29 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in San Luis Obispo: Sunrun Solar, CR Score 63/100; 4.6★ from 228 Google reviews; open 7 days a week.
Most-reviewed: Solarponics, 495 Google reviews at 4.9★, the most of 29 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
29 San Luis Obispo solar installers are ranked here by CR Score, from ten published factors. 12 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.8★ across 29 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Sunrun Solar | 63 | 4.6★ (228) | San Luis Obispo | Sat · Sun | Overall |
| 2 | Photon Brothers | 59 | 4.6★ (143) | San Luis Obispo | — | — |
| 3 | Serv Solar | 58 | 5.0★ (24) | Atascadero, 13 mi away | Sat · Sun · Evenings | — |
| 4 | Solarponics | 57 | 4.9★ (495) | Atascadero, 15 mi away | — | Most reviews |
| 5 | California Power - Renewable Energy | 56 | 5.0★ (15) | Pismo Beach, 9 mi away | Sat | — |
| 6 | Sun Solar | 54 | 4.0★ (4) | San Luis Obispo | Sat · Evenings | — |
| 7 | San Luis Solar | 54 | 5.0★ (3) | San Luis Obispo | Sat | — |
| 8 | Pacific Energy Co | 54 | 3.4★ (7) | San Luis Obispo | Sat | — |
| 9 | Pop's Soft Wash and Window Cleaning | 53 | 5.0★ (66) | Oceano, 6 mi away | Sat | — |
| 10 | Cal Paso Solar Electric | 52 | 5.0★ (7) | Paso Robles, 12 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.6★ from 228 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Luis Obispo
Ranked #2 because of its Google rating and trade focus: 4.6★ from 143 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Atascadero, 13 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Atascadero, 15 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 495 Google reviews, the most in San Luis Obispo.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pismo Beach, 9 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Luis Obispo
Ranked #6 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Luis Obispo
Ranked #7 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Luis Obispo
Ranked #8 because of its Google rating and trade focus: 3.4★ from 7 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oceano, 6 mi away
Ranked #9 because of its Google rating and review volume: 5.0★ from 66 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Paso Robles, 12 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Santa Maria, 32 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Paso Robles, 23 mi away
Ranked #12 because of its Google rating and review volume: 4.6★ from 132 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Luis Obispo
Ranked #13 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Atascadero, 14 mi away
Ranked #14 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Santa Maria, 29 mi away
Ranked #15 because of its Google rating and trade focus: 4.5★ from 34 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Paso Robles, 24 mi away
Ranked #16 because of its Google rating and trade focus: 2.8★ from 9 Google reviews, listed on Google as “Solar energy system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Grover Beach, 12 mi away
Ranked #17 because of its Google rating and review volume: 4.9★ from 59 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nipomo, 24 mi away
Ranked #18 because of its Google rating and review volume: 4.5★ from 79 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Arroyo Grande, 12 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in San Luis Obispo
Ranked #20 because of its Google rating and trade focus: 4.5★ from 16 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Paso Robles, 25 mi away
Ranked #21 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Morro Bay, 12 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 5 Google reviews, listed on Google as “Electrician”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Atascadero, 15 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Solar energy equipment supplier”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Paso Robles, 25 mi away
Ranked #24 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Solar energy equipment supplier”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Santa Maria, 28 mi away
Ranked #25 because of its Google rating and review volume: 4.6★ from 26 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #29, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Advanced Property Services Inc. | 46 | 5.0★ (20) | 25 mi |
| 27 | MAG Electric Inc. | 44 | 5.0★ (12) | 28 mi |
| 28 | Connected Energy 805 | 44 | 4.8★ (4) | 26 mi |
| 29 | E W Rice Construction | 43 | 5.0★ (9) | 35 mi |
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 |
|---|---|---|
| AEE Solar | 4.5★ (2) | In San Luis Obispo |
| Bison Energy Solutions | In San Luis Obispo | |
| Cienaga Solar, Inc. | 5.0★ (1) | 12 mi |
| Honest Solar Consultation | 5.0★ (2) | 36 mi |
| Jarrod Sells Solar | In San Luis Obispo | |
| JB's Roofing / Central Coast Skylight Solutions | 4.8★ (23) | In San Luis Obispo |
| JEBL Engineering & Construction, Inc. | In San Luis Obispo | |
| LGCY Power San Luis Obispo | 3.0★ (2) | 12 mi |
| Monarch Air Conditioning, Heating & Electrical - SLO | 4.6★ (653) | In San Luis Obispo |
| Nowhere Bound, Adventure Vehicle Customs & Solar | 5.0★ (1) | 17 mi |
| REC Solar | 5.0★ (2) | In San Luis Obispo |
| Rogee Hydronics | 4.5★ (2) | 22 mi |
| Seusaca, Inc. | 5.0★ (2) | 25 mi |
| Solar Maid SLO | 5.0★ (1) | 19 mi |
| South Swell Electrical | 5.0★ (20) | In San Luis Obispo |
| Sun-Pilot | 5.0★ (1) | 15 mi |
| SunWork Renewable Energy Projects | 5.0★ (2) | In San Luis Obispo |
| Valor EVT | 3.0★ (2) | 12 mi |
| Vintage Daylight | 5.0★ (10) | In San Luis Obispo |
| Wicks Roofing and Solar, Inc. | Atascadero | 5.0★ (1) | 14 mi |
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 29 San Luis Obispo 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 San Luis Obispo 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 |