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Johnston Building Company is based in lovely Strafford Vermont, with over 40

years of experience serving the Upper Valley of Vermont and New Hampshire.

Our crew of skilled carpenters works year round. We have a large 18th century

barn-turned-woodworking shop for producing kitchen cabinets and built-ins.

Architect Endorsed General Contractor


Our Net-Zero and energy efficient homes provide dependable comfort and healthy indoor environments for our customers and their families.

We’re excited about the new building systems and we are proficient at them, giving due attention to envelope details and energy conservation techniques.

Buildings Working Beautifully


Johnston Building Company has strong working relationships with dependable subcontractors and suppliers to ensure that your project moves along as it should.

We offer design and work well with architects and designers, giving consideration to the intent and paying attention to the details to achieve your desired outcome.



New Homes, Renovations, Guest Houses, Kitchens, Garages, Decks, and Barns  

are examples of projects we take from initial concept to the final product.

Thoughtful additions for aging in place are now a growing part of our business 

helping customers enjoy more years, more comfortably in their own homes.

Experienced Residential Construction Team


Johnston Building Company would like to thank our dedicated talented crew,

our trades partners, and our customers - the folks that make our work satisfying.

We appreciate the friendships, kind testimonials, and referrals earned from

our past work. We promise our trademark quality and integrity on your project.

Local Community

Contact Us

Karl Johnston

802 291 2533

Jane Doe


36 Brook Road

Strafford, Vermont 05072

Ross Johnston

802 299 6363
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