Solar in Massachusetts: 21 Top Pros Ranked (2026)
21 verified solar businesses in Massachusetts, ranked by ServiceAgent Score across 7 cities. Real reviews, transparent methodology, no pay-to-rank.
TL;DR
- 21 verified solar businesses cataloged across 7 cities in Massachusetts.
- Top pick: Great Sky Solar (Lexington) with ServiceAgent Score 8.8/10.
- 2 elite-tier providers (ServiceAgent Score ≥ 8.5/10) in Massachusetts.
- Typical solar project cost: $10,000 - $45,000 - $22,500 median for a 6 kW residential install before the 30% federal tax credit.
- 0 solar providers offer 24/7 or emergency service across Massachusetts.
- For a tighter list, drill into your city below - we have a city-by-city ranking for each metro.
Why trust this list
Finding a trustworthy solar pro in Massachusetts is harder than it should be - reviews are gamed, marketing claims are loud, and licensed-and-insured isn't visible from a Google search.
We've cataloged every active solar provider in Massachusetts (21 total across 7 cities) and ranked them by composite ServiceAgent Score - a weighted blend of Trust (data quality + verification + review-volume credibility) and Recommendation (rating + review volume, Bayesian-shrunk).
Below: the top 25 solar providers in Massachusetts, transparent methodology, cost benchmarks for the trade, and the red flags worth walking away from. Drill into your city in the related pages section for a tighter local ranking.
At-a-glance: top 11 solar pros in Massachusetts
Compare the top picks side-by-side. Full reviews of each below.
SA Score = ServiceAgent composite (0–10). Tap a row number to jump to the full review.
How we chose these
We rank every active provider in every active solar business in Massachusetts by a composite ServiceAgent Score (0-10) made up of two components:
Trust Score (40%) - rewards owner-verified status, completeness of contact info, presence of hours/coordinates/photos, and review-volume credibility.
Recommendation Score (60%) - Google rating Bayesian-shrunk toward the category mean using a 25-review prior so high-volume providers can't be dethroned by 5-star outliers.
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.
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.
21 Best Solar Companies Ranked
Ranked by composite ServiceAgent Score. 21 verified businesses match.
Best for: Homeowners who want a high-volume operator with a long, consistent track record.
| Location | Lexington, MA · 3 Bow St Suite 3, Lexington, MA 02420 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Solar energy company |
| Rating | 5.0★ across 669 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Great Sky Solar has built a high-volume operation in Lexington, with 669 Google reviews averaging 5.0 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
5.0-star average across 669 reviews is in the top 5% of providers in Lexington - 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 (8.8/10) reflects a rare combination of review depth, rating, and data completeness. Hard to argue with the data.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (888) 966-0726 |
| Website | greatskysolar.com |
2. EnergySage
Best for: Homeowners who want a high-volume operator with a long, consistent track record.
| Location | Boston, MA · 3 Center Plz, Boston, MA 02108 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Solar energy company |
| Rating | 4.8★ across 1,028 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
EnergySage has built a high-volume operation in Boston, with 1,028 Google reviews averaging 4.8 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
4.8-star average across 1,028 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 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (888) 838-4638 |
| Website | www.energysage.com/?utm_source=gmb&utm_medium=link&utm_campaign=google_my_business |
Best for: Customers prioritizing top-end satisfaction scores in Woburn.
| Location | Woburn, MA · 21 Olympia Ave unit v, Woburn, MA 01801 |
|---|---|
| Established | Operating multiple years (moderate review history) |
| Specialization | Solar energy company |
| Rating | 4.9★ across 115 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Future Energy Solar maintains a strong 4.9-star reputation across 115 reviews in Woburn, 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 115 reviews is in the top 5% of providers in Woburn - 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 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (781) 960-7005 |
| Website | futureenergysolar.com |
4. Boston Solar
Best for: Mid-tier solar jobs where price and quality both matter.
| Location | Woburn, MA · 12 Gill St #5650, Woburn, MA 01801 |
|---|---|
| Established | Established (very high review volume) |
| Specialization | Solar energy company |
| Rating | 4.7★ across 1,358 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Boston Solar operates in Woburn with 1,358 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 1,358 reviews puts them in the upper tier for solar providers in Woburn.
