EXHIBIT 21.1 SUBSIDIARIES OF PENTACON, INC. Alatec Cable Harness & Assembly Division, Inc., a California corporation Alatec Fastener and Component Group, Inc., a California corporation Alatec International Sales, Inc., a U.S. Virgin Islands corporation Alatec Products, Inc., a California corporation Alatec Race, Inc., a California corporation ASI Aerospace Group, Inc., a Delaware corporation AXS Solutions, Inc., a Delaware corporation Capitol Bolt & Supply, Inc., a Texas corporation Maumee Industries, Inc., an Indiana corporation Pace Products, Inc., a Texas corporation Pentacon Aerospace Group, Inc., a Nevada corporation Pentacon Industrial Group, Inc., a Nevada corporation Pollard Acquisition Corp., a Delaware corporation Sales Systems, Limited, a Pennsylvania corporation Texas International Aviation, Inc., a Texas corporation TIA International, Inc., a U.S. Virgin Islands corporation Trace Alatec Supply Company, Inc., a California corporation West Coast Aero Products Holding Corp., a Delaware corporation