EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY BWAY CORPORATION ---------------- Brockway Standard, Inc. Brockway Standard (New Jersey), Inc. Milton Can Company, Inc. Brockway Standard (Canada), Inc. BWAY Foreign Sales Corporation Materials Management, Inc. BROCKWAY STANDARD, INC. ---------------------- Armstrong Containers, Inc. Brockway Standard (Ohio), Inc. Plate Masters, Inc. BROCKWAY STANDARD (NEW JERSEY), INC. ------------------------------------ Milton Metal Graphics, Inc. Northeast Tin Plate Company The Company and all subsidiaries of the Company are Delaware Corporations.