Republic Transmission, LLC (Republic Transmission) is an electric transmission utility company, with the mission to ensure reliable and cost-effective electric transmission in the MISO region. Republic Transmission, LLC is a subsidiary of LS Power, a power generation, transmission, and investment group.
Founded in 2008, Republic Transmission was selected in 2016 through a competitive solicitation to develop the Duff to Coleman Project, a high-voltage transmission line from Dubois County, Indiana, to Hancock County, Kentucky.
To execute the Duff to Coleman Project, Republic Transmission collaborated with its parents, LS Power and Hoosier Energy, as well as Big Rivers Electric Corporation, another local utility. With the managerial, technical, and financial capabilities of the majority parent company, LS Power, and the local knowledge and experience of Hoosier and Big Rivers, Republic Transmission completed the Duff to Coleman Project on schedule and within guaranteed cost-containment provisions.
Republic Transmission was selected by MISO on May 11 2023 through a competitive solicitation to develop the Hiple to IN/MI State Border (HIMB) 345 kV Transmission Project. For more information please visit the HIMB page.
Republic Transmission is a subsidiary of LS Power and of LS Power Grid.