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Proudly Serving Our Customers!
“GWJ Boss Construction was outstanding. I couldn’t be happier with our finished addition. Gary and his crew were on time, they did all the expected work and more, and they were very courteous and professional. I would highly recommend GWJ Boss Construction for any future work.”
– Windham, NH
When You Need the Very Best...
From integral on-site involvement to strong off-site project management and coordination, we are embedded into every project as if it were our very own. Our ability to shift gears and provide results-oriented solutions allows us to be in total synergy with our partners and customers, from conception to completion.
GWJ Boss Construction, based in Salem, NH, has been supporting our community with over 25 years of experience. We are a professional, hardworking and honest construction company providing quality service to the residential and commercial communities in local and surrounding regions. Each of our projects receives the utmost attention to detail. We are a fully licensed and insured construction company.
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