79 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Southold: Element Energy Systems (E2SYS), CR Score 60/100; 4.8★ from 98 Google reviews; open Saturdays until 12 PM.
Best for emergencies (open 24/7): GreenLeaf Solar, posts 24/7 hours; ranked #2 of 79.
Most-reviewed: PosiGen Home Solar, 337 Google reviews at 4.0★, the most of 79 ranked; ranked #19.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
79 Southold solar installers are ranked here by CR Score, from ten published factors. 9 are open 24/7, 42 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 5.0★ across 79 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Element Energy Systems (E2SYS) | 60 | 4.8★ (98) | Calverton, 9 mi away | Sat | Overall |
| 2 | GreenLeaf Solar | 58 | 4.7★ (95) | Centereach, 36 mi away | 24/7 | Emergencies |
| 3 | GreenLogic Energy | 58 | 4.9★ (121) | Hampton Bays, 12 mi away | — | — |
| 4 | Green Power Energy | 58 | 4.8★ (166) | Wallingford Center, 32 mi away | Sat · Evenings | — |
| 5 | Shoreline Solar | 57 | 5.0★ (67) | Hamden, 36 mi away | Sat · Sun · Evenings | — |
| 6 | Liberty Energy Solar Solutions | 57 | 5.0★ (42) | West Hills, 32 mi away | Sat · Sun · Evenings | — |
| 7 | Sunchain Energy Inc. | 56 | 5.0★ (75) | Coram, 32 mi away | Sat · Evenings | — |
| 8 | Apex Energy - Hamptons Solar | 56 | 5.0★ (6) | Hampton Bays, 15 mi away | 24/7 | — |
| 9 | Sunrun Solar | 56 | 4.1★ (183) | North Haven, 32 mi away | Sat · Sun | — |
| 10 | Sun Path Energy | 56 | 5.0★ (27) | Cheshire, 40 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.8★ from 98 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Centereach, 36 mi away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 95 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hampton Bays, 12 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 121 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wallingford Center, 32 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 166 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hamden, 36 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Hills, 32 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Coram, 32 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 75 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hampton Bays, 15 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Haven, 32 mi away
Ranked #9 because of its Google rating and trade focus: 4.1★ from 183 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cheshire, 40 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Branford, 24 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Coram, 33 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Plainfield, 22 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Haven, 33 mi away
Ranked #14 because of its Google rating and trade focus: 4.5★ from 84 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oakville, 35 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Groton, 35 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Holtsville, 37 mi away
Ranked #17 because of its Google rating and trade focus: 4.4★ from 34 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Groton, 22 mi away
Ranked #18 because of its Google rating and trade focus: 4.6★ from 7 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bridgeport, 39 mi away
Ranked #19 because of its Google rating and trade focus: 4.0★ from 337 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bristol, 35 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Solar energy company”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Port Jefferson Station, 35 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milford, 33 mi away
Ranked #22 because of its Google rating and trade focus: 4.6★ from 89 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in City of Milford (balance), 35 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Hills, 32 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Branford, 24 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 22 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#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 79 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | NY Energy | 52 | 4.4★ (19) | 31 mi |
| 27 | Omega Energy LLC | 52 | 5.0★ (35) | 35 mi |
| 28 | LUX Pwr | 52 | 5.0★ (7) | 35 mi |
| 29 | NYS Essential Power | 52 | 4.5★ (104) | 40 mi |
| 30 | Unity Energy | 52 | 5.0★ (13) | 35 mi |
| 31 | JD Solar Solutions | 52 | 4.9★ (33) | 34 mi |
| 32 | SunNectar | 51 | 5.0★ (8) | 39 mi |
| 33 | Ion Solar - Connecticut | 51 | 4.2★ (33) | 37 mi |
| 34 | Long Island Solar Specialists | 51 | 5.0★ (4) | 31 mi |
| 35 | Horizon Solar, LLC | 51 | 5.0★ (4) | 31 mi |
| 36 | Kohler Roofing Solar & Construction | 51 | 5.0★ (12) | 32 mi |
| 37 | Empower Solar & Roofing | 51 | 5.0★ (11) | 35 mi |
| 38 | Greenskies Clean Energy LLC | 51 | 4.6★ (34) | 32 mi |
| 39 | Alpha Solar | 51 | 5.0★ (10) | 35 mi |
| 40 | SunPlus1 | 51 | 5.0★ (4) | 34 mi |
| 41 | Northeast Custom Solar | 51 | 4.6★ (11) | 35 mi |
| 42 | LLK Solar | 51 | 5.0★ (4) | 36 mi |
| 43 | A1 Roofing | 51 | 4.9★ (257) | 33 mi |
| 44 | Lighthouse Energy Partners Long Island | 50 | 5.0★ (41) | 31 mi |
| 45 | Helio Solar | 50 | 4.5★ (41) | 39 mi |
| 46 | National Renewable Energy Partners | 50 | 4.8★ (17) | 31 mi |
| 47 | One Source Energy Consultant | 50 | 5.0★ (20) | 36 mi |
| 48 | Ametric Roofing & Solar | 50 | 5.0★ (16) | 35 mi |
| 49 | Green Audit USA | 50 | 5.0★ (8) | 28 mi |
| 50 | Son Energy Systems | 50 | 5.0★ (7) | 25 mi |
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 |
|---|---|---|
| AAA Electrical Services Inc. | 5.0★ (1) | 34 mi |
| CT SOLAR POWER, LLC | 5.0★ (1) | 36 mi |
| CT Solar Services | 5.0★ (1) | 35 mi |
| Energy and Solar Unlimited | 5.0★ (1) | 28 mi |
| Energy Now Inc. | 1.0★ (1) | 31 mi |
| Evergreen Solar Energy LLC | 5.0★ (1) | 36 mi |
| Medford Solar Power | 5.0★ (2) | 34 mi |
| Metro Sun Solar | 5.0★ (2) | 22 mi |
| Milford Solar | 5.0★ (1) | 36 mi |
| MYSUNWORK LLC | 5.0★ (2) | 35 mi |
| National Roofing and Solar Corporation | 5.0★ (1) | 22 mi |
| New London Solar | 4.0★ (1) | 26 mi |
| Platinum East Electric Inc. | In Southold | |
| Renewable Energy CT | 5.0★ (2) | 19 mi |
| Solar Cleaning Pros | 5.0★ (1) | 36 mi |
| Solar Pros LLC | 3.0★ (2) | 35 mi |
| Solar Tech | 5.0★ (1) | 25 mi |
| Source Lumen | 5.0★ (2) | 35 mi |
| Sun Solar Products | 1.0★ (1) | 35 mi |
| SUNPOWER DIRECT LONG ISLAND | 5.0★ (1) | 28 mi |
Typical prices in USD, adjusted for New York with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $33,090 | $37,430 | $40,720 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.20 Middle Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
We scored 79 Southold solar installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Southold data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |