Over 100 years designing and manufacturing high security and tamper evident metal, plastic and adhesive security seals.
STARTED IN 1910, and incorporated in 1916, American Casting & Mfg. Corp. is now a fourth generation family owned manufacturing business specializing in security seals and related security products. Our proud beginning is traced to our founders. Brothers & partners HLC Wenk Jr and Norman B. Wenk had a manufacturing vision of excellence through quality, innovative production, customer service, and employee loyalty and respect.