136 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Spring Valley Lake: Option One Solar, CR Score 64/100; 4.9★ from 346 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Affordable Solar Cleaning Pros, posts 24/7 hours; ranked #2 of 136.
Most-reviewed: Burgeson's Heating, A/C, Electrical, Solar & Plumbing, 1,032 Google reviews at 4.8★, the most of 136 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
136 Spring Valley Lake solar installers are ranked here by CR Score, from ten published factors. 12 are open 24/7, 75 open Saturdays and 37 open Sundays, based on posted hours. The median Google rating is 5.0★ across 136 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Option One Solar | 64 | 4.9★ (346) | Apple Valley, 5 mi away | Sat · Sun · Evenings | Overall |
| 2 | Affordable Solar Cleaning Pros | 63 | 5.0★ (628) | Loma Linda, 29 mi away | 24/7 | Emergencies |
| 3 | EnergyAid | 62 | 4.8★ (534) | San Bernardino, 30 mi away | 24/7 | — |
| 4 | Solar Express Cleaning | 61 | 5.0★ (308) | Chino Hills, 36 mi away | 24/7 | — |
| 5 | SoCal Solar Panel Cleaning Company | 58 | 5.0★ (246) | La Verne, 39 mi away | Sat · Sun · Evenings | — |
| 6 | Socal Energy Group, Llc | 57 | 4.9★ (267) | Victorville, 5 mi away | Sat · Sun · Evenings | — |
| 7 | Nippon Energy - Solar Panel Installation in Orange County, Kern County | 57 | 4.7★ (30) | Victorville, 3 mi away | Sat | — |
| 8 | Burgeson's Heating, A/C, Electrical, Solar & Plumbing | 56 | 4.8★ (1,032) | Redlands, 30 mi away | Sat · Evenings | Most reviews |
| 9 | BC Solar Solutions | 56 | 5.0★ (32) | Fontana, 26 mi away | Sat · Sun · Evenings | — |
| 10 | Semper Solaris | 56 | 4.7★ (64) | Redlands, 30 mi away | Sat · Sun · Evenings | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 346 Google reviews, listed on Google as “Solar energy company”.
Based in Loma Linda, 29 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 628 Google reviews, listed on Google as “Solar energy system service”.
Based in San Bernardino, 30 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 534 Google reviews, listed on Google as “Solar energy system service”.
Based in Chino Hills, 36 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 308 Google reviews, listed on Google as “Solar energy company”.
Based in La Verne, 39 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 246 Google reviews, listed on Google as “Solar energy company”.
Based in Victorville, 5 mi away
Ranked #6 because of its Google rating and review volume: 4.9★ from 267 Google reviews.
Based in Victorville, 3 mi away
Ranked #7 because of its Google rating and trade focus: 4.7★ from 30 Google reviews, listed on Google as “Solar energy company”.
Based in Redlands, 30 mi away
Ranked #8 because of its Google rating and review volume: 4.8★ from 1,032 Google reviews, the most in Spring Valley Lake.
Based in Fontana, 26 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Solar energy company”.
Based in Redlands, 30 mi away
Ranked #10 because of its Google rating and trade focus: 4.7★ from 64 Google reviews, listed on Google as “Solar energy company”.
Based in Burbank, 26 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Solar energy company”.
Based in Apple Valley, 4 mi away
Ranked #12 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Solar energy system service”.
Based in Altadena, 33 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Solar energy company”.
Based in Victorville, 7 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Solar panel maintenance service”.
Based in Cathedral City, 28 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Solar energy company”.
Based in Hesperia, 3 mi away
Ranked #16 because of its Google rating and review volume: 4.9★ from 67 Google reviews.
Based in Apple Valley, 5 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Solar energy company”.
Based in Chino, 30 mi away
Ranked #18 because of its Google rating and trade focus: 4.3★ from 283 Google reviews, listed on Google as “Solar energy company”.
Based in Rancho Cucamonga, 33 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “Solar energy company”.
Based in Silver Lake, 30 mi away
Ranked #20 because of its Google rating and review volume: 4.9★ from 134 Google reviews.
Based in Riverside, 34 mi away
Ranked #21 because of its Google rating and review volume: 4.6★ from 356 Google reviews.
Based in San Bernardino, 27 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Solar energy company”.
Based in Apple Valley, 8 mi away
Ranked #23 because of its Google rating and review volume: 4.9★ from 128 Google reviews.
Based in Riverside, 38 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Solar energy company”.
Based in Riverside, 35 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Solar energy company”.
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 |
We scored 136 Spring Valley Lake 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.
| Factor | Weight | Computed from | In Spring Valley Lake data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |