60/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 95 Google reviews, listed on Google as “Solar panel maintenance service”.
- 5.0★ from 95 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
Best Solar Installers in Joshua Tree, CA (2026)
108 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Joshua Tree: Radiance Solar Maintenance, CR Score 60/100; 5.0★ from 95 Google reviews; open 7 days a week.
- 3
Best for emergencies (open 24/7): SunVolta Energy, posts 24/7 hours; ranked #3 of 108.
- 18
Most-reviewed: Reinmanpro, 729 Google reviews at 5.0★, the most of 108 ranked; ranked #18.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
108 Joshua Tree solar installers are ranked here by CR Score, from ten published factors. 9 are open 24/7, 60 open Saturdays and 38 open Sundays, based on posted hours. The median Google rating is 5.0★ across 108 rated businesses.
Top 10 solar installers in Joshua Tree at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Radiance Solar Maintenance | 60 | 5.0★ (95) | Chino, 16 mi away | Sat · Sun | Overall |
| 2 | Top Tier Solar Panel Cleaning | 60 | 5.0★ (140) | Cathedral City, 27 mi away | Sat · Sun · Evenings | — |
| 3 | SunVolta Energy | 59 | 5.0★ (81) | Chino, 32 mi away | 24/7 | Emergencies |
| 4 | Trinity Solar Cleaning | 58 | 5.0★ (24) | Fontana, 16 mi away | Sat · Sun · Evenings | — |
| 5 | Badass Energy | 57 | 5.0★ (13) | Claremont, 13 mi away | Sat · Sun · Evenings | — |
| 6 | Golden Solar Cleaning LLC | 57 | 5.0★ (29) | Cathedral City, 24 mi away | Sat · Sun | — |
| 7 | Residential Energy - LGCY Power | 56 | 5.0★ (30) | Cathedral City, 26 mi away | Sat · Sun | — |
| 8 | Solar Now | 56 | 4.9★ (49) | Yucca Valley, 7 mi away | — | — |
| 9 | Solar Wash SFV | 56 | 5.0★ (113) | Burbank, 22 mi away | Sat · Sun · Evenings | — |
| 10 | Semper Solaris | 56 | 4.6★ (56) | Palm Desert, 29 mi away | Sat · Sun · Evenings | — |
The 108 best solar installers in Joshua Tree, 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.
Based in Cathedral City, 27 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 140 Google reviews, listed on Google as “Solar energy system service”.
- 5.0★ from 140 Google reviews
- Hours
- Mon–Sun 6 AM–7 PM
Based in Chino, 32 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 81 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Fontana, 16 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Sun 6 AM–10 PM
Based in Claremont, 13 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 13 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
Based in Cathedral City, 24 mi away
57/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 29 Google reviews
- Hours
- Mon–Fri 7 AM–6 PM · Sat–Sun 9 AM–5 PM
Based in Cathedral City, 26 mi away
56/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 30 Google reviews
- Hours
- Mon–Sun 9 AM–6 PM
#8 Solar Now
Based in Yucca Valley, 7 mi away
56/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 49 Google reviews, listed on Google as “Solar energy system service”.
- 4.9★ from 49 Google reviews
- Hours
- Mon–Fri 9 AM–4 PM · Sat–Sun closed
- Address
- 56624 29 Palms Hwy, Yucca Valley, CA 92284
Based in Burbank, 22 mi away
56/100CR ScoreRanked #9 because of its Google rating and review volume: 5.0★ from 113 Google reviews.
- 5.0★ from 113 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
#10 Semper Solaris
Based in Palm Desert, 29 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 56 Google reviews, listed on Google as “Solar energy company”.
- 4.6★ from 56 Google reviews
- Hours
- Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
- Address
- 74350 Alessandro Dr, Palm Desert, CA 92260
#11 Reef Solar Power
Based in Costa Mesa, 6 mi away
56/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Solar energy system service”.
- 5.0★ from 4 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
Based in Adelanto, 13 mi away
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 3.9★ from 21 Google reviews, listed on Google as “Solar energy system service”.
