About Alcohol Countermeasure Systems

Alcohol Countermeasure Systems (ACS) is an international group of companies with over 40 years of experience developing innovative technology to prevent impaired driving. A leading designer and manufacturer of alcohol interlock devices and breath alcohol testers, ACS provides products and services to law enforcement, automotive, industrial, public and personal safety markets. We ensure the highest standards for products, services and the environment through our quality management system, which includes accreditation to ISO 9001, IATF 16949, and ISO 14001. From its headquarters in Toronto, Canada, ACS supplies products and services worldwide to make roads safer through its regional subsidiaries in Europe, Asia, Oceania and the Americas.