================================================================================ SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _________________ SCHEDULE TO (RULE 14D-100) Tender Offer Statement Under Section 14(D)(1) or 13(E)(1) of the Securities Exchange Act of 1934 (Amendment No. 1) _________________ PROXICOM, INC. (Name of Subject Company (Issuer)) PUTTER ACQUISITION CORP. DIMENSION DATA HOLDINGS PLC (Names of Filing Persons (Offerors)) _________________ COMMON STOCK, PAR VALUE $0.01 PER SHARE (Title of Class of Securities) _________________ 744282104 (CUSIP Number of Class of Securities) _________________ Patrick Quarmby Corporate Finance Director Dimension Data Holdings plc Dimension Data Oval 1 Meadowbrook Lane Epsom Downs, Sandton 2125 South Africa Telephone: 011-27-11-709-1000 (Name, Address and Telephone Numbers of Person Authorized to Receive Notices and Communications on Behalf of Filing Persons) _________________ Copies to: Morton A. Pierce, Esq. Dewey Ballantine LLP 1301 Avenue of the Americas New York, New York 10019-6092 Telephone: (212) 259-8000 _________________ ================================================================================ [_] Check the box if the filing relates solely to preliminary communications made before the commencement of a tender offer: Check the appropriate boxes below to designate any transactions to which the statement relates: [x] third-party tender offer subject to Rule 14d-1. [_] issuer tender offer subject to Rule 13e-4. [_] going-private transaction subject to Rule 13e-3. [_] amendment to Schedule 13D under Rule 13d-2. Check the following box if the filing is a final amendment reporting the results of the tender offer: [_] ================================================================================ SCHEDULE TO This Amendment No. 1 ("Amendment No. 1") supplements and, as so supplemented, amends the Tender Offer Statement originally filed on May 17, 2001, by Dimension Data Holdings plc, a public limited company incorporated in England and Wales ("Dimension Data"), and Putter Acquisition Corp., a Delaware corporation ("Purchaser") and an indirect wholly-owned subsidiary of Dimension Data relating to the offer by Purchaser to purchase all of the outstanding shares of common stock, par value $0.01 per share of Proxicom, Inc., a Delaware corporation ("Proxicom"), pursuant to Purchaser's offer to purchase all outstanding Shares at a price of $7.50 per Share, net to the seller in cash, without interest thereon, upon the terms and subject to the conditions set forth in the Offer to Purchase, dated May 17, 2001 and in the related Letter of Transmittal. All capitalized terms used in this Amendment No. 1 without definition have the meanings attributed to them in the Schedule TO. The Items of the Schedule TO set forth below are hereby supplemented and, as so supplemented, amended as follows: ITEM 12 Exhibits Item 12 is hereby supplemented and, as so supplemented, amended by adding the following exhibits: "(a)(5)(A) Press release issued by Dimension Data on May 18, 2001." SIGNATURES After due inquiry and to the best of their knowledge and belief, the undersigned hereby certify as of May 18, 2001 that the information set forth in this statement is true, complete and correct. DIMENSION DATA HOLDINGS PLC By: /s/ P.K. Quarmby ----------------------------------- Name: P. K. Quarmby Title: Director PUTTER ACQUISITION CORP. By: /s/ P.K. Quarmby ---------------------------------- Name: P. K. Quarmby Title: Director EXHIBIT INDEX EXHIBIT NO. DESCRIPTION - --------------- --------------------------------------------------------- (a)(5)(A) Press release issued by Dimension Data on May 18, 2001.