Southwest Florida's largest marine contractor, Duncan Seawall offers a complete line of waterfront structures and dredging services which can be seen throughout Sarasota, Manatee, Charlotte, Pinellas and other surrounding counties. Our success is attributed to our commitment to quality workmanship and unsurpassed customer service. Southwest Florida's largest marine contractor, Duncan Seawall offers a complete line of waterfront structures and dredging services which can be seen throughout Sarasota, Manatee, Charlotte, Pinellas and other surrounding counties. Our success is attributed to our commitment to quality workmanship and unsurpassed customer service.
Seawalls
Seawalls must withstand some of the most brutal conditions of any marine structures built today. Let us help you protect your waterfront property. Seawalls are one of the single most expensive aspects of a waterfront property. The seawall must withstand some of the most brutal conditions of any structure built today. Cracking, bowing, or erosion of the ground behind the wall can be signs of trouble. Heavy loads due to high levels of groundwater, violent storms, and marine borers are just a few of the hazards to consider when evaluating a seawall.
Docks
Whether you need a dock for your personal watercraft or a new 200 slip marina, Duncan Seawall has the experience and ability to build a dock you will be proud of for years to come. Duncan Seawall offers a wide variety of accessories, options and add-ons for your brand new Dock.
Boat Lifts
Duncan Seawall installs Golden Boat Lifts and has been named Golden’s number one worldwide dealer every year for the past decade. Duncan Seawall offers a huge selection of customization options, like accessories and add-ons, for your brand-new Golden Boat Lift so that you can create a lift fit for you.