Roof Worx
“If you are considering going with Roof Worx I would highly recommend, the price estimate we go was spot on with the insurance, the installation was all done in one day, and looks absolutely amazing.”
Best Solar Panel Installers near Thornton, CO
1 of these contractors is based in Thornton; the others serve Thornton from towns including Denver (11 mi), Arvada (13 mi) and Golden (19 mi).
2 open 24/7 · 12 open weekends · 23 rated 4.5+ · 9 show a license
Data verified October 27, 2026
Synergy Roofing and Solar
“Even came to walk with our insurance adjuster to inspect the property and roof.”
Roper Roofing & Solar
“Brad helped walk me through the insurance process, he met the insurance adjuster onsite for the initial inspection, and he was there on the day of the build to make sure everything went smoothly.”
Pioneer Home Solutions
“I took off one star due to a fair amount of trash left in the yard after the roof replacement and some communication issues with the sub-contractor who did our painting.”
Elite Roofing and Solar
“I had hail damage on my roof and Walter worked with my insurance company every step of the way so all I had to do was pass checks onto him from my insurance company.”
Reenergizeco
“They worked in a hard to access attic and did a wonderful job, they very not only professional, but respected my house and property and ensured I was satisfied in the end.”
The 24 contractors listed for Thornton, CO design and install rooftop solar and battery systems. Each entry repeats what the company publishes about certifications, the equipment it fits and its hours, together with star ratings and comments drawn from public reviews.
Area overview: Thornton, CO
The 24 contractors on this page are rated from 4.2 to 5.0 across 3,486 reviews; 20 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these contractors on specific qualities, they most often praise professionalism (95%), responsiveness (90%) and quality (85%). The topics that come up most in reviews of the contractors on this page are "communication", "efficient" and "informative". 2 are open around the clock; 12 are open on Saturdays and 4 on Sundays. The services the contractors on this page list most often on their websites are painting (3), commercial roofing (2), gutters (2), roofing (2) and siding (2). 9 show a license on their websites; 1 lists staff certifications (BPI) and 3 have a BBB rating of A or A+. Domain records put 9 websites of the contractors on this page at ten or more years old; the oldest dates from 2005. 2 offer emergency call-outs; 9 offer financing or payment plans; 16 give free estimates; 5 are family- or locally-owned and 3 list coupons or special offers. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
Can a survey happen outside working hours?
Weekend hours appear for 12 of the 24 contractors here, which is often when a roof survey is easiest to arrange around work. The survey itself wants daylight and dry weather, since someone has to get onto the roof or fly a drone over it to check the covering and measure shading.
Apex Solar Solutions
“Griffin Muzylowski was our Apex sales rep and he did a great job answering all of our questions and helping us to know exactly what the process would look like once we got started.”
Apollo Energy
“From the very moment I submitted an interest in the company they considered not only their own time but my time as well in trying to schedule an estimate at my house.”
MH Electrical and Solar
“An exceptional and trustworthy company that clearly takes pride in their work and goes above and beyond, so will definitely use them again as needs arise.”
Golden Solar
“They were efficient and quick to send a young man out, who understood what I needed and as quickly as He was able, He ordered the parts and replaced the needed transformer.”
Vanguard Solar Services
“It turned out my inverter had also recently stopped working (I was wondering why my bill was so high) so they replaced my inverter for me at the same time.”
Simon Bros. Roofing and Solar
“They were excellent and so thoughtful and caring for her, walked her through the whole process, including assisting her with the claim and adjustment process.”
Rooftec Precision Exteriors
“Travis S was a huge support to us in critically evaluating different options for this project, including *solar shingles* which could have been a great option but just didn't work out in our situation.”
Energy Advantage Roofing & Solar
“We're located in Arvada and went with Energy Advantage for our solar project, because of their competitive pricing, and liked the idea of a roofing and solar paired business.”
Lifetime Roof & Solar
“Richard was the best, I'd never done a roof replacement or homeowners claim like this before and he helped walked me through the whole process and made things easy and stress free.”
Blue Spruce Construction Group
“The finished product looks like we have a new home and the process was handled professionally from helping choose the color to getting the product in this challenging time.”
Ideal Roofing and Solar
“As a contractor that has to work with tight schedules and other challenges, they keep me updated and informed with every step so we can have a seamless project.”
Namaste Solar
“They also work closely with Clean Energy Credit Union to provide zero interest loans for part of your project, and it does not require any extra work from you.”
Sopris Solar
“Only Nathan Billmaier of Sopris Solar was willing to help, had the necessary expertise, a working relationship with Xcel and would have a reasonable charge for services.”
Mile High Roofing Services
“Mile high did a great job fixing a leak in our roof.”
Valor Roof and Solar Inc.
“No matter what time line you are given at lease double that as I was promised up and running by July but it was really August by the time most of the issue were resolved.”
Pala Energy
“Following up before and after the installation just to make sure that we were completely satisfied and/or had any other questions that he graciously answered.”
Solar Wave
“Steve took a personal interest in our system, visited our home, walked clearly through all the best alternatives for production and was very responsive to all our questions.”
Suntalk Solar
“With an investment of this size, you really need to be able to rely and trust the folks you are working with - especially as this isn't the most intuitive purchase you'll ever make; but with some due diligence and the folks at Sun Talk in the mix, I'...”
Why these companies made our list
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