4.1 
51 *The Angi rating for Treehouse Building companies in Upper Lake, CA 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 Upper Lake, CA 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 03, 2025
Serving Upper Lake, CA and surrounding areas
Approved
In business since 2012
Free estimates
Customers say: Quality work
"I am still waiting on the bid..The estimator is very professional and honest..I hope I will be able to work with them....My job is very large."
Serving Upper Lake, CA and surrounding areas
Approved
In business since 2004
Free estimates
Customers say: True professional
"Excellent! Prompt service. Reasonable rates. Easy to work with."
Serving Upper Lake, CA and surrounding areas
Approved
In business since 1991
Small jobs welcome
Offers commercial services
"Lance worked hard to get the job done on our schedule, and the quality is very good. It really helped to move our project forward. Bigger firms would have charged us much more."
+34
Serving Upper Lake, CA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"To be honest Im dealing with a complicated district and I was kind of frustrated that my project was handed off to a new person but Raegan Hammon was the most patient, kind, professional and efficient Architect I have ever had the pleasure 🙏 of doing business with. Thank you for placing my project in her very capable hands. Forever grateful Leilee Keppard [*** Link removed ***]"
+23
Serving Upper Lake, CA and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
Been in the construction and roofing and completing handyman services for 18+ years, no job to small, give me a call for a free quote on your next project.
Serving Upper Lake, CA and surrounding areas
Approved
In business since 1990
Free estimates
Credit card accepted
"He is very friendly, efficient and professional. He has follow through on projects, persists in solving the issues. He has installed a water tank, pump, boiler and drip system for me. He is very versatile."
Serving Upper Lake, CA and surrounding areas
Approved
In business since 2023
Free estimates
Emergency services offered
"Found Sentri on Angi. Jeanette and Violet were very pleasant and efficient in getting a contractor to me in the time frame needed. The contractor was excellent and the roof looks great! I would definitely work with them again if I had additional projects."
Serving Upper Lake, CA and surrounding areas
Approved
In business since 2015
Free estimates
Credit card accepted
"Greta attitude. Always on time. They deliver!"
+7
Serving Upper Lake, CA and surrounding areas
Approved
In business since 2023
Free estimates
Credit card accepted
\n\nWe take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
+1
Serving Upper Lake, CA and surrounding areas
Approved
Im a honest person who offers a great working experience for all u needs.,
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