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Celebrating 31 Years designing and manufacturing the best floating docks and marinas in the world!

Greenlane Reservoir Fishing Dock, Greenlane, PA. All plastic lumber dock in Greenlane Reservoir. Caulfield Assoc. replaced all the CCA pressure treated lumber docks at the request of Philadelphia Suburban Water Co.

Specialists in the design and manufacture of commercial use floating docks and  marinas in addition to dock parts and dock hardware. Caulfield Associates can provide complete services for design and construction of your floating dock project.

Wilsonville Dock Frame. An example of dock framing we designed and built for the Wilsonville Dock Project. All 100% structural plastic lumber dock frame under construction.

Marina Project involved replacement of rotting wood decking with plastic wood decking.

US Army Project, Fort Indiantown Gap, PA. Wood Frame and 1/4" Galvanized Hardware with Recycled Plastic Lumber Deck, posts and railings designed and built as a training aid for the US Army.