91/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 369 Google reviews, open 24/7.
- 5.0★ from 369 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1714 E Balard St, Carson, CA 90745
Best Solar Installers in Placentia, CA (2026)
584 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Placentia: Mr. Solar Clean, CR Score 91/100; 5.0★ from 369 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Solar Express Cleaning, posts 24/7 hours; ranked #2 of 584.
- 3
Most-reviewed: EnergyAid, 1,353 Google reviews at 4.7★, the most of 584 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
584 Placentia solar installers are ranked here by CR Score, from 8 published factors. 68 are open 24/7, 331 open Saturdays and 200 open Sundays, based on posted hours. The median Google rating is 5.0★ across 584 rated businesses.
Top 10 solar installers in Placentia at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mr. Solar Clean | 91 | 5.0★ (369) | Carson, 21 mi away | 24/7 | Overall |
| 2 | Solar Express Cleaning | 90 | 5.0★ (308) | Chino Hills, 23 mi away | 24/7 | Emergencies |
| 3 | EnergyAid | 89 | 4.7★ (1,353) | Santa Ana, 10 mi away | 24/7 | Most reviews |
| 4 | Affordable Solar Cleaning Pros | 89 | 5.0★ (628) | Loma Linda, 38 mi away | 24/7 | — |
| 5 | EnergyAid | 87 | 4.8★ (534) | San Bernardino, 36 mi away | 24/7 | — |
| 6 | SoCal Solar Panel Cleaning Company | 87 | 5.0★ (246) | La Verne, 18 mi away | Sat · Sun · Evenings | — |
| 7 | Semper Solaris | 87 | 4.7★ (515) | Santa Fe Springs, 13 mi away | Sat · Sun · Evenings | — |
| 8 | Good Energy Network | 87 | 5.0★ (43) | Irvine, 14 mi away | 24/7 | — |
| 9 | CL Window Shine - Pressure Washing, & Solar Installation | 87 | 4.9★ (322) | Anaheim, 14 mi away | 24/7 | — |
| 10 | Sunrun Solar | 87 | 4.8★ (262) | Santa Fe Springs, 12 mi away | Sat · Sun | — |
The 584 best solar installers in Placentia, 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 Chino Hills, 23 mi away
90/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 308 Google reviews, open 24/7.
- 5.0★ from 308 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#3 EnergyAid
Based in Santa Ana, 10 mi away
89/100CR ScoreRanked #3 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
Based in Loma Linda, 38 mi away
89/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 628 Google reviews, open 24/7.
- 5.0★ from 628 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1924 Hardt St, Loma Linda, CA 92354
#5 EnergyAid
Based in San Bernardino, 36 mi away
87/100CR ScoreRanked #5 because of its Google rating and availability: 4.8★ from 534 Google reviews, open 24/7.
- 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
Based in La Verne, 18 mi away
87/100CR ScoreRanked #6 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 Santa Fe Springs, 13 mi away
87/100CR ScoreRanked #7 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 Irvine, 14 mi away
87/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 43 Google reviews, open 24/7.
- 5.0★ from 43 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2211 Michelson Dr Suite 900, Irvine, CA 92612
Based in Anaheim, 14 mi away
87/100CR ScoreRanked #9 because of its Google rating and availability: 4.9★ from 322 Google reviews, open 24/7.
- 4.9★ from 322 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#10 Sunrun Solar
Based in Santa Fe Springs, 12 mi away
87/100CR ScoreRanked #10 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 Redondo Beach, 28 mi away
86/100CR ScoreRanked #11 because of its Google rating and availability: 5.0★ from 90 Google reviews, open 24/7.
- 5.0★ from 90 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2612 Carnegie Ln #1, Redondo Beach, CA 90278
Based in Hacienda Heights, 9 mi away
86/100CR ScoreRanked #12 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
#13 Solar Sparkle
Based in Anaheim, 16 mi away
85/100CR ScoreRanked #13 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
Based in Long Beach, 17 mi away
85/100CR ScoreRanked #14 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
Based in Whittier, 13 mi away
85/100CR ScoreRanked #15 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
#16 Semper Solaris
Based in Santa Ana, 10 mi away
85/100CR ScoreRanked #16 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
Based in Irvine, 13 mi away
85/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 99 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 99 Google reviews
- Hours
- Mon–Sun 8:30 AM–8 PM
- Address
- 17952 Sky Park Cir Suite D, Irvine, CA 92614
#18 SunSolar U.S.
