88/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 189 Google reviews, open 24/7.
- 5.0★ from 189 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Solar Installers in Trumbull, CT (2026)
170 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Trumbull: Freedom Power Solutions, CR Score 88/100; 5.0★ from 189 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): ISP Solar Energy Company, posts 24/7 hours; ranked #2 of 170.
- 13
Most-reviewed: NY State Solar, 1,072 Google reviews at 4.8★, the most of 170 ranked; ranked #13.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
170 Trumbull solar installers are ranked here by CR Score, from 8 published factors. 18 are open 24/7, 99 open Saturdays and 59 open Sundays, based on posted hours. The median Google rating is 4.9★ across 170 rated businesses.
Top 10 solar installers in Trumbull at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Freedom Power Solutions | 88 | 5.0★ (189) | West Hills, 32 mi away | 24/7 | Overall |
| 2 | ISP Solar Energy Company | 88 | 5.0★ (30) | Darien, 6 mi away | 24/7 | Emergencies |
| 3 | Long Island Power Solutions | 87 | 4.9★ (791) | Ronkonkoma, 31 mi away | Sat · Sun · Evenings | — |
| 4 | GreenLeaf Solar | 86 | 4.7★ (95) | Centereach, 25 mi away | 24/7 | — |
| 5 | Truth Solar | 85 | 5.0★ (57) | Hauppauge, 30 mi away | 24/7 | — |
| 6 | SUNation Energy | 85 | 4.7★ (930) | Ronkonkoma, 32 mi away | Sat · Sun | — |
| 7 | Renew Solar Services | 85 | 5.0★ (85) | Babylon, 38 mi away | 24/7 | — |
| 8 | Sun Path Energy | 84 | 5.0★ (27) | Cheshire, 24 mi away | 24/7 | — |
| 9 | New York Power Solutions - Smarter Solar | 84 | 4.9★ (248) | White Plains, 33 mi away | Sat · Sun · Evenings | — |
| 10 | Shoreline Solar | 84 | 5.0★ (67) | Hamden, 21 mi away | Sat · Sun · Evenings | — |
The 170 best solar installers in Trumbull, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Darien, 6 mi away
88/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 30 Google reviews, open 24/7.
- 5.0★ from 30 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Ronkonkoma, 31 mi away
87/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 791 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 791 Google reviews
- Hours
- Mon–Thu 9 AM–9 PM · Fri 9 AM–8 PM · Sat–Sun 9 AM–5 PM
- Address
- 2060 Ocean Ave, Ronkonkoma, NY 11779
Based in Centereach, 25 mi away
86/100CR ScoreRanked #4 because of its Google rating and availability: 4.7★ from 95 Google reviews, open 24/7.
- 4.7★ from 95 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11 Technology Dr, Setauket- East Setauket, NY 11733
#5 Truth Solar
Based in Hauppauge, 30 mi away
85/100CR ScoreRanked #5 because of its Google rating and availability: 5.0★ from 57 Google reviews, open 24/7.
- 5.0★ from 57 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2150 Joshuas Path Suite 16, Hauppauge, NY 11788
Based in Ronkonkoma, 32 mi away
85/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 930 Google reviews, listed on Google as “Solar energy company”.
- 4.7★ from 930 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat 9 AM–3 PM · Sun 9 AM–2 PM
- Address
- 171 Remington Blvd, Ronkonkoma, NY 11779
Based in Babylon, 38 mi away
85/100CR ScoreRanked #7 because of its Google rating and availability: 5.0★ from 85 Google reviews, open 24/7.
- 5.0★ from 85 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 32 Florence Ct, Babylon, NY 11702
Based in Cheshire, 24 mi away
84/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 27 Google reviews, open 24/7.
- 5.0★ from 27 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 526 W Main St, Cheshire, CT 06410
Based in White Plains, 33 mi away
84/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 248 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 248 Google reviews
- Hours
- Mon–Sat 7 AM–10 PM · Sun 7 AM–2 PM
- Address
- 50 Main St Apartment 1000, White Plains, NY 10606
#10 Shoreline Solar
Based in Hamden, 21 mi away
84/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 67 Google reviews
- Hours
- Mon–Sun 9 AM–9 PM
- Address
- 4133 Whitney Ave Suite 2G, Hamden, CT 06518
#11 Sunrun Solar
Based in Cromwell, 39 mi away
84/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 287 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 287 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 712 Brook St #104, Rocky Hill, CT 06067
#12 Sunpol Solar
Based in Newington, 38 mi away
83/100CR ScoreRanked #12 because of its Google rating and availability: 4.9★ from 39 Google reviews, open 24/7.
