(Henry Gillen's Sons Lighterage Incorporated, Nassau Towing Corporation, Dailey Lighterage Company)

Founded in 1865, the Gillen organization operated tugboats, barges, floating cranes, and a derrick lighter. It engages in towing, barging, and lighterage operations in the New York and surrounding areas;

As well as coastal towing along the Northeast Coast. Companies included in the Gillen group are Henry Gillen's Sons Lighterage Incorporated, Nassau Towing Corporation, and Dailey Lighterage Company Incorporated.