U. S. Filter Wastewater Group, Inc.
U.M.E., Incorporated
U.S. Environmental Products, Inc.
U.S. Environmental Protection Agency
U.S. Filter Corporation
U.S. Filter Distribution Group, Inc.
U.S. Filter Membralox
U.S. Filter/Illinois Water Treatment, Inc.
U.S. Filter/Stranco
U.S. Hydrex, Inc.
U.S. Peroxide LLC
U.S. Polychemical Marine Corp.
U.T. Battelle
U.T. Battlle, LLC
Ubelhor Martin E.
Uchi Yukihiko
Uchida Chihiro
Uchida Laura A.
Uchikawa Itsuki
Uchino Koichi