Upper Keys Marine Construction, Inc has teamed up with Hi-Tide Boat Lifts & Davits in order to provide our customers a top notch turnkey dock or seawall. Hi-Tide Boat Lifts is the premier manufacturer and supplier of superior boat lifts and accessories for the last four decades. They use only top of the line material along with the most rigorous production process in the industry to create custom lift systems that will fit any boat in any setting you can think of.