Established in the early 1970s in Dyersburg , Tennessee , Electric Research and Manufacturing Cooperative , Inc . ( ERMCO ) is a wholly owned subsidiary of Arkansas Electric Cooperative Inc . ( AECI ). With a commitment to powering part of the world , ERMCO is closely aligned with the cooperative ’ s mission and leverages its resources to better serve utility customers . To learn more about the company ’ s evolution , we spoke with Kurtis McMillen , ERMCO ’ s Chief Sales Officer . “ A significant portion of ERMCO ’ s success can be attributed to our focus on employees , our strong partnerships with our customers , and our commitment to continuous innovation and improvement ,” McMillen begins . “ Our organization has experienced significant growth throughout its history , leading to an impressive presence that spans both state and international markets .”