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McMahon Builders, LLC is a full service, fully insured General Contractor specializing in Customer Satisfaction on every job, at every home, every time! We take great pride in the work that we do. Customer satisfaction is our primary goal and the craftsmen at McMahon Builders strive to make our customers feel comfortable through the entire building process. We work very hard to not disrupt our customer’s daily lives and we keep our work site safe, orderly and clean. Please contact me, Steve McMahon, the owner of McMahon Builders, to discuss how we can help you with your building needs.

About us


Steve McMahon has been involved in the building and remodeling industry for over 25 years. After graduating from Bay Path Vocational High School with a diploma in carpentry and working with contractors for several years to gain experience, he started his own building company in Massachusetts. During this time, Steve also obtained an Unrestricted Construction License in the state of MA.  Steve and his wife moved their family to Maine in 1993. After getting to know the Midcoast Maine area by working in the building and remodeling industry for a local contractor, he formed his own business in Rockland in 2002, McMahon Builders, LLC.  McMahon Builders’ objectives are to maintain lasting ties with their customer base and the community by providing quality workmanship in a clean and friendly environment. Steve is involved with and donates his time to the Maine Contractors and Builders Alliance where he is a current and active board member. McMahon Builders is also a member of The Penobscot Bay Regional Chamber of Commerce.

Steve believes in continuing education for himself and his employees to keep abreast of the Maine Uniform Building and energy code, as well as indoor air quality and Green building standards. McMahon Builders has taken classes to become a certified builder with the Maine Contractors Builders Alliance, which include, a licensing class, ethics class, OSHA class, and a law class. McMahon Builders is a certified Lead renovator as well as a certified VSI Certified Vinyl Siding Installer.


Here at McMahon Builders, we do it all; any size, any type, any need. We handle large and complex projects like rebuilding rotted sills and re-sheathing a treasured home. 
We also handle small yet important projects, like adding a handicapped access so an elderly owner can stay in her home.
Our jobs are known as "clean, neat, and quiet”: respectful of our Customers lives.
We work to insure that our Customers fully understand the building process; the time involved, the costs, and the coordination required by the Owner and McMahon Builders in order to minimize daily disruptions to the family.
At McMahon Builders it is about family comfort, value, and quality. Please contact us today for any of your home building or enhancement needs.