Northeast Remsco Construction, Inc. is a multi-faceted contractor specializing in heavy/civil, underground utility, tunneling (including MTBM, GBM, TBM, liner plate, auger bore, hand-mining and pipe jacking), water and wastewater (sewer) treatment works, and transportation construction and improvement projects.

Caldwell Marine International, LLC is affiliated with Northeast Remsco Construction, Inc. As a marine contractor, Caldwell Marine specializes in submarine cable installation, heavy marine construction, installation and repair of power and telecommunications cables, building and rehabilitating piers and docks, and installing unique marine structures.