J.F. Brennan Company, Inc.

J.F. Brennan Company, Inc. (Brennan) is a fourth-generation, family-owned, marine construction firm that specializes in environmental remediation, dam construction, commercial dive, harbor management, and submarine cable services. Working closely with public and private owners of water-based infrastructure since 1919, Brennan operates throughout coastal and inland waterways nationwide, maintaining a large fleet of marine equipment backed by experienced maritime professionals. Why Brennan? Safety, quality, and environmental management are long-standing principles within the company, being ISO certified in all three values proves that Brennan objectively maintains the highest of international standards.