Monitech Ignition Interlock is Raleigh’s local ignition interlock provider. Monitech is the original North Carolina interlock provider with over 30 years of experience. With convenient locations across the state and one of the easiest to use devices, Monitech is the iid leader in North Carolina. Monitech offers quick and easy installation at all of our locations across the state as well full customer support for all of our alcohol monitoring devices.