Hornblower Group's subsidiaries include Hornblower Marine, which provides vessel outhaul and maintenance services at Bridgeport Boatworks in Bridgeport, Connecticut, and Seaward Services, Inc., a full-service shipping, waterfront logistics and management company that specializes in the operation and maintenance of government and commercial vessels. City Ferry, part of Hornblower Group's Ferry and Transportation Division, is the largest private operator of high-speed passenger and vehicle ferries in the United States, carrying more than 10 million passengers annually and operating services including NYC Ferry, Puerto Rico Ferry, and other regional ferry systems.