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Our Services

Brennan Construction is ready to fulfill your contracting needs. Whether you’re looking for a few helpful tips or need an experienced professional to fully manage a project — we’ve got the tools and experience to guarantee success. Browse through our services below, and get in touch for an estimate today.

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Building & New Construction

From a 900 sq. ft. contemporary home, to a 10.000 sq. ft. Montana Log Home, we work with clients to construct a home that fits and surpasses their expectations. With over 30 years experience, we have built solid relationships with the most reputable local sub-contractors from real estate brokers, to masons, plumbers, electricians, and landscapers to ensure your project runs seamlessly from start to finish. 

Additionally, Brennan Construction has completed numerous large scale commercial projects for local businesses including:

Against the Grain Gourmet Bakery, Brattleboro Development Credit Corporation, Vermont Photonics, The National Marionette Theatre, The Westminster School District, The Grafton Library, and many more. 

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Renovation & Restoration

Looking to rehab, update or modify an existing structure? At Brennan Construction, we specialize in the loving restoration and renovation of historic New England homes, barns, factories and more. We work with each client to achieve your unique vision in order to meet and exceed expectations.  


Above all, we pride ourselves on creating structures that marry the integrity and comfort of modern construction to the beauty of classic architecture. 

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Excavation & Sitework

At Brennan Construction, our clients are our number one priority and we go the extra mile to make sure they’re completely satisfied. Whether you need a new driveway, drainage system, grading or foundation, we’re fully prepared to tackle even the most complex projects and stand by the exceptional quality of our work.

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Septic Design & Installation

Brennan Construction now offers reliable, cost effective septic system design and installation.Tristan Brennan is a Licensed Septic Designer in the state of Vermont. Whether you are in need of engineering designs for a new Onsite Wastewater Treatment System or have an existing septic system that is giving you  trouble, give us a call and we can asses the options. We are dedicated to providing the best long term solution to any wastewater treatment challenge.

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