⚠ 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
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (617) 858-1645 |
| Website | www.bostonsolar.us/?utm_source=GMBlisting&utm_medium=organic&utm_campaign=web |
Best for: Mid-tier solar jobs where price and quality both matter.
| Location | Danvers, MA · 3 Electronics Ave Suite 102, Danvers, MA 01923 |
|---|---|
| Established | Established (high review volume) |
| Specialization | Solar energy company |
| Rating | 4.7★ across 213 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Solaris Renewables operates in Danvers with 213 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 213 reviews puts them in the upper tier for solar providers in Danvers.
⚠ 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
Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.
| 24/7 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (781) 219-0719 |
| Website | solarisrenewables.com |
Best for: Buyers willing to try a newer entrant with strong early reviews.
| Location | Saugus, MA · 999 Broadway #101, Saugus, MA 01906 |
|---|---|
| Established | Some operating history (limited review volume) |
| Specialization | Solar energy company |
| Rating | 5.0★ across 24 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Clean Solar Energy - Massachusetts is a smaller or newer entrant in Saugus with 24 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 24 reviews puts them in the upper tier for solar providers in Saugus.
⚠ 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 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (978) 476-6610 |
| Website | cleansolarenergy.ai |
Best for: Customers prioritizing top-end satisfaction scores in Somerville.
| Location | Somerville, MA · 165 Middlesex Ave, Somerville, MA 02145 |
|---|---|
| Established | Some operating history (limited review volume) |
| Specialization | Solar energy company |
| Rating | 4.9★ across 36 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Brightway Energy operates in Somerville with 36 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 36 reviews puts them in the upper tier for solar providers in Somerville.
⚠ 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 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (617) 906-6655 |
| Website | brightwayenergy.com |
Best for: Mid-tier solar jobs where price and quality both matter.
| Location | Boston, MA · 24 Spice St, Boston, MA 02129 |
|---|---|
| Established | Operating multiple years (moderate review history) |
| Specialization | Solar energy system service |
| Rating | 4.7★ across 185 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Team Sunshine Construction, LLC. operates in Boston with 185 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 185 reviews puts them in the upper tier for solar providers in Boston.
⚠ 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 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (617) 580-8649 |
| Website | www.teamsunshine.solar |
Best for: Buyers willing to try a newer entrant with strong early reviews.
| Location | Boston, MA · 109 Kingston St Floor 2, Boston, MA 02111 |
|---|---|
| Established | Some operating history (limited review volume) |
| Specialization | Solar energy company |
| Rating | 5.0★ across 10 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
Resonant Energy is a smaller or newer entrant in Boston with 10 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 10 reviews puts them in the upper tier for solar providers in Boston.
⚠ 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 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (617) 294-6042 |
| Website | www.resonant.energy |
Best for: Mid-tier solar jobs where price and quality both matter.
| Location | Boston, MA · 262 Washington St #700, Boston, MA 02108 |
|---|---|
| Established | Operating multiple years (moderate review history) |
| Specialization | Solar energy company |
| Rating | 4.5★ across 154 Google reviews |
| Status | Unclaimed listing (Google data) |
The approach
SunPower Corporation operates in Boston with 154 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 154 reviews puts them in the upper tier for solar providers in Boston.
⚠ 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 emergency | Not advertised |
|---|---|
| Free estimate | Not advertised |
| Licensed + insured | Not advertised - verify before hiring |
| Phone | (800) 786-7693 |
| Website | us.sunpower.com |
Showing 10 of 21.
Trends this quarter
Pricing, demand, and provider trends — pulled from our Q4 2026 solar report.
- 21 solar providers tracked in Massachusetts this quarter, with an average ServiceAgent Score of 7.8/10.
