U UAM Charitable Foundation Inc. UGI Corp. Unibase Direct Unilever United States Inc. Union Camp Corp. Union Central Life Insurance Co. Union Electric Co. Union Mutual Fire Insurance Co. Union Pacific Corp. Unisource Foundation United Fire & Casualty Co. United Parcel Service United Services Automobile Association United Technologies Corp. Unitrin Inc. Universal Foods Corp. Universal Studios Unocal Corp. UNUM Corp.

U.S. Bancorp U.S. Borax Inc. U.S. Trust Corp. and Affiliates US WEST Inc. USA GROUP Inc. USG Corp. USLIFE Corp. UST Inc. USX Corp. Utica National Insurance Group V Valero Energy Corp. Vanguard Group Inc. Varian Associates Inc. Victaulic Co. of America Virginia Power North Carolina Power Vulcan Materials Co.