Solar installers in Sullivan County
33 companies have installed solar on 299 homes here since 2023. Covers Thompson, Mamakating, Monticello, Liberty, Bethel, Neversink and nearby towns.
| Installer | Homes since 2023 | Median price in state |
|---|---|---|
| Wiltshire Renewable Energy SystemsBased in Troy, NY · NY-Sun participating contractor · (518) 687-0135 | 59 | $3.39/W$0.77 below median |
| Infinity Solar SystemsBased in Mahwah, NJ · NY-Sun participating contractor · (845) 200-3700 | 50 | $3.55/W$0.61 below median |
| SunrunBased in San Francisco, CA · NY-Sun participating contractor · (805) 242-7255 | 41 | $5.06/W$0.90 above median |
| PlugPVBased in Troy, NY · NY-Sun participating contractor · (518) 948-5316 | 25 | $4.26/W$0.10 above median |
| New York State Solar FarmBased in Modena, NY · NY-Sun participating contractor · (845) 255-0610 | 22 | $3.45/W$0.71 below median |
| TeslaBased in Fremont, CA · NY-Sun participating contractor · (702) 680-6683 | 14 | $2.30/W$1.86 below median |
| Trinity SolarBased in Chester, NY · NY-Sun participating contractor · (732) 780-3779 | 14 | $4.92/W$0.76 above median |
| Onsite EnergyBased in Tomkins Cove, NY · NY-Sun participating contractor · (845) 204-8144 | 12 | $4.22/W$0.06 above median |
| SunCommonBased in Pasadena, CA · (626) 271-0224 | 10 | $3.69/W$0.47 below median |
| Greenpoint Solar ElectricalBased in Pine Bush, NY · NY-Sun participating contractor · (845) 206-9551 | 7 | $2.96/W$1.20 below median |
| Solar Bear Energy | 5 | — |
| SunPowerBased in Richmond, CA · (908) 216-1280 | 5 | $6.39/W$2.23 above median |
| Sunnova EnergyBased in Houston, TX · NY-Sun participating contractor · (281) 985-9820 | 5 | $5.73/W$1.57 above median |
| Kasselman SolarBased in Menands, NY · NY-Sun participating contractor · (518) 478-8365 | 4 | $3.45/W$0.71 below median |
| Kamtech Solar | 3 | $6.35/W$2.19 above median |
| Tristate Solar ServicesBased in Congers, NY · NY-Sun participating contractor · (845) 213-9543 | 3 | $3.04/W$1.12 below median |
| Electricade Dba Superior Solar UsaBased in Chester, NY · NY-Sun participating contractor | 2 | $1.93/W$2.23 below median |
| IGS Energy | 2 | $4.26/W$0.10 above median |
| Long Island Power SolutionsBased in Islandia, NY · NY-Sun participating contractor · (631) 348-0001 | 2 | $3.20/W$0.96 below median |
| Apex Energy TekBased in Queensbury, NY · NY-Sun participating contractor · (518) 309-2786 | 1 | $3.15/W$1.01 below median |
| Distributed Asset Solutions | 1 | — |
| Integrity Solar SolutionsBased in Fair Lawn, NJ · NY-Sun participating contractor · (201) 566-0487 | 1 | $3.13/W$1.03 below median |
| Jordan Energy Food EnterprisesBased in Troy, NY · NY-Sun participating contractor · (518) 326-1104 | 1 | — |
| Lighthouse SolarBased in New Paltz, NY · NY-Sun participating contractor · (845) 417-3485 | 1 | $3.40/W$0.76 below median |
| Momentum SolarBased in Metuchen, NJ · NY-Sun participating contractor · (732) 902-6224 | 1 | $5.77/W$1.61 above median |
| Novel Approaches Solar ApplicationsBased in Middletown, NY · NY-Sun participating contractor · (845) 386-1920 | 1 | — |
| Quest Home Improvement | 1 | $6.56/W$2.40 above median |
| Renua EnergyBased in Clifton Park, NY · NY-Sun participating contractor · (518) 391-5980 | 1 | — |
| SolantaBased in Brooklyn, NY · NY-Sun participating contractor · (833) 765-2682 | 1 | $5.06/W$0.90 above median |
| Solar Alchemy | 1 | — |
| Solar Liberty Energy Systems | 1 | $3.51/W$0.65 below median |
| Us Energy ConciergeBased in Hopewell Junction, NY · NY-Sun participating contractor · (917) 656-0597 | 1 | $3.19/W$0.97 below median |
| Venture Home SolarBased in Stamford, CT · NY-Sun participating contractor · (203) 858-3051 | 1 | $4.73/W$0.57 above median |
Ranked by homes installed, which shows who’s active here, not who’s best. Prices are each company’s median for systems sold outright, shown when it sold at least 10.
Towns in Sullivan County: Thompson, Mamakating, Monticello, Liberty, Bethel, Neversink, Rockland, Lumberland, Highland, Delaware, Cochecton, Tusten.
Other New York counties
How much does solar cost in Sullivan County, NY?
Homes in Sullivan County that bought solar in 2023–2025 paid a median $3.55/W installed, about $40,800 for a 11.5 kW system before incentives.
Which solar companies install in Sullivan County, NY?
33 installers have put in home systems in Sullivan County since 2023, the busiest being Wiltshire Renewable Energy Systems, Infinity Solar Systems, Sunrun, PlugPV, New York State Solar Farm.
Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.