AAR SUMMA TECHNOLOGY · HUNTSVILLE, ALActiveAVEX ELECTRONICS INC · HUNTSVILLE, ALActiveBENCHMARK ELECTRONICS HUNTSVILLE INC · HUNTSVILLE, ALActivePARKER HANNIFIN CORP · HUNTSVILLE, ALActivePENTASTAR ELECTRONICS INC · HUNTSVILLE, ALActiveSIEMENS VDO PLANT 2 · HUNTSVILLE, ALActiveAVEX ELECTRONICS INC · HUNTSVILLE, ALInactiveEUROFINS MWG OPERON INC · HUNTSVILLE, ALInactive
Source: U.S. EPA Toxic Release Inventory. Registration does not by itself indicate a health hazard.