| Name | Country | Market Cap (US$) |
|---|
| Trinity Marine Products | United States | Private |
| Trinity Marine Products Inc | United States | Private |
| Trinity Yachts, Llc | United States | Private |
| Triton Boats | United States | Private |
| Troms Fylkes Dampskibsselskap ASA | Norway | Private |
| TSUNEISHI HEAVY INDUSTRIES (CEBU) INC. | Philippines | Private |
| Tsuneishi Ship Building Co., Ltd. | Japan | Private |
| Tsurusaki Kairiku Unyu K. K. | Japan | Private |
| TTcnico Corporation | United States | Private |
| Turun Korjaustelakka Oy | Finland | Private |
| Twin Brothers Marine, Llc | United States | Private |
| Ueno Unyu Shokai K. K. | Japan | Private |
| Ulstein Elektro AS | Norway | Private |
| Ulstein Mekaniske Verksted Holding ASA | Norway | Private |
| Ulstein Verft AS | Norway | Private |
| Ultraocean S.A. | Argentina | Private |
| Umatilla (Port of) OR | United States | Private |
| Umoe Industri AS | Norway | Private |
| Umoe Mandal AS | Norway | Private |
| Umoe Schat-Harding As | Norway | Private |
| UNIESSE MARINE SRL | Italy | Private |
| Uniglory Marine Corporation | Taiwan | Private |
| UNION NAVAL BARCELONA SOCIEDAD ANONIMA. | Spain | Private |
| UNION NAVAL VALENCIA SOCIEDAD ANONIMA. | Spain | Private |
| Union Shipping Group Ltd. | New Zealand | Private |
| United Arab Shipping Co. SAG | Kuwait | Private |
| United States Marine Repair, Inc. | United States | Private |
| Unithai Line Public Co Ltd | Thailand | Private |
| UNITHAI SHIPYARD & ENGINEERING LIMITED | Thailand | Private |
| Universal Shipbuilding Corporation | Japan | Private |
| Upper Lakes Group Inc | Canada | Private |
| USUKI SHIPYARD CO., LTD. | Japan | Private |
| V T GROUP SERVICES LTD | United Kingdom | Private |
| Valef Yachts Ltd | United States | Private |
| van der Giessen-de Noord N.V. | Netherlands | Private |
| VASCO SA | Luxembourg | Private |
| Vectura Group, LLC | United States | Private |
| Vega Containervessel 2006-1 PLC | Republic of Ireland | Private |
| Verenigde Tankrederij B.V. | Netherlands | Private |
| Verolme Estaleiros Reunidos do Bras. | Brazil | Private |
| Vestbase As | Norway | Private |
| Vickers plc | United Kingdom | Private |
| Victoria Co., Ltd. | Japan | Private |
| Vigor Industrial, Llc | United States | Private |
| VIKING OFFSHORE SERVICES (HOLDINGS) LTD | United Kingdom | Private |
| Viking Yacht Company | United States | Private |
| Virginia International Terminals Inc | United States | Private |
| Volgotanker | Russia | Private |
| Volharding Shipyards Newbuilding B.V. | Netherlands | Private |
| Volkswerft GmbH Stralsund | Germany | Private |
| VSEL CONSORTIUM TRUSTEES LTD | United Kingdom | Private |
| Vt Halter Marine, Inc | United States | Private |
| VT SHIPBUILDING INTERNATIONAL LTD | United Kingdom | Private |
| VT Shipbuilding Limited | United Kingdom | Private |
| Vyborgski Sudostroitelny Zavod OAO | Russia | Private |
| Waertsilae | Switzerland | Private |
| Wah Kwong Shipping Holdings Ltd. | Hong Kong | Private |
| Walashek Industrial & Marine Inc | United States | Private |
| Wallenius Lines AB | Sweden | Private |
| Walleniusrederierna Ab | Sweden | Private |
| WALLY EUROPE SRL | Italy | Private |
| Warner Bros. (Worldwide Retail) | United States | Private |
| Warrior & Gulf Navigation Company | United States | Private |
| WATANABE SHIPBUILDING CO.,LTD. | Japan | Private |
| Watermark Paddlesports Inc | United States | Private |
| Weco Rederi A/S | Denmark | Private |
| Weeres Industries Corporation | United States | Private |
| Wellcraft Marine | United States | Private |
| Wellcraft Marine Corp | United States | Private |
| Werft Nobiskrug GmbH | Germany | Private |
| West Marine Products, Inc. | United States | Private |
| West Travel, Inc. | United States | Private |
| Western Bulk Shipping A/S | Norway | Private |
| Westport Shipyard Inc | United States | Private |
| Wetjet International, Limited | United States | Private |
| Wheeled Coach Industries Inc. | United States | Private |
| Wightlink Holdings Ltd | United Kingdom | Private |
| Wightlink Ltd | United Kingdom | Private |
| WIGHTLINK NOMINEES LTD | United Kingdom | Private |
| Wilhelmsen Lines (USA) Inc. | United States | Private |
| Windjammer Barefoot Cruises, Ltd | United States | Private |
| Windstar Sail Cruises Ltd | United States | Private |
| Windy Boats As | Norway | Private |
| Woods Hole, Martha's Vineyard and Nantucket Steamship Authority | United States | Private |
| Wuhu Dockyard | China | Private |
| YAMANAKA SHIPBUILDING CO.,LTD. THE | Japan | Private |
| YAMANISHI, K.K. | Japan | Private |
| Yangzhou Dayang Shipbuilding Co.,Ltd. | China | Private |
| YANMAR SHIP BUILDING & ENGINEERING CO.,LTD. | Japan | Private |
| Yantai Raffles Shipyard Pte Ltd | Singapore | Private |
| Yichang Damen Shipyards Co.,Ltd. | China | Private |
| Yiulian Dockyards (Shekou) Co., Ltd. | China | Private |
| Yokohama System Mover Co., Ltd. | Japan | Private |
| Young Brothers Limited | United States | Private |
| Yuexin Ship Building Co.,Ltd. | China | Private |
| Yukon Fuel Company | United States | Private |
| ZAMYAD COMPANY P J S C | Iran | Private |
| ZEGLUGA POLSKA S A | Poland | Private |
| Zelenodolski Zavod Imeni A.M. Gorkogo OAO | Russia | Private |
| Zhejiang Shipbuilding Co., Ltd. | China | Private |
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