Top-rated treehouse builders.

Best treehouse builders near Stony Brook, NY

Enter your zip and get matched with up to 5 pros

Need a pro for your treehouse building project in Stony Brook, NY?

Select your specific project to find the pro for you.

TRUSTED BY STONY BROOK, NY HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon790
    Verified treehouse building services reviews

Top-Rated Treehouse builders in Stony Brook - Updated Nov 2026

Avatar for BuildingLI.com - BLI Facilities LLC
BuildingLI.com - BLI Facilities LLC
5.0(
32
)
Handyman for Multiple Small ProjectsOutdoor Play Equipment - InstallShed, Barn or Playhouse - Build

Serving Stony Brook, NY and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Hector and Moises were excellent! Hector came with one other of their crew and assembled my permanent gazebo. I have stone pavers and they were very careful in cutting them and digging Deep enough to establish a good anchor. They even installed railings for my back stoop. I would highly recommend them! Clean... affordable and professional."
before demo
kitchen demolition
demolition complete
kitchen tile job in progress
kitchen tile

+172

Response time7 hrs
Recommended by76%of homeowners
Avatar for CG Home Builders
CG Home Builders
5.0(
13
)
Handyman for Multiple Small Projects

Serving Stony Brook, NY and surrounding areas

Approved

In business since 2024

Free estimates

"Hired him to do a railing and install some doors and closets. Beautiful, meticulous work. They actually put on blue booties over their shoes, so clean. Communicative and fairly priced compared to other estimates."
Before
Westbury basemant
Westbury basemant
Westbury basemant
After

+17

1 neighbors recently requested a quote
Avatar for Arthur DeRosa Building and Remodeling
Arthur DeRosa Building and Remodeling
4.7(
13
)
Shed, Barn or Playhouse - Build

Serving Stony Brook, NY and surrounding areas

Approved

In business since 1986

Free estimates

Customers say: True professional

"Arthur gave us a fair and competitive estimate and was able to start work quickly thereafter. He and his team did an excellent job gutting and totally remodeling two bathrooms and a closet as well as redoing some of the wood flooring, moving vents, and moving hallways. Arthur himself was at the home everyday and did the important work himself. He also went the extra mile in helping us with small projects around the major project as they came up. He was extremely responsive in provided us with timely updates. When complications occurred (due to the house having not been renovated in 40 years) he was clear and helpful in keeping the project on schedule. He was extremely honest and I trusted him to be alone in my house for weeks on end with his team. I would/plan to work with Arthur again in the future for my home renovation projects."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+20

Response time2 days
4 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Magic Improvement, LLC
Magic Improvement, LLC
5.0(
61
)
Handyman for Multiple Small Projects

Serving Stony Brook, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2005

Free estimates

Warranties offered

"I’ve used Angel and his crew multiple times to upgrade my home. Beautiful full wall wainscoting; Crown molding, and a custom wall to wall built in with custom built floating shelves. He and his team and professional, clean, and very detail oriented. I recommend them 100%."
room
painting
room
Remodeling job
sheet rocking/taping

+67

Response time8 hrs
Response rate91%
9 neighbors recently requested a quote
Avatar for Mr. Handyman of Huntington and Smithtown
Mr. Handyman of Huntington and Smithtown
4.6(
97
)
Handyman for Multiple Small Projects

Serving Stony Brook, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Warranties offered

Small jobs welcome

"Pat B. came to assemble and install a mailbox at my curb and to change several high-mounted lightbulbs for me. I am extremely happy with the work. Pat was right on time, neat, friendly and professional. He explained all of the work and was so fast in completing the job. I will definitely use your services again. Thank you so much for your help!!"
Bath Wainscot
Before and After Photos
Before and After Photos
Before and After Photos
Fence and Gate Replacement

+130

Response time3 days
16 neighbors recently requested a quote
Recommended by67%of homeowners
...
Showing 1-10 of 586
Treehouse Builders FAQs, answered by experts

In most cases, you can attach a greenhouse to any type of house. However, certain factors need to be considered, such as the structural integrity of the house, available space, and local building regulations. You should consult with a professional contractor or architect to assess the feasibility and ensure proper construction methods.

Increases living space and adds value to the home through enhanced utility.

Painting countertops can take a few days to complete yourself. However, keep in mind that it can take up to 14 days for the sealer to cure. So, you want to make sure you wait the manufacturer's recommended amount of time before using your countertops after painting them.

Yes, proper grounding rods and conductors are essential for an effective system.

This is a personal choice, but if you’re in a hurry to have your garden up or feel overwhelmed by all that goes into choosing the right hydroponic garden, a professional can help you quickly get started. However, if you’re an avid DIYer, then you might prefer installing a hydroponic garden on your own.

The Stony Brook, NY homeowners’ guide to treehouse building services

From average costs to expert advice, get all the answers you need to get your job done.