Thomas Electrical Services, Inc is a full-service electrical company headquartered in Chatham, Massachusetts. We specialize in commercial and residential projects as well as green energy initiatives.

Andrew Thomas, president of TES began his electrical career with a commercial company located outside of Boston, Massachusetts. He enjoyed working on large scale projects like schools, town buildings, treatment plants, and wind turbine projects. He was trained by skilled professionals with years of experience in the industry. During this time he grew to love the intricacies of the trade and decided to acquire more education and ultimately his Masters License. He started his own business to ensure that he could use his practical skills in an environment that values professionalism and customer service. Our team delivers a consistent level of service and expertise and truly values building lasting relationships with our clients and customers.