For nearly five decades, Mul-T-Lock has been a worldwide leader in developing, manufacturing, and marketing high-security locking products and access control solutions for institutional, commercial, industrial, and residential applications.

Mul-T-Lock is fully owned by the ASSA ABLOY Group, a global leader in access solutions with a proven track record in helping billions of people experience a more open world through innovations that enable safe, secure, and convenient access to physical and digital places.