246 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Williston Park: NY State Solar, CR Score 63/100; 4.8★ from 1,072 Google reviews; open Saturdays until 12 PM.
Best for emergencies (open 24/7): Renew Solar Services, posts 24/7 hours; ranked #3 of 246.
Most-reviewed: Suntuity Renewables, 1,629 Google reviews at 4.3★, the most of 246 ranked; ranked #29.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
246 Williston Park solar installers are ranked here by CR Score, from ten published factors. 28 are open 24/7, 128 open Saturdays and 78 open Sundays, based on posted hours. The median Google rating is 4.9★ across 246 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | NY State Solar | 63 | 4.8★ (1,072) | Hicksville, 5 mi away | Sat · Evenings | Overall |
| 2 | Long Island Power Solutions | 61 | 4.9★ (791) | Ronkonkoma, 27 mi away | Sat · Sun · Evenings | — |
| 3 | Renew Solar Services | 60 | 5.0★ (85) | Babylon, 17 mi away | 24/7 | Emergencies |
| 4 | Sunrun Solar | 60 | 4.4★ (308) | Westbury, 5 mi away | Sat · Sun | — |
| 5 | New York Power Solutions - Smarter Solar | 60 | 4.9★ (248) | White Plains, 20 mi away | Sat · Sun · Evenings | — |
| 6 | SUNation Energy | 60 | 4.7★ (930) | Ronkonkoma, 27 mi away | Sat · Sun | — |
| 7 | Momentum Solar New York | 59 | 4.4★ (751) | Plainview, 10 mi away | Sat · Evenings | — |
| 8 | Wood Kingdom West | 59 | 4.5★ (184) | Farmingdale, 12 mi away | Sat · Sun | — |
| 9 | Truth Solar | 59 | 5.0★ (57) | Hauppauge, 23 mi away | 24/7 | — |
| 10 | Mpower Solar | 58 | 4.8★ (263) | Brooklyn, 18 mi away | Sat · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.8★ from 1,072 Google reviews, listed on Google as “Solar energy company”.
Based in Ronkonkoma, 27 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 791 Google reviews, listed on Google as “Solar energy company”.
Based in Babylon, 17 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Solar energy company”.
Based in Westbury, 5 mi away
Ranked #4 because of its Google rating and trade focus: 4.4★ from 308 Google reviews, listed on Google as “Solar energy company”.
Based in White Plains, 20 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 248 Google reviews, listed on Google as “Solar energy company”.
Based in Ronkonkoma, 27 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 930 Google reviews, listed on Google as “Solar energy company”.
Based in Plainview, 10 mi away
Ranked #7 because of its Google rating and trade focus: 4.4★ from 751 Google reviews, listed on Google as “Solar energy company”.
Based in Farmingdale, 12 mi away
Ranked #8 because of its Google rating and trade focus: 4.5★ from 184 Google reviews, listed on Google as “Solar energy company”.
Based in Hauppauge, 23 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Solar energy company”.
Based in Brooklyn, 18 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 263 Google reviews, listed on Google as “Solar energy company”.
Based in Jamaica, 9 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 43 Google reviews, listed on Google as “Solar energy system service”.
Based in Greenburgh, 23 mi away
Ranked #12 because of its Google rating and trade focus: 4.6★ from 269 Google reviews, listed on Google as “Solar energy company”.
Based in Valley Stream, 6 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 70 Google reviews, listed on Google as “Solar panel maintenance service”.
Based in Hicksville, 7 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 33 Google reviews, listed on Google as “Solar energy company”.
Based in Farmingdale, 12 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 38 Google reviews, listed on Google as “Solar energy company”.
Based in Kew Gardens Hills, 10 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 70 Google reviews, listed on Google as “Solar energy company”.
Based in Centereach, 31 mi away
Ranked #17 because of its Google rating and trade focus: 4.7★ from 95 Google reviews, listed on Google as “Solar energy company”.
Based in Elizabeth, 31 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 172 Google reviews, listed on Google as “Solar energy company”.
Based in Manhasset, 4 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Solar energy company”.
Based in Great Neck, 5 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Solar energy company”.
Based in New City, 33 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 122 Google reviews, listed on Google as “Solar energy company”.
