Timothy J. Aydt, president, Marathon Pipe Line LLC, and vice president, operations of MPLX GP LLC, the general partner of MPLX LP has been appointed vice president, business development, MPLX, effective Nov. 1. He will continue to be located in Findlay, Ohio, and report to Michael J. Hennigan, MPLX president. With 33 years of experience in industry, Tim brings a wealth of operating knowledge to this role and will provide seasoned leadership and expertise as the company executes plans to grow business. Shawn M. Lyon, who is currently vice president, operations for Marathon Pipe Line, will replace Aydt and report to John Swearingen, executive vice president of Logistics and Storage.