Watermark Marine, founded in 1990, is known as New Hampshire’s premiere marine construction contractor. Our family of businesses today includes the full-service marine construction company, Watermark Marine Construction, a retail-marine supply ships store, Watermark Marine Supply Store, a full service dive shop, Central NH Divers, and a marine line manufacturing company, Knotical Marine Lines.

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Today, owner Paul Goodwin is dedicated to these businesses and strive to provide legendary customer service. Having made a significant financial commitment to operate our businesses with the most modern, state-of-the-art operational systems in the state of New Hampshire. It's new equipment meets our priority of offering safe and environmentally friendly efficiencies. It is with great pride to be recognized as the Lakes Region’s experts employing more than 40 crew members, a handful of whom joined our business at the time of launch.

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We are proud of our people and our work and look forward to working with people who appreciate our dedication. Our valued team is in this for the long-run and look forward to working with you and enhancing your waterfront enjoyment for many years. Give us a call today or stop by to visit our stores. You will not be disappointed.