Based in Irvine, 13 mi away
84/100CR ScoreRanked #18 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–Sun 9 AM–8 PM
- Address
- 16755 Von Karman Ave Suite 200, Irvine, CA 92606
Based in Echo Park, 10 mi away
84/100CR ScoreRanked #19 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 24/7.
- 5.0★ from 12 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#20 Aikyum Solar
Based in Westminster, 10 mi away
84/100CR ScoreRanked #20 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
Based in Bellflower, 11 mi away
84/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 56 Google reviews, listed on Google as “Solar panel maintenance service”.
- 4.9★ from 56 Google reviews
- Hours
- Mon–Sat 8 AM–7 PM · Sun 10 AM–5 PM
Based in Eastvale, 17 mi away
84/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 310 Google reviews, listed on Google as “Solar panel maintenance service”.
- 5.0★ from 310 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat 7 AM–12 PM · Sun closed
Based in Lake Elsinore, 30 mi away
84/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 41 Google reviews, open 24/7.
- 5.0★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15087 Ficus St, Lake Elsinore, CA 92530
Based in Alhambra, 10 mi away
84/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Solar panel maintenance service”.
- 5.0★ from 40 Google reviews
- Hours
- Mon–Sun 7 AM–6 PM
#25 Sunrun Solar
Based in Irvine, 18 mi away
84/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 231 Google reviews, listed on Google as “Solar energy company”.
- 4.6★ from 231 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 8 Whatney, Irvine, CA 92618
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 584 ranked solar installers here; the rest are on their profiles.
Also serving Placentia
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 |
|---|---|---|
| ACOSolar Inc | 5.0★ (2) | 12 mi |
| All Covered Solar Solutions | 5.0★ (2) | 5 mi |
| Best Solar Company Rowland Heights | 5.0★ (2) | 7 mi |
| Better Power Project | 5.0★ (2) | 10 mi |
| Burning Daylight Solar | 5.0★ (2) | 9 mi |
| Chronicle Electric Inc. | 3.0★ (2) | 11 mi |
| Duncan Solar | 5.0★ (2) | 13 mi |
| Lux Smart Energy | 5.0★ (2) | 14 mi |
| Luxe Solar Cleaning | 5.0★ (2) | 9 mi |
| Mohr Power Solar Inc | In Placentia | |
| RBT Electric, Inc. | 3.0★ (2) | In Placentia |
| Shorebreak Energy | 5.0★ (2) | 9 mi |
| Solar Messenger | 5.0★ (2) | 14 mi |
| SolarGreen DirectPanel Chino Co | 5.0★ (2) | 13 mi |
| Solariant, Inc. | 5.0★ (2) | 9 mi |
| SolarPanel RoofNSave Buena | 5.0★ (2) | 8 mi |
| sunshine Pacific group America Inc | 3.0★ (2) | 5 mi |
| VietSolar.com | 3.0★ (2) | 10 mi |
| Zenith Solar Installation Garden Grove | 1.0★ (2) | 10 mi |
| ZenOut Construction Inc. | 2.0★ (2) | 14 mi |
How much do solar installers cost in Placentia?
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 Placentia solar installers
We scored 584 Placentia 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 Placentia 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 Placentia: frequently asked questions
Who is the best solar installer in Placentia?
By CR Score, the highest-ranked solar installer in Placentia, CA is Mr. Solar Clean with a CR Score of 91/100. It has 5.0★ from 369 Google reviews. It is open 24/7. Solar Express Cleaning (#2) and EnergyAid (#3) follow. We ranked 584 solar installers on 8 factors, last updated October 22, 2026.
How many solar installers are there in Placentia?
ContractorsRanked ranks 584 solar installers serving Placentia, CA. 1 of them is based in Placentia; 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 Placentia are open 24/7?
68 ranked solar installers in Placentia post 24/7 hours. The highest-ranked are Mr. Solar Clean (#1), Solar Express Cleaning (#2) and EnergyAid (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Placentia work on weekends?
331 of 584 ranked solar installers post Saturday hours and 200 post Sunday hours. The highest-ranked open Saturdays are Mr. Solar Clean (#1), Solar Express Cleaning (#2) and EnergyAid (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Placentia?
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 Placentia solar installers have?
The median Google rating among 584 rated solar installers in Placentia is 5.0★, with a median of 14 reviews. EnergyAid has the most, 1,353 reviews, and ranks #3. 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 Placentia count in this ranking?
Yes, if they are within 40 mi of the Placentia 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 Placentia
- October 2026: CR Scores recalculated for 584 solar installers serving Placentia.
- October 2026: 7 duplicate listings merged.
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