- 2 elite-tier providers (Score ≥ 8.5/10), and an average Google rating of 4.44★.
- Total review volume changed by +13.9% quarter-over-quarter — a leading indicator of local solar demand.
- Median quote price moved -0.9% vs. the previous quarter for typical solar jobs.
- 0% of providers are owner-verified (+2.1% QoQ).
Source: ServiceAgent State of Solar in Massachusetts, Q4 2026. Quarterly methodology and full commentary available in the full report.
When demand peaks in Massachusetts for solar
12-month demand index (100 = annual average). Peaks in May, troughs in December. Book in the trough months to lock lower rates.
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.
| Job | Low | High |
|---|---|---|
| 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 business in Massachusetts?
Based on composite ServiceAgent Score across every active provider in Massachusetts, Great Sky Solar in Lexington ranks #1 (8.8/10). EnergySage in Boston (8.6/10) ranks #2 and Future Energy Solar in Woburn (8.4/10) ranks #3.
How much does solar service cost in Massachusetts?
Across Massachusetts, solar jobs span $10,000 - $45,000 depending on scope. $22,500 median for a 6 kW residential install before the 30% federal tax credit. Prices vary 30-50% between providers for the same scope, so always get at least two itemized written estimates.
What drives the price difference between solar providers in Massachusetts?
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 by phone without seeing the job often end up the most expensive after the fact.
What should I look for when hiring solar in Massachusetts?
Use this checklist:
• 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 basics, there's no shortage of pros in Massachusetts - move to the next one on the list.
What are the biggest red flags?
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 reason enough to politely walk.
Frequently asked questions
7 common questions about hiring a solar pro in this area.
Who is the best solar business in Massachusetts?
Based on composite ServiceAgent Score across every active provider in Massachusetts, Great Sky Solar in Lexington ranks #1 (8.8/10). EnergySage in Boston (8.6/10) ranks #2 and Future Energy Solar in Woburn (8.4/10) ranks #3.
How much does solar service cost in Massachusetts?
Across Massachusetts, solar jobs span $10,000 - $45,000 depending on scope. $22,500 median for a 6 kW residential install before the 30% federal tax credit. Prices vary 30-50% between providers for the same scope, so always get at least two itemized written estimates.
What drives the price difference between solar providers in Massachusetts?
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 by phone without seeing the job often end up the most expensive after the fact.
What should I look for when hiring solar in Massachusetts?
Use this checklist:
• 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 basics, there's no shortage of pros in Massachusetts - move to the next one on the list.
What are the biggest red flags?
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 reason enough to politely walk.
Where can I find solar pros in my specific city in Massachusetts?
Drill into your city from the related links. We have city-by-city rankings for 7 Massachusetts cities - navigate to Massachusetts › {your city} › Solar.
How does the ServiceAgent Score work?
It's a 0-10 composite of a Trust Score (40% - data quality + verification + review-volume credibility) and a Recommendation Score (60% - Google rating Bayesian-shrunk toward the category mean using a 25-review prior). Full formula on the methodology page.
Reports & insights
Pricing, demand, and provider trends for Massachusetts — refreshed quarterly.
State of Solar in Massachusetts, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for solar providers across Massachusetts.
State of home services in Massachusetts, Q4 2026
Pricing, demand, and provider trends across every home-service category in Massachusetts.
State of Plumbing in Massachusetts, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for plumbing providers across Massachusetts.
State of HVAC in Massachusetts, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for hvac providers across Massachusetts.
State of Electricians in Massachusetts, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for electricians providers across Massachusetts.
State of Roofing in Massachusetts, Q4 2026
Pricing trends, demand signals, and elite-tier shifts for roofing providers across Massachusetts.
Verify any provider's license in Massachusetts
Always confirm a contractor is in good standing before hiring. Massachusetts uses the Massachusetts Office of Public Safety and Inspections. Search by license number, business name, or address.
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About the contributors
Written by
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
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 18, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.