0★, with a median of 14 reviews. Payless Water Heaters & Plumbing, Inc. has the most, 1,762 reviews, and ranks #5. 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do solar installers outside Acton count in this ranking?
Yes, if they are within 40 mi of the Acton 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 Acton
- October 2026: CR Scores recalculated for 394 solar installers serving Acton.
- October 2026: 3 duplicate listings merged.
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