- 3.9★ from 21 Google reviews
- Hours
- Mon–Sun 8 AM–7 PM
#13 Solar Repair Pro
Based in Dana Point, 6 mi away
56/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Solar energy system service”.
- 5.0★ from 25 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in La Verne, 10 mi away
56/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Construction company”.
- 5.0★ from 17 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#15 Sunrun Solar
Based in Palm Desert, 28 mi away
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.3★ from 87 Google reviews, listed on Google as “Solar energy company”.
- 4.3★ from 87 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 44100 Monterey Ave, Palm Desert, CA 92260
Based in Colton, 13 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Solar energy system service”.
- 5.0★ from 44 Google reviews
- Hours
- Mon–Fri 7 AM–2 PM · Sat–Sun closed
Based in Azusa, 35 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Solar energy system service”.
- 5.0★ from 36 Google reviews
- Hours
- Mon–Sun 7:30 AM–7 PM
#18 Reinmanpro
Based in Banning, 35 mi away
55/100CR ScoreRanked #18 because of its Google rating and review volume: 5.0★ from 729 Google reviews, the most in Joshua Tree.
- 5.0★ from 729 Google reviews
- Hours
- Mon–Sat 6 AM–8 PM · Sun 6 AM–4 PM
- Address
- 12 S San Gorgonio Ave 203 Floor 2, Banning, CA 92220
#19 Full Send Solar
Based in Burbank, 34 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 31 Google reviews
- Hours
- Mon–Sun 7 AM–6 PM
#20 Renova Energy
Based in Palm Desert, 27 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.5★ from 355 Google reviews, listed on Google as “Solar energy company”.
- 4.5★ from 355 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 41-555 Cook St, Palm Desert, CA 92211
#21 CaliGreen Solar
Based in Cathedral City, 25 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 14 Google reviews
- Hours
- Mon–Sun 8 AM–6 PM
Based in Murrieta, 13 mi away
55/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Solar panel maintenance service”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
#23 SunJeff Electric
Based in Bloomington, 6 mi away
55/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 6 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
Based in Palm Springs, 25 mi away
55/100CR ScoreRanked #24 because of its Google rating and review volume: 5.0★ from 117 Google reviews.
- 5.0★ from 117 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 750 N Palm Canyon Dr Unit F, Palm Springs, CA 92262
Based in Palm Desert, 27 mi away
55/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.8★ from 113 Google reviews, listed on Google as “Solar energy company”.
- 4.8★ from 113 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 41841 Beacon Hill STE C, Palm Desert, CA 92211
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 108 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Lithium LLC | 55 | 5.0★ (4) | 13 mi |
| 27 | DesertCore Solar Cleaning | 54 | 5.0★ (4) | 25 mi |
| 28 | Squeaky Clean Washers | 54 | 5.0★ (13) | 39 mi |
| 29 | Eastern Energy | 54 | 5.0★ (12) | 6 mi |
| 30 | SunTech Energy Inc | 54 | 5.0★ (34) | 21 mi |
| 31 | Echelon Solar Power | 54 | 4.9★ (134) | 34 mi |
| 32 | Joe Deisenroth | 54 | 5.0★ (7) | 24 mi |
| 33 | Dorn Electric, Inc | 54 | 4.8★ (122) | 26 mi |
| 34 | The Big Deal Solar Inc. | 54 | 4.8★ (17) | 10 mi |
| 35 | Solteris Energy | 54 | 5.0★ (8) | 27 mi |
| 36 | Blue Wave Energy | 54 | 5.0★ (12) | 10 mi |
| 37 | MAVS Pressure Wash | 54 | 5.0★ (118) | 34 mi |
| 38 | J & J's Solar Cleaning | 54 | 5.0★ (19) | 39 mi |
| 39 | Premier Energy | 54 | 5.0★ (18) | 16 mi |
