John Hennessey is vice president/general manager, Eastern Region for Alcohol Monitoring Systems. He has 17 years of experience working within the criminal justice system, specializing in working closely with county, state, and federal agencies to identify their needs and deliver technology, treatment and reentry solutions to help meet those needs. Hennessey has extensive experience in marketing and promoting advanced technologies and supervision, and evidence-based solutions for accounts around the world. Hennessey joined SCRAM Systems in 2008 as a sales director for National Accounts. Prior to assuming his current role, he served as vice president of Strategic Accounts.