McAllister Towing & Transportation is celebrating 150 years in marine transportation. They operate a fleet of more than 75 tugboats, crew boats and barges in 17 locations along the U.S. East Coast from Portland, ME to San Juan, PR. The fleet of over 270,000 H.P. consists of 28 Z-Drive/ Tractor tugs, 11 Tier II compliant tugs, 20 plus vessels involved in coastal towing and 35 ABS load line classed vessels.