Intoxalock, also known as Consumer Safety Technology or CST LLC., has been manufacturing ignition interlock devices (car breathalyzers) for over 30 years and today is an industry leader in reliability, customer service and technology. Intoxalock is a Des Moines, Iowa based company that prides itself on a strong Iowa work ethic to provide our customers with professional service and reliable alcohol monitoring devices. Our ignition interlock devices meet state requirements in 46 states across t...