Locally owned and operated out of Bozeman and Missoula, OnSite Energy has been working with Montanans across the state to power their homes and businesses with clean, renewable energy for over a decade. Our nationally certified team specializes in solar electric and battery storage project development, design, and installation for residential, commercial and industrial sized systems.

2022 STATISTICS Rank #328 Total Kilowatts Installed 2022: 1,374 Employees: 27 Total Kilowatts Installed Since Founded:8,870 Primary Market: Res & Com   Primary Service: Installer

 

 

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2021 STATISTICS Rank #312 Total Kilowatts Installed 2021: 1,730 Employees: 21 Total Kilowatts Installed Since Founded:8,870 Primary Market: Res & Com   Primary Service: Installer

 

 

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2020 STATISTICS Rank #328 Total Kilowatts Installed 2020: 1,051 Employees: 18 Total Kilowatts Installed Since Founded:8,870 Primary Market: Residential   Primary Service: Rooftop Contractor

 

 

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2019 STATISTICS Rank #316 Total Kilowatts Installed 2019: 1,052 Employees: 12 Primary Market: Residential Primary Service: Rooftop Contractor

2019 Solar Installations by Company in Specific States and Territories

State / Territory kW Installed   Montana 1,023.0 View State Wyoming 28.0 View State

 

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2018 STATISTICS Rank #302 Total Kilowatts Installed 2018: 1,017.4 Employees: 8 Primary Service: EPC Primary Market: Residential

 

2017 STATISTICS 2018 Rank #361 Total Kilowatts Installed 2017: 584.9 Employees: 7 Primary Market: Residential Primary Service: EPC