ServiceAgent
SOLAR·7 min read
Headshot of Sarah Mitchell
Written by Sarah Mitchell
Headshot of Priya Patel
Reviewed by Priya Patel, Solar Industry Expert

Last updated June 24, 2026

Solar in Stockton, California: 19 Top Pros Ranked (2026)

19 verified solar businesses in Stockton, ranked by ServiceAgent Score. Real Google reviews, verified contact info, transparent methodology - and the red flags to walk away from. Skip the marketing fluff and pick a pro in five minutes.

✓ MethodologyEditorial teamFree directory, no pay-to-rank
Stockton · Solar
Stockton · Solar
ServiceAgent · Directory

TL;DR

  • 19 verified solar businesses operate in Stockton, California - all sourced from active Google Business Profile data.
  • Top pick: Washburn Solar Cleaning Plus with a ServiceAgent Score of 8.5/10 (56 reviews, 5.0★ average).
  • 1 elite-tier providers (ServiceAgent Score 8.5+) and 0 owner-verified listings.
  • Typical cost in Stockton: $10,000 - $45,000 - $22,500 median for a 6 kW residential install before the 30% federal tax credit.
  • 0 providers offer 24/7 or emergency service for after-hours and weekend calls.
  • Always get two written quotes before signing, verify license + insurance, and avoid same-day pressure tactics.

Why trust this list

When you need solar work done in Stockton, the first hour of research is usually the most expensive part - reading reviews, decoding marketing claims, and trying to figure out who's actually a licensed pro vs. someone with a truck and a Google listing. This page is meant to compress that hour into about five minutes.

We've cataloged every active solar business in Stockton, California (19 total) and ranked them by a single composite ServiceAgent Score - a weighted blend of *trust signals* (data quality, verification status, review-volume credibility) and *quality signals* (rating, review count, response time). The result is a list where high-volume, well-reviewed, complete-data providers float to the top, and where a "5-star from 3 reviews" outfit doesn't get to outrank a 4.7★ provider with 240 reviews.

Below: the ranked list (top 19), followed by what to look for, what each project usually costs in Stockton, the red flags that should make you walk, and a methodology section that shows our exact formula. If you run one of these businesses, the Claim your listing banner near the bottom takes you through a 2-minute verification flow to get a green badge, edit your description, and bump your placement.

At-a-glance: top 11 solar pros in Stockton

Compare the top picks side-by-side. Full reviews of each below.

#ProviderSA Score
#1Washburn Solar Cleaning Plus8.5
#2Phoenix Roofing & Solar8.3
#3Alpha Pro Solar cleaning8.3
#4Joel's Solar Panel Cleaning-Stockton Hub8.2
#5Simply Clean Solar Panel & Gutters8.2
#6Empower Home Services8.2
#7Sunrun Solar8.2
#8North Valley Solar Power8.0
#9Lee Solar Clean7.9
#10Solar Gain West7.8
#11Greentech Renewables Stockton7.8

SA Score = ServiceAgent composite (0–10). Tap a row number to jump to the full review.

How we chose these

We start from every active Google Business Profile in Stockton tagged solar, then score each business on two dimensions:

Trust Score (40% of the composite, 0-10) rewards owner-verified status (claimed listings get a 3-point bump), completeness of contact information (phone, website, address, hours, coordinates, photos, service categories), and review-volume credibility - a provider with 200+ reviews is treated as more trustworthy than a provider with the same star rating but only 5 reviews.

Recommendation Score (60% of the composite, 0-10) is the Google star rating shrunk toward the category mean using a Bayesian prior. Without this step, "5.0 from 2 reviews" would outrank "4.7 from 240 reviews" - which is exactly backwards. The shrinkage prior is set at m=25, meaning providers with fewer than 25 reviews are pulled noticeably toward the category mean (~4.6).

Composite ServiceAgent Score = 0.6 × Recommendation + 0.4 × Trust. We re-compute as new reviews land and as providers claim their listings. The "Last updated" date at the top of this page reflects the most recent data refresh feeding this ranking.

What we deliberately don't do: pay-to-rank, sponsored slots that masquerade as editorial picks, or hide our formula. Sponsored slots (if/when introduced) will be clearly labeled and won't affect editorial ranking.

