
Get matched with top treehouse builders in Williamstown, MA
Enter your zip and get matched with up to 5 pros
Need a pro for your treehouse building project in Williamstown, MA?
TRUSTED BY WILLIAMSTOWN, MA HOMEOWNERS
4.2
Average homeowner rating111
Verified treehouse building services reviews
Verified Reviews for Treehouse Building pros in Williamstown, MA
*The Angi rating for Treehouse Building companies in Williamstown, 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 Williamstown, 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 November 27, 2025
Find Treehouse builders in Williamstown

Shapiro Construction
Shapiro Construction
Shapiro Construction is experienced and skilled in a variety of areas. Privately owned and operated, with over 10 years of experience. Our small crew is highly skilled, so we are able to keep costs efficient. We take pride in honest, timely communication. Some of our services include: Remodeling, framing, metal roofing, finish work, doors / windows, weatherproofing, insulation, decks / patios, painting, interior design, furniture fabrication
"Dan did an excellent job of repairing some log rot that was in a critical location of the structure He was thoughtful, creative and thorough. He also repaired the part of my deck that was partially responsible for the log damage. Ok pricing was very fair I will be contacting Dan for remodeling work in the future"
Charlie R on April 2025
Shapiro Construction is experienced and skilled in a variety of areas. Privately owned and operated, with over 10 years of experience. Our small crew is highly skilled, so we are able to keep costs efficient. We take pride in honest, timely communication. Some of our services include: Remodeling, framing, metal roofing, finish work, doors / windows, weatherproofing, insulation, decks / patios, painting, interior design, furniture fabrication
"Dan did an excellent job of repairing some log rot that was in a critical location of the structure He was thoughtful, creative and thorough. He also repaired the part of my deck that was partially responsible for the log damage. Ok pricing was very fair I will be contacting Dan for remodeling work in the future"
Charlie R on April 2025

Evolution Drafting
Evolution Drafting
Our firm is a dynamic provider of drafting and house plan services, dedicated to turning your visions into tangible and pleasing structures. With a commitment to excellence, we bring expertise and innovation to every project we undertake. We specialize in comprehensive drafting services tailored to meet diverse client needs. Our offering include: Design: Crafting unique and functional designs that blend creativity with practicality. Drafting Services: Precision and attention to detail in creating accurate and detailed drafts for seamless project execution. 3D Modeling: Bringing designs to life with realistic 3D models that provide a vivid preview of the final structure. Project Management: From concept to completion, we offer end-to-end project management ensuring timely and efficient delivery. Interior Design: Enhancing spaces with innovative interior designs that harmonize aesthetics and functionality. Detail Services Offered: - Building Code Compliance - Construction Documentation - Renovation and Remodeling Plans About our Team: Our team comprises draftsman and project managers, each bringing a unique skill, style and experience to the table. Collaborative teamwork and alliance is at the core of our success, ensuring a holist approach to every project. We take pride in our commitment to delivering high-quality work on every project. Our rigorous quality control measures, pays attention to client requirements, and adherence to industry standards are the cornerstones of our success. Your satisfaction is our top priority and guarantee. At Evolution Drafting, we don't design structures; we create environments that inspire and endure. Work with us and experience the art of living.
"slow response times. no onsite visit, so had to confirm all measures myself. good product in the end."
jim E on September 2025
Our firm is a dynamic provider of drafting and house plan services, dedicated to turning your visions into tangible and pleasing structures. With a commitment to excellence, we bring expertise and innovation to every project we undertake. We specialize in comprehensive drafting services tailored to meet diverse client needs. Our offering include: Design: Crafting unique and functional designs that blend creativity with practicality. Drafting Services: Precision and attention to detail in creating accurate and detailed drafts for seamless project execution. 3D Modeling: Bringing designs to life with realistic 3D models that provide a vivid preview of the final structure. Project Management: From concept to completion, we offer end-to-end project management ensuring timely and efficient delivery. Interior Design: Enhancing spaces with innovative interior designs that harmonize aesthetics and functionality. Detail Services Offered: - Building Code Compliance - Construction Documentation - Renovation and Remodeling Plans About our Team: Our team comprises draftsman and project managers, each bringing a unique skill, style and experience to the table. Collaborative teamwork and alliance is at the core of our success, ensuring a holist approach to every project. We take pride in our commitment to delivering high-quality work on every project. Our rigorous quality control measures, pays attention to client requirements, and adherence to industry standards are the cornerstones of our success. Your satisfaction is our top priority and guarantee. At Evolution Drafting, we don't design structures; we create environments that inspire and endure. Work with us and experience the art of living.
"slow response times. no onsite visit, so had to confirm all measures myself. good product in the end."
jim E on September 2025