Based in Brooklyn, 19 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 235 Google reviews, listed on Google as “Solar energy company”.
Based in West Babylon, 16 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Solar energy company”.
Based in Mahwah, 35 mi away
Ranked #24 because of its Google rating and trade focus: 4.7★ from 623 Google reviews, listed on Google as “Solar energy company”.
Based in Lynbrook, 7 mi away
Ranked #25 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Solar energy company”.
#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 246 ranked solar installers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Kamtech Solar Solutions | 56 | 4.8★ (146) | 11 mi |
| 27 | Robinhood Solar Group | 56 | 5.0★ (51) | 27 mi |
| 28 | Empower Energy Solutions | 56 | 4.7★ (563) | 24 mi |
| 29 | Suntuity Renewables | 56 | 4.3★ (1,629) | 36 mi |
| 30 | Blue Shield Solar | 56 | 5.0★ (25) | 19 mi |
| 31 | Solar Pro | 56 | 5.0★ (92) | 16 mi |
| 32 | Precision Solar | 56 | 5.0★ (45) | 4 mi |
| 33 | Freedom Solar Installation | 56 | 5.0★ (43) | 17 mi |
| 34 | Parkway Solar Installation | 56 | 4.8★ (47) | 14 mi |
| 35 | Precision Solar | 56 | 5.0★ (140) | 20 mi |
| 36 | Four Seasons Roofing & Exteriors | 56 | 4.9★ (683) | 12 mi |
| 37 | Leviathan Solar | 55 | 4.9★ (46) | 28 mi |
| 38 | Energizer Solar | 55 | 5.0★ (39) | 18 mi |
| 39 | ISP Solar Energy Company | 55 | 5.0★ (30) | 35 mi |
| 40 | Sunny Earth | 55 | 5.0★ (5) | 5 mi |
| 41 | Jersey Solar Power Systems | 55 | 4.8★ (10) | 22 mi |
| 42 | JSV Quick Solar | 55 | 5.0★ (43) | 33 mi |
| 43 | SolarOptix Energy | 55 | 5.0★ (6) | 18 mi |
| 44 | Advisor Solar | 55 | 5.0★ (104) | 35 mi |
| 45 | Surf Clean Energy | 55 | 4.3★ (149) | 7 mi |
| 46 | Bright Light Energy | 55 | 4.9★ (76) | 30 mi |
| 47 | Trinity Solar | 55 | 4.4★ (214) | 27 mi |
| 48 | S&R Solar Design | 55 | 5.0★ (37) | 10 mi |
| 49 | Solaroof NY | 55 | 4.9★ (53) | 12 mi |
| 50 | SunQuest Solar | 55 | 4.9★ (80) | 30 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 |
|---|---|---|
| 1st Light Energy | 3.0★ (2) | 9 mi |
| Bolander Solar Co. | 5.0★ (2) | 29 mi |
| Build My Solar | 5.0★ (2) | 28 mi |
| Core Development Group | 5.0★ (2) | 33 mi |
| County Comfort Home Solutions | 5.0★ (2) | 33 mi |
| CVE North America | 3.0★ (2) | 18 mi |
| Delaware River Solar | 3.0★ (2) | 17 mi |
| EnergyPro Insulation | 4.5★ (2) | 20 mi |
| Forever Roofing LLC | 4.0★ (2) | 30 mi |
| Genie Energy Ltd | 1.0★ (2) | 28 mi |
| Kamtech Solar | 5.0★ (2) | 16 mi |
| Medford Solar Power | 5.0★ (2) | 35 mi |
| Monalisa Sun | 3.0★ (2) | 18 mi |
| MRK Solar | 5.0★ (2) | 18 mi |
| NJ Solar Panels | 5.0★ (2) | 18 mi |
| Norwalk Solar | 4.5★ (2) | 27 mi |
| Solar Energy Ads | 5.0★ (2) | 12 mi |
| Solares Ceramic & Remodeling Services | 5.0★ (2) | 20 mi |
| Solectric NY | 5.0★ (2) | 5 mi |
| Star Power Solar | 5.0★ (2) | 21 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 246 Williston Park 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 Williston Park 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 |