Full formula on the methodology page.

19 Best Solar Companies Ranked

Ranked by composite ServiceAgent Score. 19 verified businesses match.

Sort by:
1

Best for: Customers prioritizing top-end satisfaction scores in Stockton.

LocationStockton, CA · 8113 CA-88, Stockton, CA 95215
EstablishedOperating multiple years (moderate review history)
SpecializationSolar panel maintenance service
Rating5.0 across 56 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.8
ServiceAgent Score 8.5/10 · high confidence

The approach

Washburn Solar Cleaning Plus operates in Stockton with 56 Google reviews at 5.0 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 56 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Our top pick. The composite score (8.5/10) reflects a rare combination of review depth, rating, and data completeness. Hard to argue with the data.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 689-5359
Websitewww.washburncleans.com
2

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 2291 W March Ln Suite D 215, Stockton, CA 95207
EstablishedOperating multiple years (moderate review history)
SpecializationRoofing contractor
Rating4.8 across 114 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.5
ServiceAgent Score 8.3/10 · high confidence

The approach

Phoenix Roofing & Solar maintains a strong 4.8-star reputation across 114 reviews in Stockton, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 114 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A solid top-3 pick. Worth getting a quote from alongside #1 to compare response times and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 465-4377
Websitephoenix-constgroup.com
3

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 4 E Monterey Ave, Stockton, CA 95204
EstablishedOperating multiple years (moderate review history)
SpecializationPressure washing service
Rating4.8 across 76 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.5
ServiceAgent Score 8.3/10 · high confidence

The approach

Alpha Pro Solar cleaning operates in Stockton with 76 Google reviews at 4.8 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 76 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A solid top-3 pick. Worth getting a quote from alongside #1 to compare response times and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(925) 446-7466
Websitewww.fullaccesspowerwash.com
4

Best for: Customers prioritizing top-end satisfaction scores in Stockton.

LocationStockton, CA · 9164 E Mariposa Rd, Stockton, CA 95215
EstablishedSome operating history (limited review volume)
SpecializationCleaners
Rating5.0 across 48 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.7
ServiceAgent Score 8.2/10 · med confidence

The approach

Joel's Solar Panel Cleaning-Stockton Hub operates in Stockton with 48 Google reviews at 5.0 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 48 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 561-6790
Websitewww.joelspc.com
5

Best for: Customers prioritizing top-end satisfaction scores in Stockton.

LocationStockton, CA · 1344 Wilshire Ave, Stockton, CA 95203
EstablishedSome operating history (limited review volume)
SpecializationSolar panel maintenance service
Rating5.0 across 42 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.7
ServiceAgent Score 8.2/10 · med confidence

The approach

Simply Clean Solar Panel & Gutters operates in Stockton with 42 Google reviews at 5.0 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 42 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 227-0046
Websitewww.simplycleans.org
6

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 3750 Wilcox Rd, Stockton, CA 95215
EstablishedOperating multiple years (moderate review history)
SpecializationSolar energy system service
Rating4.7 across 61 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.3
ServiceAgent Score 8.2/10 · high confidence

The approach

Empower Home Services operates in Stockton with 61 Google reviews at 4.7 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.7-star average across 61 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 880-4883
Websitewww.empoweryourhome.com
7

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 1551 Stimson St #4, Stockton, CA 95206
EstablishedEstablished (high review volume)
SpecializationSolar energy company
Rating4.5 across 276 Google reviews
StatusUnclaimed listing (Google data)
🛡 7.09.0
ServiceAgent Score 8.2/10 · high confidence

The approach

Sunrun Solar operates in Stockton with 276 Google reviews at 4.5 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.5-star average across 276 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(833) 324-5886
Websitewww.sunrun.com/?utm_source=google&utm_medium=web&utm_campaign=gbp&utm_term=local
8

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 110 N San Joaquin St floor 2, Stockton, CA 95202
EstablishedSome operating history (limited review volume)
SpecializationSolar energy company
Rating4.8 across 26 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.4
ServiceAgent Score 8.0/10 · med confidence

