Products
- Volt Information Sciences, Inc.
- Vulcan Detinning Company
- W. T. Grant Company
- W. T. Grant Company (Signed by W. T. Grant)
- Wabash Railroad Company
- Wabash Railroad Company
- Wabash Railroad Company
- Wabash Railway Company
- Wagner Palace Car Company (Signed by William Seward Webb)
- Walker Hotel Corporation
- Walla Walla Valley Traction Company
- Wallace-Murray Corproration
- Wallkill Transit Company (New York)
- Walt Disney Company
- Walt Disney Productions
- Waltham Watch Company
- Waltham Watch Company
- War Eagle Consolidated Mining Company
- Ware Radio Corporation
- Warner Company (Warner-Lambert Predecessor)
- Warner-Lambert Company
- Warner-Lambert Pharmaceutical Company
- Warren Rail-Road Company
- Warwick Valley Rail Road Company (Signed by Grinnell Burt)
- Washington and Old Dominion Railway Company
- Washington Gas Light Company
- Washington Post Company
- Washington Railway and Electric Company
- Washington Railway and Electric Company
- Washington Street Railway Company (Indiana)
- Washington, Baltimore and Annapolis Electric Railroad Company (Signed by George Bishop)
- Washington, Baltimore and Annapolis Electric Railroad Company (Signed by George Bishop)
- Waterbury and Milldale Tramway Company
- Waterbury Automatic Telephone Company
- Waterloo, Cedar Falls & Northern Railroad
- Watsonville Railway and Navigation Company (California)
- Waukesha Motor Company
- Wausaukee Telephone Company
- Waverly Co-operative Bank
- Wayland Oil and Gas Company
- Wayside Telephone and Auto Service Company, Inc.
- Webster-Allen Music House
- Weehawken Ferry Company
- West Canadian Oil & Gas Limited
- West Chester and Philadelphia Rail Road Company
- West Chester and Philadelphia Rail Road Company
- West Coast Jockey Club (Tampa Bay Downs)
- West Coast Jockey Club (Tampa Bay Downs)
- West End Street Railway Company
- West End Traction Company
- West Jersey and Seashore Railroad Company
- West Jersey Ferry Company
- West Penn Traction & Water Power Company
- West Philadelphia Passenger Railway Company
- West Philadelphia Passenger Railway Company
- West Philadelphia Rail Road Company (1838!)
- West Shore and Ontario Terminal Company
- West Shore Creamery Company
- West Shore Railroad Company
- West Shore Railroad Company
- West Virginia Pulp and Paper Company
- West Virginia Pulp and Paper Company
- West Virginia Southern Railway
- Westchester Putnam Trolley and Land Improvement Company
- Westcolang Lake and Delaware River Park
- Western Air Lines, Inc.
- Western Car Company
- Western Illinois Telephone Company
- Western Illinois Telephone Company
- Western Illinois Telephone Company
- Western Maryland Rail Road Company
- Western Maryland Railroad Company
- Western Maryland Railroad Company
- Western Maryland Railroad Company (Issued to John D. Rockefeller)
- Western Maryland Railway Company
- Western Maryland Railway Company
- Western Maryland Railway Company
- Western Maryland Railway Company
- Western New York and Pennsylvania Railway Company
- Western New York and Pennsylvania Railway Company
- Western Pacific Railroad Company
- Western Pacific Railroad Company
- Western Pacific Railroad Company
- Western Power Company
- Western Rail Road Company of Alabama
- Western Railroad Corporation (Massachusetts)
- Western Railway Construction Company
- Western Railway of Alabama
- Western Transit Company
- Western Union Corporation
- Western Union International, Inc.
- Western Union Telegraph Company
- Western Union Telegraph Company
- Western Vermont Railroad Company
- Western Vermont Railroad Company
- Westinghouse Air Brake Company
- Westinghouse Air Brake Company
- Westinghouse Air Brake Company
- Westvaco Corporation
- Wheeled Coach Industries, Inc. (Ambulances)