- 4.9★ from 39 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 125B Rockwell Rd, Newington, CT 06111
#13 NY State Solar
Based in Hicksville, 38 mi away
83/100CR ScoreRanked #13 because of its Google rating and review volume: 4.8★ from 1,072 Google reviews, the most Google reviews on this list (1,072).
- 4.8★ from 1,072 Google reviews
- Hours
- Mon–Fri 8 AM–9 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 385 W John St Unit 100, Hicksville, NY 11801
Based in Calverton, 27 mi away
82/100CR ScoreRanked #14 because of its Google rating and review volume: 5.0★ from 270 Google reviews, 270 Google reviews.
- 5.0★ from 270 Google reviews
- Hours
- Mon–Sun 9 AM–5 PM
#15 Sunrun Solar
Based in Greenburgh, 35 mi away
82/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.6★ from 269 Google reviews, listed on Google as “Solar energy company”.
- 4.6★ from 269 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 570 Taxter Rd, Elmsford, NY 10523
#16 SunQuest Solar
Based in Westport, 11 mi away
82/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 80 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 80 Google reviews
- Hours
- Mon–Fri 9 AM–7 PM · Sat 10 AM–4 PM · Sun closed
- Address
- 8 Wright St Suite 107, Westport, CT 06880
#17 Trinity Solar
Based in Cheshire, 26 mi away
82/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.5★ from 1,007 Google reviews, listed on Google as “Solar energy company”.
- 4.5★ from 1,007 Google reviews
- Hours
- Mon–Fri 9 AM–8 PM · Sat 10 AM–4 PM · Sun closed
- Address
- 7 McKee Pl, Cheshire, CT 06410
#18 Home Solar CT
Based in Oakville, 29 mi away
81/100CR ScoreRanked #18 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
- 5.0★ from 10 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#19 Solara Solar
Based in Bethel, 13 mi away
81/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 58 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 58 Google reviews
- Hours
- Mon–Fri 7 AM–7:30 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 14 Commerce Rd, Newtown, CT 06470
Based in Coram, 23 mi away
81/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Fri 8 AM–10 PM · Sat–Sun 8 AM–8 PM
- Address
- 10 Hillcrest Pl, Mt Sinai, NY 11766
#21 Leviathan Solar
Based in Ronkonkoma, 31 mi away
81/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 46 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 46 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat–Sun 9 AM–5 PM
- Address
- 1993 Pond Rd, Ronkonkoma, NY 11779
Based in Middlebury, 21 mi away
80/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 332 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 332 Google reviews
- Hours
- Mon–Fri 7 AM–8 PM · Sat–Sun closed
- Address
- 751 Straits Turnpike Suite 2000, Middlebury, CT 06762
Based in West Haven, 12 mi away
80/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 24/7.
- 5.0★ from 12 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 279 Terrace Ave, West Haven, CT 06516
Based in Coram, 24 mi away
80/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 75 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 75 Google reviews
- Hours
- Mon–Fri 8:30 AM–7 PM · Sat 8:30 AM–5 PM · Sun closed
Based in Branford, 22 mi away
80/100CR ScoreRanked #25 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
- 5.0★ from 7 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 375 E Main St, Branford, CT 06405
Solar installers ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 170 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Sunrun Solar | 80 | 4.4★ (308) | 38 mi |
| 27 | Sunrun Solar | 80 | 4.1★ (183) | 19 mi |
| 28 | Green Power Energy | 80 | 4.8★ (166) | 30 mi |
| 29 | Wood Kingdom West | 80 | 4.5★ (184) | 36 mi |
| 30 | ECOVOLT: Solar Energy | 80 | 5.0★ (6) | 23 mi |
| 31 | LLK Solar | 80 | 5.0★ (4) | 8 mi |
| 32 | JD Solar Solutions | 80 | 4.9★ (33) | 9 mi |
| 33 | 3 Sons Solar Energy Solutions | 80 | 4.9★ (38) | 36 mi |
| 34 | Liberty Energy Solar Solutions | 80 | 5.0★ (42) | 32 mi |
| 35 | Freedom Solar USA | 79 | 4.5★ (84) | 13 mi |
| 36 | Empower Energy Solutions | 79 | 4.7★ (563) | 18 mi |
| 37 | Power Group Construction Inc | 79 | 5.0★ (80) | 34 mi |
| 38 | Momentum Solar New York | 79 | 4.4★ (751) | 34 mi |
| 39 | Sol Choice, LLC | 79 | 5.0★ (23) | 29 mi |