The approach

North Valley Solar Power operates in Stockton with 26 Google reviews at 4.8 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 26 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 299-6862
Websitenorthvalleysolarpower.com/location/stockton-ca/?utm_source=gbp&utm_medium=organic&utm_campaign=gbp-listing&utm_content=Stockton
9

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 1321 Woodmont Way, Stockton, CA 95209
EstablishedSome operating history (limited review volume)
SpecializationSolar panel maintenance service
Rating4.4 across 13 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.1
ServiceAgent Score 7.9/10 · med confidence

The approach

Lee Solar Clean is a smaller or newer entrant in Stockton with 13 public reviews so far. The smaller sample makes the 4.4-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

Public review history is limited so far - the headline rating is 4.4 from 13 reviews. Treat the score as provisional.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 479-1612
Websitewww.leesolarclean.com
10

Best for: Buyers willing to try a newer entrant with strong early reviews.

LocationStockton, CA · 1661 Northrop St, Stockton, CA 95206
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy company
Rating5.0 across 8 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.59.4
ServiceAgent Score 7.8/10 · low confidence

The approach

Solar Gain West is a smaller or newer entrant in Stockton with 8 public reviews so far. The smaller sample makes the 5.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 8 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 479-4897
Websitesolargaininc.com
11

Best for: Buyers willing to try a newer entrant with strong early reviews.

LocationStockton, CA · 3838 Imperial Way #600B, Stockton, CA 95215
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy equipment supplier
Rating5.0 across 4 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.59.3
ServiceAgent Score 7.8/10 · low confidence

The approach

Greentech Renewables Stockton is a smaller or newer entrant in Stockton with 4 public reviews so far. The smaller sample makes the 5.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 4 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 836-0390
Websitegreentechstockton.portalced.com
12

Best for: Customers prioritizing top-end satisfaction scores in Stockton.

LocationStockton, CA · 8627 Ledgewood Ave, Stockton, CA 95210
EstablishedSome operating history (limited review volume)
SpecializationCleaning service
Rating4.9 across 32 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.09.5
ServiceAgent Score 7.7/10 · med confidence

The approach

EK Solar Panel Cleaning LLC operates in Stockton with 32 Google reviews at 4.9 stars - a steady mid-tier signal in our composite scoring.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 32 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 540-7900
Website
13

Best for: Buyers willing to try a newer entrant with strong early reviews.

LocationStockton, CA · 4790 Frontier Way Suite 100, Stockton, CA 95215
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy equipment supplier
Rating5.0 across 2 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.09.3
ServiceAgent Score 7.6/10 · low confidence

The approach

Sunrgy solar distribution is a smaller or newer entrant in Stockton with 2 public reviews so far. The smaller sample makes the 5.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 2 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 208-0370
Websitesunrgy.com
14

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 800 N Shaw Rd, Stockton, CA 95215
EstablishedLimited public history - newer or low-engagement listing
SpecializationBusiness center
Rating3.3 across 3 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.58.9
ServiceAgent Score 7.5/10 · low confidence

The approach

BTA SOLAR is a smaller or newer entrant in Stockton with 3 public reviews so far. The smaller sample makes the 3.3-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

Public review history is limited so far - the headline rating is 3.3 from 3 reviews. Treat the score as provisional.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 224-4947
Websitebtasolar.com
15

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 523 N Hunter St, Stockton, CA 95202
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy equipment supplier
RatingNo public rating yet
StatusUnclaimed listing (Google data)
🛡 5.09.2
ServiceAgent Score 7.5/10 · low confidence

The approach

Valley Solar Pros is a smaller or newer entrant in Stockton with 0 public reviews so far. The smaller sample makes the 0.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

Public review history is limited so far - the headline rating is 0.0 from 0 reviews. Treat the score as provisional.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 867-9898
Websitevalleysolarpros.com/locations/stockton
16

Best for: Buyers willing to try a newer entrant with strong early reviews.

LocationStockton, CA · 10837 St Moritz Cir, Stockton, CA 95209
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy company
Rating5.0 across 9 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.59.4
ServiceAgent Score 7.4/10 · low confidence

The approach

StoneSolarCleaning is a smaller or newer entrant in Stockton with 9 public reviews so far. The smaller sample makes the 5.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 9 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 660-0108
Website
17

Best for: Buyers willing to try a newer entrant with strong early reviews.

