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 27, 2026

Solar in Modesto, California: 17 Top Pros Ranked (2026)

17 verified solar businesses in Modesto, 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
Modesto · Solar
Modesto · Solar
ServiceAgent · Directory

TL;DR

  • 17 verified solar businesses operate in Modesto, California - all sourced from active Google Business Profile data.
  • Top pick: Honey's Air & Solar with a ServiceAgent Score of 8.5/10 (5,746 reviews, 4.9★ average).
  • 1 elite-tier providers (ServiceAgent Score 8.5+) and 0 owner-verified listings.
  • Typical cost in Modesto: $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 Modesto, 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 Modesto, California (17 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 17), followed by what to look for, what each project usually costs in Modesto, 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 Modesto

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

#ProviderSA Score
#1Honey's Air & Solar8.5
#2ProSol8.2
#3Dowd Solar Netting and Cleaning8.2
#4Solar Energy Partners - Official7.8
#5Mid-State Solar7.8
#6Velocity Solar Power7.8
#7StorPros7.6
#8ESA7.5
#9Synergy Central Valley7.3
#10Toor Home Energy7.3
#11Apex Energy Group7.3

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 Modesto 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.

17 Best Solar Companies Ranked

Ranked by composite ServiceAgent Score. 17 verified businesses match.

Sort by:
1

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationModesto, CA · 501 Bitritto Wy, Modesto, CA 95356
EstablishedEstablished (very high review volume)
SpecializationSolar
Rating4.9 across 5,746 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.59.8
ServiceAgent Score 8.5/10 · high confidence

The approach

Honey's Air & Solar has built a high-volume operation in Modesto, with 5,746 Google reviews averaging 4.9 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • 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

4.9-star average across 5,746 reviews is in the top 5% of providers in Modesto - unusually high satisfaction signal at this volume.

⚠ 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) 566-1978
Websitehoneysair.com
2

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

LocationModesto, CA · 3430 Maze Blvd, Modesto, CA 95358
EstablishedOperating multiple years (moderate review history)
SpecializationSolar
Rating4.9 across 120 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.7
ServiceAgent Score 8.2/10 · high confidence

The approach

ProSol maintains a strong 4.9-star reputation across 120 reviews in Modesto, 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

4.9-star average across 120 reviews is in the top 5% of providers in Modesto - unusually high satisfaction signal at this volume.

⚠ 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) 247-5763
Websiteprosolarpanelcleaning.com
3

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

LocationModesto, CA · 2505 Liberty Ct, Modesto, CA 95355
EstablishedOperating multiple years (moderate review history)
SpecializationSolar
Rating4.9 across 68 Google reviews
StatusUnclaimed listing (Google data)
🛡 6.09.6
ServiceAgent Score 8.2/10 · high confidence

The approach

Dowd Solar Netting and Cleaning operates in Modesto with 68 Google reviews at 4.9 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

4.9-star average across 68 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) 281-1858
Websitewww.dowdsnc.net
4

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

LocationModesto, CA · 4260 Sisk Rd Suite A, Modesto, CA 95356
EstablishedSome operating history (limited review volume)
SpecializationSolar
Rating4.8 across 24 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.59.4
ServiceAgent Score 7.8/10 · med confidence

The approach

Solar Energy Partners - Official is a smaller or newer entrant in Modesto with 24 public reviews so far. The smaller sample makes the 4.8-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

4.8-star average across 24 reviews puts them in the upper tier for solar providers in Modesto.

⚠ 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) 326-2578
Websitewww.solarenergy.partners
5

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

LocationModesto, CA · 450 Glass Ln, Modesto, CA 95356
EstablishedSome operating history (limited review volume)
SpecializationSolar
Rating4.8 across 17 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.59.4
ServiceAgent Score 7.8/10 · med confidence

The approach

Mid-State Solar is a smaller or newer entrant in Modesto with 17 public reviews so far. The smaller sample makes the 4.8-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

4.8-star average across 17 reviews puts them in the upper tier for solar providers in Modesto.

⚠ 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) 551-7800
Websitewww.midstatesolar.com
6

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

LocationModesto, CA · 623 Bitritto Ct b, Modesto, CA 95356
EstablishedSome operating history (limited review volume)
SpecializationSolar
Rating4.8 across 16 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.59.4
ServiceAgent Score 7.8/10 · med confidence

The approach

Velocity Solar Power is a smaller or newer entrant in Modesto with 16 public reviews so far. The smaller sample makes the 4.8-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

4.8-star average across 16 reviews puts them in the upper tier for solar providers in Modesto.

⚠ 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(844) 633-3765
Websitewww.velocitysolar.com
7

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

LocationModesto, CA · 1406 Angie Ave ste # C, Modesto, CA 95351
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
Rating5.0 across 3 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.09.3
ServiceAgent Score 7.6/10 · low confidence

The approach

StorPros is a smaller or newer entrant in Modesto with 3 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 3 reviews puts them in the upper tier for solar providers in Modesto.

⚠ 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) 303-7511
Websitewww.storpros.io
8

8.

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

LocationModesto, CA · 3900 PELANDALE AVE STE 420, MPB 161, Modesto, CA 95356
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
Rating4.6 across 5 Google reviews
StatusUnclaimed listing (Google data)
🛡 5.09.2
ServiceAgent Score 7.5/10 · low confidence

The approach

ESA is a smaller or newer entrant in Modesto with 5 public reviews so far. The smaller sample makes the 4.6-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

4.6-star average across 5 reviews puts them in the upper tier for solar providers in Modesto.