| 40 | Sunshine Plus Solar Corp - Solar Panel Company Long Island | 79 | 5.0★ (27) | 38 mi |
| 41 | PosiGen Home Solar | 79 | 4.0★ (337) | 5 mi |
| 42 | Go Solar with Sayles | 78 | 5.0★ (5) | 29 mi |
| 43 | Bright Light Energy | 78 | 4.9★ (76) | 33 mi |
| 44 | SUNZER0 LLC | 78 | 5.0★ (23) | 38 mi |
| 45 | SunNectar | 78 | 5.0★ (8) | 23 mi |
| 46 | ProFusion Home Solutions | 78 | 4.7★ (33) | 37 mi |
| 47 | US Solar Enterprise | 78 | 4.4★ (34) | 30 mi |
| 48 | Four Seasons Roofing & Exteriors | 78 | 4.9★ (683) | 38 mi |
| 49 | New England Solar Direct | 78 | 5.0★ (8) | 28 mi |
| 50 | A1 Solar | 78 | 5.0★ (53) | 35 mi |
Also serving Trumbull
20 more solar installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Ascend Solar | 5.0★ (2) | 39 mi |
| Build My Solar | 5.0★ (2) | 33 mi |
| County Comfort Home Solutions | 5.0★ (2) | 36 mi |
| CT SOLAR POWER, LLC | 5.0★ (1) | 9 mi |
| Energy Resources USA dba JK Energy Solutions | 5.0★ (2) | 29 mi |
| Forever Roofing LLC | 4.0★ (2) | 13 mi |
| Kamtech Solar | 5.0★ (2) | 37 mi |
| Medford Solar Power | 5.0★ (2) | 31 mi |
| Metro Sun Solar | 5.0★ (2) | 26 mi |
| Milford Solar | 5.0★ (1) | 7 mi |
| MYSUNWORK LLC | 5.0★ (2) | 29 mi |
| New Britain Solar | 4.5★ (2) | 37 mi |
| Norwalk Solar | 4.5★ (2) | 14 mi |
| Power Home Remodeling | 4.6★ (3,018) | In Trumbull |
| Renewable Energy CT | 5.0★ (2) | 29 mi |
| Solar Cleaning Pros | 5.0★ (1) | 9 mi |
| Solar Pros LLC | 3.0★ (2) | 29 mi |
| Solares Ceramic & Remodeling Services | 5.0★ (2) | 28 mi |
| Source Lumen | 5.0★ (2) | 29 mi |
| Star Power Solar | 5.0★ (2) | 32 mi |
How much do solar installers cost in Trumbull?
Typical prices in USD, adjusted for Connecticut with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $28,990 | $32,790 | $35,670 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.05 New England factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Trumbull solar installers
We scored 170 Trumbull solar installers on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Trumbull data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Solar installers in Trumbull: frequently asked questions
Who is the best solar installer in Trumbull?
By CR Score, the highest-ranked solar installer in Trumbull, CT is Freedom Power Solutions with a CR Score of 88/100. It has 5.0★ from 189 Google reviews. It is open 24/7. ISP Solar Energy Company (#2) and Long Island Power Solutions (#3) follow. We ranked 170 solar installers on 8 factors, last updated October 22, 2026.
How many solar installers are there in Trumbull?
ContractorsRanked ranks 170 solar installers serving Trumbull, CT. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which solar installers in Trumbull are open 24/7?
18 ranked solar installers in Trumbull post 24/7 hours. The highest-ranked are Freedom Power Solutions (#1), ISP Solar Energy Company (#2) and GreenLeaf Solar (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Trumbull work on weekends?
99 of 170 ranked solar installers post Saturday hours and 59 post Sunday hours. The highest-ranked open Saturdays are Freedom Power Solutions (#1), ISP Solar Energy Company (#2) and Long Island Power Solutions (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Trumbull?
Solar panel installation typically costs $28,990 to $35,670, with $32,790 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.05 New England factor (2025 Cost vs. Value Report)). The range is adjusted for Connecticut. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Trumbull solar installers have?
The median Google rating among 170 rated solar installers in Trumbull is 4.9★, with a median of 24 reviews. NY State Solar has the most, 1,072 reviews, and ranks #13. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank solar installers?
Each solar installer gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do solar installers outside Trumbull count in this ranking?
Yes, if they are within 40 mi of the Trumbull city center, our service radius for solar installers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for Trumbull
- October 2026: CR Scores recalculated for 170 solar installers serving Trumbull.
- October 2026: 1 duplicate listing merged.
More solar installers and Trumbull pages
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