*The Angi rating for Energy Efficiency Auditing companies in Sidney, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
*The HomeAdvisor rating for Energy Efficiency Auditing companies in Sidney, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
Last update on March 20, 2026
Serving Sidney, MT and surrounding areas
In business since 2022
Free estimates
Credit card accepted
"Danielle bent over backwards to assist us! I wouldn’t hesitate to contact them for other projects!"
+3
Serving Sidney, MT and surrounding areas
In business since 2012
Free estimates
Credit card accepted
"Ben is thoroughly knowledgeable and answered all of my questions kindly and patiently. The price was fair. I highly recommend him."
Serving Sidney, MT and surrounding areas
In business since 1994
Free estimates
Credit card accepted
Planetary Systems has been designing and installing renewable energy systems since 1994, and has over 1600 operational systems from .5kw to 22kw, worldwide. We have always been and remain committed to tested and reliable, yet cutting edge technologies to advance local power generation capabilities. We firmly believe all electrical power should be locally generated and using as much energy as practically feasible from wind, solar, hydro-electric and other renewable sources. \n Planetary Systems offers our own battery technology, integrated power solutions, and the best available products available in the world marketplace.\n\nOur offerings are based on value-added products, not bargain basement prices, and include complete testing, design and integration of systems plus expert technical assistance.
+7
Serving Sidney, MT and surrounding areas
In business since 1999
Emergency services offered
Credit card accepted
If you dream it, we can build it. What's the biggest difference between us and them? We build to last! We offer a full line of Green and Energy Star Certified products, backed by our labor and manufacturer's lifetime transferable warranties. Credit Cards Welcome Financing Available OAC.
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