Updates
What's new under the sun
Tesla Powerwall Installation
2019-06-05
We're excited to share that we recently completed our first Tesla Powerwall installation! As a Certified Installer, we now offer a customized solar-plus-battery solution as well as car chargers.See Details
Tesla Powerwall
MSU's Norm Asbjornson Hall
2019-06-04
This 216 kW solar array on Montana State University's new Norm Asbjornson College of Engineering building is the second largest rooftop solar array in Montana!See Details
The largest rooftop solar installation in the state
Eagle Mount
2019-05-16
In early spring of 2019 we installed a 22 kW solar array at Eagle Mount in Bozeman. The facility had a preexisting 5 kW solar array installed in 2012 that we adapted into the overall design of the now 27 kW system.See Details
Solar array on the Equestrian Center arena
NABCEP Certified Installers at OnSite Energy
When we say we're the most qualified solar contractor in the region, we mean it! Learn more about the NABCEP Certification and why it's so important in the solar industry.
Happy BCorp Month!
We believe in a better way of doing business. That's why we're proud to be a BCorp: companies that meet the highest standards of social and environmental impact.
Larson Residence
2019-01-23
By taking advantage of the east, west, and south-facing roof aspects, the Larson family will be able to offset over 100% of their electricity use.See Details
East-facing array
Vote Every Day
Voting is one of the most important acts we can do, but it doesn't have to be limited to Election Day. By supporting B Corp brands that make their mission to balance profit with purpose, you can vote for your values every day.
OnSite Energy installs over one megawatt of solar in 2018!
We are excited to announce that in the 2018 calendar year we installed just over one megawatt of solar electricity! This is a landmark accomplishment for a Montana based solar company and almost twice as much as we installed last year.
Scully Residence
2018-11-29
This sleek 28.8 kW system fits the garage roof so well that you may not even notice it.See Details
The all-black modules blend in so well with the roof you can hardly see them!
Park County Senior Center
2018-11-02
The Park County Senior Citizens Corporation and the Yellowstone Bend Citizen's Council worked together with OnSite Energy to install a 50 kW solar array on the roof of the Park County Senior Center in Livingston, MT.See Details
Mounted at a 15° tilt
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