Welcome to Semac. For over 60 years Semac has been providing electrical solutions throughout New England. Semac is a fully staffed electrical contractor with a team of highly trained electricians, estimators, project managers, cad operators and office personal.

Semac specializes in customer satisfaction and offers innovative electrical solutions. Since our founding, we have learned that customer's value service most of all, and we made that our specialty. In fact Semac Electric makes a policy of treating every call like a service call. Semac offers a wide range of services from design builds to 24hr. emergency service.