control, security, nurse call, mass notification, paging and background music, and master clock systems. Our 24 hour on call services provide central station monitoring, testing, inspection and maintenance programsand/or multizone options. And our master clock systems are industrial and educational

four-year apprenticeship program authorized by the state, with many going on to become Master Electricians.In addition expertise and services, visit Bertke Electrical Services & Testing online or call (513) 542-2350 in case of