Northman Construction, LLC
Northman Construction, LLC
With 15 years of experience serving the area, we are your solution for all your needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Call us today so we can discuss your needs and make a plan that fits your budget. Satisfaction guaranteed!
"They did amazing work! Very clear on the estimate and with any questions along the way. Very careful with moving my furniture. They worked quickly and effectively. The end result is exactly what I wanted!"
Beth N on October 2024
With 15 years of experience serving the area, we are your solution for all your needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Call us today so we can discuss your needs and make a plan that fits your budget. Satisfaction guaranteed!
"They did amazing work! Very clear on the estimate and with any questions along the way. Very careful with moving my furniture. They worked quickly and effectively. The end result is exactly what I wanted!"
Beth N on October 2024
Pittsfield Handyman
Pittsfield Handyman
Hi. My name is Liz, and together with my husband, Luis, his son Marcelo, and his nephew Renato, we are Berkshire Handyman. We are in Pittsfield and we serve central Berkshire County. We do what we say and we say what we will do. We don’t make promises we can’t deliver on. We’re not the cheapest. But, personally, I think we are the best. (We’re also really nice.)
"Prompt and courteous. Worked through completion."
Matt C on January 2023
Hi. My name is Liz, and together with my husband, Luis, his son Marcelo, and his nephew Renato, we are Berkshire Handyman. We are in Pittsfield and we serve central Berkshire County. We do what we say and we say what we will do. We don’t make promises we can’t deliver on. We’re not the cheapest. But, personally, I think we are the best. (We’re also really nice.)
"Prompt and courteous. Worked through completion."
Matt C on January 2023

Seth Design Co., LLC
Seth Design Co., LLC
Seth Design Co, LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.
"Seth is very knowledgeable and helpful. My project was a feasibility study and he did a great job communicating to me, a layperson."
Howie S on April 2022
Seth Design Co, LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.
"Seth is very knowledgeable and helpful. My project was a feasibility study and he did a great job communicating to me, a layperson."
Howie S on April 2022
Carmen Associates
Carmen Associates
Carmen Associates offers services in various aspects of residential and commercial design and construction administration services, including: architectural design, architectural construction documentation, building evaluation, space planning, renovation and remodeling and construction administration. See my web site at: davecarmen.com
"Dave was awesome. He worked thru the changes we requested in no time. During the initial design he explained why he chose to design and construct our new home with specific materials. He explained all the design criteria in words we understood and spent countless hours discussing windows. His recommendations were spot on!"
Mike M on July 2022
Carmen Associates offers services in various aspects of residential and commercial design and construction administration services, including: architectural design, architectural construction documentation, building evaluation, space planning, renovation and remodeling and construction administration. See my web site at: davecarmen.com
"Dave was awesome. He worked thru the changes we requested in no time. During the initial design he explained why he chose to design and construct our new home with specific materials. He explained all the design criteria in words we understood and spent countless hours discussing windows. His recommendations were spot on!"
Mike M on July 2022
Sonart Construction Corp.
Sonart Construction Corp.
Sonart Construction Corp. has over15 years of experience in providing a variety of exterior and interior renovation services. We provide services to Palm Beach, Broward and Miami-Dade Counties.. We specialize in Bathroom Remodeling, Kitchen Remodeling, Flooring and the list goes on. Customer satisfaction is what determines our success, which is why we take a hands-on approach and keep the customer informed through every phase of the project. When interacting with our company, you'll notice that we're particularly focused on the principles of quality workmanship, timely completion, competitive pricing, and integrity in all our business dealings. We combine knowledge and research with our extensive practical experience to ensure a specialized approach for your renovation needs. Give us a call today!
"Sign contract April 4th 2025 was told would take two to three weeks this job was removing pressure treated and replacing with composite material we picked out samples from local building material outlet and showed so-called supervisor what we wanted was told he would be ordering them funny thing where we got the samples all items were in stock at least a week delay items had to be special ordered what we were told another special order for the railings another week delay called or message several times to correct mistakes July 4th is just around the corner job is still not complete"
YVONNE B on June 2025
Sonart Construction Corp. has over15 years of experience in providing a variety of exterior and interior renovation services. We provide services to Palm Beach, Broward and Miami-Dade Counties.. We specialize in Bathroom Remodeling, Kitchen Remodeling, Flooring and the list goes on. Customer satisfaction is what determines our success, which is why we take a hands-on approach and keep the customer informed through every phase of the project. When interacting with our company, you'll notice that we're particularly focused on the principles of quality workmanship, timely completion, competitive pricing, and integrity in all our business dealings. We combine knowledge and research with our extensive practical experience to ensure a specialized approach for your renovation needs. Give us a call today!
"Sign contract April 4th 2025 was told would take two to three weeks this job was removing pressure treated and replacing with composite material we picked out samples from local building material outlet and showed so-called supervisor what we wanted was told he would be ordering them funny thing where we got the samples all items were in stock at least a week delay items had to be special ordered what we were told another special order for the railings another week delay called or message several times to correct mistakes July 4th is just around the corner job is still not complete"
YVONNE B on June 2025

