Founded in 1919, the family-owned Weeks Marine, Inc. (“Weeks”) remains one of the largest marine, dredging, and tunneling contractors in North America. A proven leader in the maritime construction industry, Weeks has successfully completed projects throughout North and South America, the Caribbean, and the Pacific.

Our company has three key divisions—Construction, Dredging, and Marine Services—which are bolstered by three major subsidiaries, Healy Tibbitts Builders, Inc., McNally International, Inc., and North American Aggregates, LLC. Our vast reach and deep expertise, combined with the sheer size and diversity of our equipment fleet, enable us to serve as a one-stop-shop for clients in both the private and governmental sectors.