The 7 best-rated garage conversion contractors in Billings, MT average 4.9★ on Google across 245 reviews. Olson Construction has the top rating (5.0★), and Yellowstone Basin Construction has the most reviews (59). Updated October 26, 2026.
7 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (245 reviews combined) and currently operating. Request a call back and the company will phone you directly.
“We hired A-One Garage Door to repair two commerical garage doors at our business. They were quick to order parts & had it installed in a timely manner. I highly recommend them & will use them in the future if needed!” — Google review
“Kevin with Yellowstone Basin Construction is a great person to work with. He takes pride in his work and treats people with respect. Making him someone I would gladly recommend.” — Google review
“These guys were great! Very professional, and walked through all the steps with me. Darren is very accommodating with a few changes I made during construction. The deck looks great and is much more sturdy than my…” — Google review
“Rebecca was so wonderful to work with! We love our house plans, it was like she read our minds but made it better! There were things we hadn’t thought of that she knew we needed. We are so so excited to get started…” — Google review
“If you're looking for someone to paint your home, I highly recommend Brenden. His attention to detail is exceptional, and he takes great pride in his work. He completede our project on time and exceeded our…” — Google review
“We worked with Boyce Built on a home renovation project. They met and exceeded all of our expectations, and the project turned out fantastic. Tom was incredibly helpful in putting our ideas into an organized project,…” — Google review
“They were great to work with! Chris was good about answering any questions and my roof looks great! I’m so impressed with how it turned out and I have gotten a lot of compliments! I would definitely recommend them to…” — Google review
We scan Google Maps for garage conversion contractor listings in and around Billings, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Olson Construction has the highest Google rating on our Billings list: 5.0 out of 5 from 26 reviews (as of October 26, 2026).
Yellowstone Basin Construction has the most Google reviews among the companies listed here: 59, with a 4.8★ average.
Only open Billings-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.
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