Experience. Integrity. Reputation.

Since 1946, Gwenmor Marine Contracting has has been dedicated to quality marine construction, while maintaining high safety and environmental standards. With headquarters in Mystic, they are perfectly positioned to service any of the Northeast waterways from Massachusetts to New York, making them the best choice for your commercial or residential waterfront construction project.

Decades of Experience. Modern and Efficient Equipment.

Full-Service Marine Construction // Residential and Commercial // Custom Dock and Deck Installations // Environmentally-Sound Dredging // Disaster Recovery Salvaging

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High Quality Materials

Environment

Conscious

Residential & Commercial

Marine Services

Our Marine Services

Full-Service Marine Construction

From driving new pilings and shoring up older docks to building commercial wharfs, Gwenmor has been serving the Eastern Seaboard for over 60 years. They know the terrain and use only the best materials that last.

Commercial and Residential
Rigid and Floating Docks
Pile Driving
Seawalls and Bulkheads
Boat Lifts of all sizes
Pier and Wharf Construction

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Custom Installations

Gwenmor specializes in designing and installing docks that give you easy access to your boat at all times AND enhance your property value. Gwenmor also installs electronics, lighting, unique benches... and any other amenity you wish!