REEDS FERRY SHEDS®
REEDS FERRY SHEDS®
Over 60-years serving New England homeowners. Reeds Ferry builds and installs high quality backyard storage sheds. Reeds offers 100's of shed styles, sizes, and color combinations in vinyl, or cedar wood siding. All of our products are backed by a 30-year warranty and include free delivery and installation. Visit Reeds Ferry's showroom and see 5 acres of sheds, pool houses, utility buildings and gazebos on display.
"Outstandingly well. Cannot recommend Reeds Ferry highly enough. Incredibly well constructed, very solid gazebo. Excellent customer service throughout. We used our gazebo as a 3 season room; ate dinner there almost every night during bug season and all summer. The ceiling fan kept us cool even on the hottest days. Our kids, home during Covid, used it as a conference room. We even entertained in it - large enough for socially distant dinners. It really enhanced our summer."
Gary F on November 2020
Over 60-years serving New England homeowners. Reeds Ferry builds and installs high quality backyard storage sheds. Reeds offers 100's of shed styles, sizes, and color combinations in vinyl, or cedar wood siding. All of our products are backed by a 30-year warranty and include free delivery and installation. Visit Reeds Ferry's showroom and see 5 acres of sheds, pool houses, utility buildings and gazebos on display.
"Outstandingly well. Cannot recommend Reeds Ferry highly enough. Incredibly well constructed, very solid gazebo. Excellent customer service throughout. We used our gazebo as a 3 season room; ate dinner there almost every night during bug season and all summer. The ceiling fan kept us cool even on the hottest days. Our kids, home during Covid, used it as a conference room. We even entertained in it - large enough for socially distant dinners. It really enhanced our summer."
Gary F on November 2020

Auto Transport - United Freight Of America
Auto Transport - United Freight Of America
United Freight of America is your all inclusive transport solution. CONTACT US FOR A QUOTE. please include pick up and Drop off locations and vehicle information
"Excellent, no problems. My car was new the first year I used the service and there has never been any damage during the transports. The men picking up and delivering the car have always been pleasant and cooperative. Both Ely and Guy at United Transport has been highly responsive to my needs. I would highly recommend this company."
CLAUDIA H on October 2021
United Freight of America is your all inclusive transport solution. CONTACT US FOR A QUOTE. please include pick up and Drop off locations and vehicle information
"Excellent, no problems. My car was new the first year I used the service and there has never been any damage during the transports. The men picking up and delivering the car have always been pleasant and cooperative. Both Ely and Guy at United Transport has been highly responsive to my needs. I would highly recommend this company."
CLAUDIA H on October 2021

Environmental Testing & Research Laboratories, Inc
Environmental Testing & Research Laboratories, Inc
ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.
"as advertised"
Nancy C on July 2018
ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.
"as advertised"
Nancy C on July 2018
The Williamstown, MA homeowners’ guide to treehouse building services
From average costs to expert advice, get all the answers you need to get your job done.

Want to add value and living space to your home? Use this guide to figure out the cost to convert your garage into living space to see if it’s worth it.
•Wondering how much hiring an architect cost? Discover architect prices, cost factors, and money-saving tips to help you plan your home project with confidence.

Need to know how much blueprints cost for your new construction project? Use this comprehensive cost guide to get an accurate estimate for your build.
•Discover the cost to build a ranch home, including average prices, key cost factors, and tips to help you plan your budget and maximize value.
•Discover the cost of converting a duplex to a single-family home. Learn average prices, key factors, and tips to plan your conversion project with confidence.

Fire-rated doors can help protect your home from a fire in the garage. Before you buy, read this guide to understand fire-rated doors and where to install them.
- Pownal, VT Treehouse builders
- North Adams, MA Treehouse builders
- Clarksburg, MA Treehouse builders
- Adams, MA Treehouse builders
- Berlin, NY Treehouse builders
- Petersburg, NY Treehouse builders
- Stamford, VT Treehouse builders
- Cheshire, MA Treehouse builders
- Lanesborough, MA Treehouse builders
- Readsboro, VT Treehouse builders
- Bennington, VT Treehouse builders
- Hoosick, NY Treehouse builders
- Stephentown, NY Treehouse builders
- Cropseyville, NY Treehouse builders
- Hoosick Falls, NY Treehouse builders
- Dalton, MA Treehouse builders
- North Bennington, VT Treehouse builders
- New Lebanon, NY Treehouse builders
- Pittsfield, MA Treehouse builders
- Averill Park, NY Treehouse builders
- Whitingham, VT Treehouse builders
- Charlemont, MA Treehouse builders
- Poestenkill, NY Treehouse builders
- East Nassau, NY Treehouse builders
- Eagle Bridge, NY Treehouse builders
- Hinsdale, MA Treehouse builders
- Wilmington, VT Treehouse builders
- Valley Falls, NY Treehouse builders
- Richmond, MA Treehouse builders
- West Sand Lake, NY Treehouse builders




