Sea & Shore Construction

Underwater welding is one of Sea & Shore Construction's specialized dive services. The Seattle-area marine contractor works on commercial waterfronts and residential shorelines, providing structural repairs, pile driving, and dredging for ports, marinas, and public infrastructure. Residential projects include custom steel-frame piers, seawalls, and other engineered shoreline solutions. Certified commercial dive teams also perform anode installation, submerged fabrication, inspection, and corrosion protection for submerged structures. The company describes its work as spanning design coordination through underwater fabrication, and says it serves marinas, municipalities, ports, and private clients. Its project examples include South Lake Union piers, a Medina pier, Pier 57, a Bellevue steel pier, a boathouse, and Lake Union Marina.