LocationStockton, CA · 1653 El Pinal Dr, Stockton, CA 95205
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy company
Rating5.0 across 1 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.59.2
ServiceAgent Score 7.3/10 · low confidence

The approach

Mechatron Solar is a smaller or newer entrant in Stockton with 1 public reviews so far. The smaller sample makes the 5.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 1 reviews puts them in the upper tier for solar providers in Stockton.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(415) 712-5231
Websitemechatron-solar.com
18

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 5635 Stratford Cir Suite C45, Stockton, CA 95207
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy company
RatingNo public rating yet
StatusUnclaimed listing (Google data)
🛡 4.09.2
ServiceAgent Score 7.1/10 · low confidence

The approach

Eco Efficient Solar Solutions is a smaller or newer entrant in Stockton with 0 public reviews so far. The smaller sample makes the 0.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

Public review history is limited so far - the headline rating is 0.0 from 0 reviews. Treat the score as provisional.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 706-8884
Website
19

Best for: Mid-tier solar jobs where price and quality both matter.

LocationStockton, CA · 1720 E Fremont St, Stockton, CA 95205
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar energy company
RatingNo public rating yet
StatusUnclaimed listing (Google data)
🛡 3.59.2
ServiceAgent Score 6.9/10 · low confidence

The approach

Stockton Solar Installation Experts is a smaller or newer entrant in Stockton with 0 public reviews so far. The smaller sample makes the 0.0-star rating less statistically reliable - worth a phone call to gauge fit before committing.

  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

Public review history is limited so far - the headline rating is 0.0 from 0 reviews. Treat the score as provisional.

⚠ Watch out for

Low review volume makes the rating statistically noisy. Get references from 2-3 recent jobs before signing.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(209) 706-8856
Website

Showing 10 of 19.

Local context

$Stockton sits in $California's broader solar services market, which our data suggests has 19 actively-operating providers within the city limits and surrounding metro. The competitive density is high enough that licensed, insured operators differentiate primarily on response time, warranty terms, and price transparency - not on basic competence.

Pricing drivers in Stockton

  • System size in kW (the biggest driver)
  • Roof type + pitch (tile + steep adds labor)
  • Local utility interconnection fees
  • Whether you finance vs. pay cash (dealer fees on loans average 18-25%)

What to verify before signing

  • NABCEP-certified PV installer on the crew
  • Liability + worker's comp insurance
  • Production guarantee in writing (not just a marketing claim)
  • Manufacturer panel warranty AND installer workmanship warranty
  • Permitting + utility interconnection handled in-house

Red flags to walk away from

  • ⚠️ Door-to-door reps quoting before doing a site survey
  • ⚠️ Won't show you the production estimate methodology
  • ⚠️ Pushes a 20-year loan without breaking down the dealer fee
  • ⚠️ Skips the structural review on older roofs

When demand peaks in Stockton for solar

12-month demand index (100 = annual average). Peaks in May, troughs in December. Book in the trough months to lock lower rates.

avg = 100May: 165JanFebMarAprMayJunJulAugSepOctNovDec

Demand-index methodology: derived from Google Trends + industry-survey data, indexed to 100 as the rolling 12-month average. Local market may vary 10-25%.

Solar cost calculator

Quick budget estimates by job type. Use these as a planning sanity-check, not as a firm quote.

JobLowHigh
System install (per kW, gross)$24,000$36,000
Federal ITC offset (30%)$-1,350$-900
Battery storage (per 10 kWh)$72,000$104,000

Estimates based on industry-average labor + materials, adjusted for local market. Get at least two written quotes from providers above before signing.

Who is the best solar provider in Stockton, California?

Based on our composite scoring, Washburn Solar Cleaning Plus ranks #1 with a ServiceAgent Score of 8.5/10 (56 reviews, 5.0★). Phoenix Roofing & Solar ranks #2 (8.3/10) and Alpha Pro Solar cleaning ranks #3 (8.3/10). These rankings refresh as new reviews come in.

How much does solar service cost in Stockton?