| 40 | SouthernCali Solar Panel Cleaning Company | 53 | 5.0★ (16) | 39 mi |
| 41 | Hot Purple Energy | 53 | 4.6★ (53) | 24 mi |
| 42 | Eclipse solar cleaning | 53 | 5.0★ (8) | 31 mi |
| 43 | Guthy solar Group | 53 | 5.0★ (13) | 26 mi |
| 44 | El Sol Solar Services | 53 | 5.0★ (12) | 29 mi |
| 45 | SolarSun Co. | 53 | 4.6★ (9) | 10 mi |
| 46 | Plus Ultra Window Cleaning | 52 | 5.0★ (47) | 18 mi |
| 47 | EPH Solar | 52 | 4.2★ (5) | 20 mi |
| 48 | SunFyre Solar and Electric | 52 | 4.0★ (4) | 16 mi |
| 49 | SynJyn Energy | 52 | 4.0★ (4) | 6 mi |
| 50 | H20 Wash Solar | 52 | 5.0★ (8) | 39 mi |
Also serving Joshua Tree
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 |
|---|---|---|
| CL Pressure Washing | 5.0★ (2) | 38 mi |
| Clearshield Solar Cleaning | 5.0★ (2) | 29 mi |
| cv solar | 5.0★ (2) | 34 mi |
| Desert Solar & Electric | 5.0★ (2) | 28 mi |
| Got Solar Power | 3.0★ (2) | 6 mi |
| Greenday Electric & Solar Inc. | 5.0★ (2) | 38 mi |
| Inland Solar Solutions | 5.0★ (2) | 38 mi |
| KP Solar Stream | 5.0★ (2) | 16 mi |
| Mohr Power Solar Inc | 5.0★ (2) | 24 mi |
| Nelson Day Electrical & Engineering | 5.0★ (25) | In Joshua Tree |
| OC Solar | 5.0★ (1) | 26 mi |
| QUATECH360 | 5.0★ (2) | 17 mi |
| REP Solar | 5.0★ (2) | 25 mi |
| RN Solar Panel Cleaning | 5.0★ (2) | 25 mi |
| Solar Contractors | 5.0★ (1) | 16 mi |
| Solar Energy Center, Inc. | 5.0★ (1) | 24 mi |
| Stellar Energy | 5.0★ (1) | 6 mi |
| SWT Energy | 5.0★ (2) | 34 mi |
| The Solar Guy Online Solar Installations & Solar Home Inspections | 5.0★ (1) | 25 mi |
| Tip Top Solar Clean | 5.0★ (2) | 23 mi |
How much do solar installers cost in Joshua Tree?
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 Joshua Tree solar installers
We scored 108 Joshua Tree 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 Joshua Tree 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 |
Solar installers in Joshua Tree: frequently asked questions
Who is the best solar installer in Joshua Tree?
By CR Score, the highest-ranked solar installer in Joshua Tree, CA is Radiance Solar Maintenance with a CR Score of 60/100. It has 5.0★ from 95 Google reviews. It is open 7 days a week. Top Tier Solar Panel Cleaning (#2) and SunVolta Energy (#3) follow. We ranked 108 solar installers on ten factors, last updated October 22, 2026.
How many solar installers are there in Joshua Tree?
ContractorsRanked ranks 108 solar installers serving Joshua Tree, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which solar installers in Joshua Tree are open 24/7?
9 ranked solar installers in Joshua Tree post 24/7 hours. The highest-ranked are SunVolta Energy (#3), Solar Panel Cleaning Specialists (#14) and Busy Bugs Window Cleaning (#24). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Joshua Tree work on weekends?
60 of 108 ranked solar installers post Saturday hours and 38 post Sunday hours. The highest-ranked open Saturdays are Radiance Solar Maintenance (#1), Top Tier Solar Panel Cleaning (#2) and SunVolta Energy (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Joshua Tree?
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 Joshua Tree solar installers have?
The median Google rating among 108 rated solar installers in Joshua Tree is 5.0★, with a median of 15 reviews. Reinmanpro has the most, 729 reviews, and ranks #18. 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 Joshua Tree count in this ranking?
Yes, if they are within 40 mi of the Joshua Tree 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 Joshua Tree
- October 2026: CR Scores recalculated for 108 solar installers serving Joshua Tree.
More solar installers and Joshua Tree pages
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