KNOXVILLE, Tenn.–(BUSINESS WIRE)–Tartan Oil LLC (Tartan), the wholesale marketing division of Pilot Company, is announcing the launch of Checkpoint, an innovative solution to help customers manage their accounts with unparalleled ease and simplicity, and its reimagined website. Designed with convenience at its core, Checkpoint offers an intuitive solution that streamlines account access, order management and reporting, giving customers more control of their energy needs. Tartan unveiled its w