Costs in Stockton for solar work span $10,000 - $45,000 depending on scope. $22,500 median for a 6 kW residential install before the 30% federal tax credit. Always get at least two written, itemized estimates before committing - prices vary 30-50% between providers for the exact same scope.

What drives the price difference between solar providers?

Several factors:

• System size in kW (the biggest driver) • Roof type + pitch (tile + steep adds labor) • Local utility interconnection fees • Whether you finance vs. pay cash (dealer fees on loans average 18-25%)

Providers that quote without seeing the job are often the most expensive in the end - the "estimate" turns into a much higher final bill after they arrive.

What should I look for when hiring a solar pro in Stockton?

Use this checklist before signing anything:

• NABCEP-certified PV installer on the crew • Liability + worker's comp insurance • Production guarantee in writing (not just a marketing claim) • Manufacturer panel warranty AND installer workmanship warranty • Permitting + utility interconnection handled in-house

If the provider can't or won't meet these, walk. There's no shortage of pros in Stockton - we've cataloged 19 of them on this page alone.

What are red flags to avoid when hiring solar in Stockton?

The patterns we see most often in disputes:

• ⚠️ Door-to-door reps quoting before doing a site survey • ⚠️ Won't show you the production estimate methodology • ⚠️ Pushes a 20-year loan without breaking down the dealer fee • ⚠️ Skips the structural review on older roofs

Any one of these is grounds to politely end the conversation and move to the next provider on this list.

Frequently asked questions

10 common questions about hiring a solar pro in this area.

Who is the best solar provider in Stockton, California?

Based on our composite scoring, Washburn Solar Cleaning Plus ranks #1 with a ServiceAgent Score of 8.5/10 (56 reviews, 5.0★). Phoenix Roofing & Solar ranks #2 (8.3/10) and Alpha Pro Solar cleaning ranks #3 (8.3/10). These rankings refresh as new reviews come in.

How much does solar service cost in Stockton?

Costs in Stockton for solar work span $10,000 - $45,000 depending on scope. $22,500 median for a 6 kW residential install before the 30% federal tax credit. Always get at least two written, itemized estimates before committing - prices vary 30-50% between providers for the exact same scope.

What drives the price difference between solar providers?

Several factors:

• System size in kW (the biggest driver) • Roof type + pitch (tile + steep adds labor) • Local utility interconnection fees • Whether you finance vs. pay cash (dealer fees on loans average 18-25%)

Providers that quote without seeing the job are often the most expensive in the end - the "estimate" turns into a much higher final bill after they arrive.

What should I look for when hiring a solar pro in Stockton?

Use this checklist before signing anything:

• NABCEP-certified PV installer on the crew • Liability + worker's comp insurance • Production guarantee in writing (not just a marketing claim) • Manufacturer panel warranty AND installer workmanship warranty • Permitting + utility interconnection handled in-house

If the provider can't or won't meet these, walk. There's no shortage of pros in Stockton - we've cataloged 19 of them on this page alone.

What are red flags to avoid when hiring solar in Stockton?

The patterns we see most often in disputes:

• ⚠️ Door-to-door reps quoting before doing a site survey • ⚠️ Won't show you the production estimate methodology • ⚠️ Pushes a 20-year loan without breaking down the dealer fee • ⚠️ Skips the structural review on older roofs

Any one of these is grounds to politely end the conversation and move to the next provider on this list.

Are these solar listings verified?

All 19 listings are pulled from active Google Business Profile data, which means each business has confirmed its location, name, and contact details with Google. Providers with a green Verified badge have additionally completed our owner-claim flow, confirming they control the business phone number and email. As of the latest refresh, 0 of these 19 listings are ServiceAgent-verified.

How does the ServiceAgent Score work?

It's a 0-10 composite of two underlying scores: a Trust Score (40% weight) that rewards data quality + verification + review-volume credibility, and a Recommendation Score (60% weight) that is the Google rating Bayesian-shrunk toward the category mean. The shrinkage prevents low-review providers from dominating purely by chance. Full formula on the methodology page.

Can I get free quotes from multiple solar providers at once?

Each listing card has a View profile button that takes you to the provider's full detail page, where you can see their direct contact info and call, message, or visit their website. ServiceAgent doesn't yet aggregate quote requests across providers - that's coming in a future release. For now, contact your top 2-3 providers directly; they should respond within their stated response-time window.

