JM3 Electrical & Construction LLC provides technically competent, hands-on, local representation for companies providing products and services to the electric power industry JM3 Electrical & Construction LLC provides technically competent, hands-on, local representation for companies providing products and services to the electric power industry. Our electrical contractors members firms are successful, well established, properly staffed and understand the uniqueness of the markets they serve. We are located in the City of Beaverton, Oregon; we are family owned and operated electrical contracting business. We serve clients throughout the Portland Metro Area, Woodburn and Salem.