4.5 
1.5k+ *The Angi rating for Treehouse Building companies in Gaithersburg, MD 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 Gaithersburg, MD 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 May 14, 2026
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2010
Free estimates
Emergency services offered
"Excellent wood stairs and floor refinishing work by Diaz Painting & Renovations LLc. Would certainly hire again when/if we need similar service."
+62
Serving Gaithersburg, MD and surrounding areas
Approved (Corporate)
In business since 2001
Warranties offered
Credit card accepted
"I have used JW Home Improvement services for several years and they never disappoint. Pablo Molina and Mario Cortex were true artisans; professional, and meticulous attention to detail in every aspect of the project. They restored my 33-year-old porch to its original state."
+8
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2008
Emergency services offered
Warranties offered
"After 4+ years in the DC area, Adam Contracting has performed a number of services for us. This last project was a bathroom remodel and tile. Their crew was very professional and we were very pleased with the work. Everything Adam Contracting LLC has done for us has been professionally done and they are great to work with. This remodel was the perfect final touch to our home ahead of the house going to market. We are moving from the area but I would highly recommend you consider Adam Contracting for your housing needs. They are versatile and can complete a number of projects. We are grateful for the relationship we built with this company over time."
+32
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2019
Free estimates
Customers say: True professional
"Noel and his team did a speedy and fantastic job installing the fence. Would recommend, and I plan on calling him again when it’s time to re-do my deck."
+37
Serving Gaithersburg, MD and surrounding areas
Approved
Super Service Award Winner
In business since 2023
Emergency services offered
Warranties offered
"They came and assembled my daughter‘s bunkbed for us, and while unpacking the boxes he discovered a couple of the pieces were broken. Once we received the replacements, they came back for no up charge and finish the job. Very nice and professional technician."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"Chapin Handyman does excellent work! We needed our basement windows (which had just been replaced by another contractor) to have either a trim border or wallboard put around them and decided to get caught up on a few other tasks that we just weren't getting around to. Nestor was very responsive for giving us a price, broken out by project. Each worker who came through (a) knew what was asked for from Nestor and also (b) double-checked the needs with us. The windows look *amazing* and we're really happy to have the ceiling fans switched out, our towel rack back up in the master bath, and the installation of a proper basement light switch (after making a bad call on not putting it in when we finished it years ago.) We can't recommend them enough!"
+58
Serving Gaithersburg, MD and surrounding areas
Approved
Super Service Award Winner
In business since 1979
Free estimates
Emergency services offered
"The work that Bobby did was rebuilding a shed ramp, installing new porch screen door and repairing large window ledge. All I can say is that he made everything better than new! Couldn’t ask any anyone more professional!"
+26
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2010
Free estimates
Warranties offered
"Mr. Jose did an excellent job. He was on time, fastidious and helpful in advising me on work on my back porch repairs."
+13
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 2006
Free estimates
Credit card accepted
"This team did great work remodeling my house. They showed up on time, cleaned-up perfectly, and met all my needs."
Serving Gaithersburg, MD and surrounding areas
Approved
In business since 1985
Free estimates
Credit card accepted
"They were prompt, friendly, and knowledgeable. I asked for a closet rebuild, a popcorn ceiling removed and replaced, and a front door to be replaced. All work was was done well and in a timely manner. I will be scheduling Jim Ness Handyman for several other jobs."
+13
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