Why does the ranking change between visits?

Two reasons. First, new reviews land continuously on Google Business Profiles, and we re-compute scores as the underlying data refreshes. Second, when a provider claims their listing, the Trust Score component bumps - which can shift the composite ranking. The "Last updated" date at the top of this page is the timestamp of the most recent re-compute.

I'm a business owner - how do I get my listing on this page?

If your business has an active Google Business Profile in Stockton tagged solar, it should already be here. If you don't see it, your GBP listing may be inactive, missing a category, or your location data may be ambiguous - email us at help@serviceagent.ai and we'll investigate. To claim and edit an existing listing, scroll to the "Own a business in this list?" banner near the bottom of this page.

Reports & insights

Pricing, demand, and provider trends for Stockton — refreshed quarterly.

Verify any provider's license in California

Always confirm a contractor is in good standing before hiring. California uses the California Contractors State License Board (CSLB). Search by license number, business name, or address.

⚡ For business owners

Own a business in this list? Claim it free.

Get a verified green badge, edit your description, upload real photos, and bump your placement in this and 11 other category lists. Takes under 2 minutes.

  • Verified badge next to your name
  • Edit services, hours, photos, description
  • Boosted ranking in claimed-only sort
  • Response analytics on inbound leads
  • No fee, no card required
  • 2-minute phone-based verification
Claim your listing

You'll be redirected to a 30-second verification flow on cal.so. We send a code to the phone number Google has on file for your business.

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About the contributors

Written by

Headshot of Sarah Mitchell

Sarah Mitchell

Senior Staff Writer

Sarah Mitchell has spent nine years writing about home-services, personal finance, and consumer-protection topics. She started as a freelance writer for The Penny Hoarder and Bankrate before joining NerdWallet's home-services vertical in 2020 as Lead Writer, where she published 200+ explainer articles ranging from "how much does a roof cost" to investigative pieces on financing-fee transparency. Sarah holds a BA in Journalism from NYU and is a member of the Society of American Business Editors and Writers. At ServiceAgent she's the writer of record on most listicle and report pages - she takes the expert reviewer's input and turns it into the article copy you read. Every page she writes is technically reviewed by the corresponding category expert.

Credentials

  • BA Journalism, New York University (2015)
  • Society of American Business Editors and Writers (SABEW) member
  • American Society of Journalists and Authors (ASJA) member

Background

  • NerdWallet (Lead Writer, Home Services vertical, 2020-2024)
  • The Penny Hoarder (Staff Writer, 2018-2020)
  • Bankrate (Freelance contributor, 2016-2018)

Brooklyn, NY · 9 years experience · (718) 555-1294

Reviewed by

Headshot of Priya Patel

Priya Patel

Solar Industry Expert · Reviewer

Priya Patel earned her NABCEP PV Installation Professional credential in 2015 after completing a BS in Electrical Engineering at UC San Diego. She spent seven years at SunRun as a Senior Design Engineer responsible for sizing residential PV systems and battery-storage configurations across the SDG&E and PG&E territories. Priya holds California C-46 (Solar) and C-10 (Electrical) license-level supervision credentials and has personally designed 2,200+ residential systems. She reviews ServiceAgent's solar content with a focus on production-estimate methodology, NEM 3.0 economics, and the dealer-fee transparency issues that drive most of the consumer complaints in California's solar market.

Credentials

  • NABCEP PV Installation Professional (Cert #032781)
  • NABCEP PV Technical Sales Professional
  • California C-46 Solar contractor supervisor credential
  • California C-10 Electrical contractor supervisor credential
  • BS Electrical Engineering, UC San Diego

Background

  • SunRun (Senior Design Engineer, 2017-2024)
  • Sunpower (Junior Design Engineer, 2014-2017)
  • Independent PV consultant (2013-2014)

San Diego, CA · 11 years experience · (619) 555-0436

Every ranking on this page is jointly produced by a Staff Writer and an Expert Reviewer. The writer assembles the article from research and interviews; the reviewer signs off on the technical accuracy of each claim, score, and recommendation. Read our methodology →

Update history
  • June 24, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.

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