⚠ 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) 718-4808
Websiteesa-solar.com
9

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

LocationModesto, CA · 410 12th St Suite 16, Modesto, CA 95354
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
Rating5.0 across 1 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.59.2
ServiceAgent Score 7.3/10 · low confidence

The approach

Synergy Central Valley is a smaller or newer entrant in Modesto 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 Modesto.

⚠ 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) 410-9061
Websitesynergy-central-valley.ueniweb.com/?utm_campaign=gmb
10

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

LocationModesto, CA · 2351 Tenaya Dr, Modesto, CA 95354
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
Rating5.0 across 1 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.59.2
ServiceAgent Score 7.3/10 · low confidence

The approach

Toor Home Energy is a smaller or newer entrant in Modesto 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 Modesto.

⚠ 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) 404-4346
Websitewww.toorinc.com
11

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

LocationModesto, CA · 2020 Standiford Ave STE F3, Modesto, CA 95350
EstablishedSome operating history (limited review volume)
SpecializationSolar
Rating4.6 across 10 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.59.2
ServiceAgent Score 7.3/10 · med confidence

The approach

Apex Energy Group is a smaller or newer entrant in Modesto with 10 public reviews so far. The smaller sample makes the 4.6-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

4.6-star average across 10 reviews puts them in the upper tier for solar providers in Modesto.

⚠ 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(559) 631-9932
Website
12

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

LocationModesto, CA · 426 14th St, Modesto, CA 95354
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
RatingNo public rating yet
StatusUnclaimed listing (Google data)
🛡 4.59.2
ServiceAgent Score 7.3/10 · low confidence

The approach

GoSolarPros is a smaller or newer entrant in Modesto 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) 613-2604
Websitegosolarpros.com
13

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

LocationModesto, CA · 901 N Carpenter Rd, Modesto, CA 95351
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
Rating1.0 across 1 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.58.9
ServiceAgent Score 7.1/10 · low confidence

The approach

SOLAR - AMERICA SOLAR is a smaller or newer entrant in Modesto with 1 public reviews so far. The smaller sample makes the 1.0-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 1.0 from 1 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(510) 259-8730
Websiteamericasolar.com
14

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

LocationModesto, CA · 1341 McWilliams Way, Modesto, CA 95351
EstablishedSome operating history (limited review volume)
SpecializationSolar
Rating4.3 across 26 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.08.9
ServiceAgent Score 6.9/10 · med confidence

The approach

Highland Energy Services operates in Modesto with 26 Google reviews at 4.3 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

Public review history is limited so far - the headline rating is 4.3 from 26 reviews. Treat the score as provisional.

⚠ 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) 522-3633
Website
15

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

LocationModesto, CA · 2200 Standiford Ave Unit 181, Modesto, CA 95350
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
RatingNo public rating yet
StatusUnclaimed listing (Google data)
🛡 3.59.2
ServiceAgent Score 6.9/10 · low confidence

The approach

TW Solar Consultant is a smaller or newer entrant in Modesto 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(740) 416-4890
Website
16

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

LocationModesto, CA · 2642 S Carpenter Rd, Modesto, CA 95358
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
RatingNo public rating yet
StatusUnclaimed listing (Google data)
🛡 3.59.2
ServiceAgent Score 6.9/10 · low confidence

The approach

209 solar solutions is a smaller or newer entrant in Modesto 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) 497-0805
Website
17

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

LocationModesto, CA · 1641 Princeton Ave, Modesto, CA 95350
EstablishedLimited public history - newer or low-engagement listing
SpecializationSolar
Rating2.3 across 3 Google reviews
StatusUnclaimed listing (Google data)
🛡 4.08.7
ServiceAgent Score 6.8/10 · low confidence

The approach

solar led tech is a smaller or newer entrant in Modesto with 3 public reviews so far. The smaller sample makes the 2.3-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 2.3 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) 209-1785
Website

Showing 10 of 17.

Local context

$Modesto sits in $California's broader solar services market, which our data suggests has 17 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 Modesto

  • 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 Modesto 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 Modesto, California?

Based on our composite scoring, Honey's Air & Solar ranks #1 with a ServiceAgent Score of 8.5/10 (5,746 reviews, 4.9★). ProSol ranks #2 (8.2/10) and Dowd Solar Netting and Cleaning ranks #3 (8.2/10). These rankings refresh as new reviews come in.

How much does solar service cost in Modesto?

Costs in Modesto 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 Modesto?

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 Modesto - we've cataloged 17 of them on this page alone.

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

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 Modesto, California?

Based on our composite scoring, Honey's Air & Solar ranks #1 with a ServiceAgent Score of 8.5/10 (5,746 reviews, 4.9★). ProSol ranks #2 (8.2/10) and Dowd Solar Netting and Cleaning ranks #3 (8.2/10). These rankings refresh as new reviews come in.

How much does solar service cost in Modesto?

Costs in Modesto 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 Modesto?

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 Modesto - we've cataloged 17 of them on this page alone.

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

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 17 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 17 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 Modesto 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 Modesto — 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
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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 27, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.

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