4.1 
208 *The Angi rating for Treehouse Building companies in Onset, MA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Treehouse Building needs.
*The HomeAdvisor rating for Treehouse Building companies in Onset, MA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Treehouse Building needs.
Last update on March 16, 2026
Serving Onset, MA and surrounding areas
Approved
In business since 1999
Free estimates
Credit card accepted
"They were great. As a retired builder I would them working for me."
Serving Onset, MA and surrounding areas
Approved
Super Service Award Winner
In business since 2002
Free estimates
Warranties offered
"Justin and his team did an amazing job converting our attic into a master suite and playroom space. Justin kept me informed with all the details during the project and the result was beyond our expectations. The detailed woodwork he added made our upstairs space flow Beautifully with our main floor. Justin Is very trustworthy, fair and honest and made us all feel very comfortable around him."
Serving Onset, MA and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"Just completed a 30-day home renovation project with Alton Barnes. Mr. Mobrini and his crew exceeded our expectations. We were especially appreciative of the timely communication throughout the project. We would hire this contractor again. Gerry – Sudbury, MA"
+69
Serving Onset, MA and surrounding areas
Approved
In business since 1989
Free estimates
Emergency services offered
"Scott did a great job at my house with repairs I would tell anyone looking for a handyman Scott is the one to hire"
+84
Serving Onset, MA and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
"Front yard was a disaster! They came down and did their thing and now it looks amazing. Took care of all the weeds and put down some mulch. Highly recommend!!"
+4
Serving Onset, MA and surrounding areas
Approved
In business since 2002
Free estimates
Warranties offered
"The Joal crew remodeled our entire house and the results were beyond what we expected! Five stars!"
+14
Serving Onset, MA and surrounding areas
Approved
In business since 2022
Free estimates
Customers say: Quick response
"Did a great job for me on some home repairs. Very nice man."
Serving Onset, MA and surrounding areas
Approved
In business since 2010
Free estimates
Customers say: Quality work
"John and Sharon were fabulous. They were professional and completed all work in a timely manner. They did exactly what they said they would do. Their prices were reasonable and I will surely hire them for all future house projects. I highly recommend JGR Contractors."
Serving Onset, MA and surrounding areas
Approved
In business since 2022
Free estimates
Small jobs welcome
"Hammer Dude Handyman did such a great job patching a couple halls in my wall, fixing the doors (they were scratching the floor) and replacing a very old fan with a new ceiling light (he picked out the light fixture himself I I love it). Thank you very much! I'll definitely be recommending Hammer Dude Handyman to everyone."
Serving Onset, MA and surrounding areas
Approved
In business since 2021
Free estimates
Emergency services offered
"I wanted my basement remodeled but was very hesitant on having strangers in my house .EAP Construction made this experience super easy they're prompt on time very clean and their work is impeccable... Thank you EAP Construction until next project.."
+23
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