Motorsports Business Management LLC, operating as MBM Motorsports and Power Source, is an American professional stock car racing team that currently competes in the NASCAR Cup Series, NASCAR Xfinity Series, NASCAR Craftsman Truck Series, and ARCA Menards Series. MBM was co-owned and operated by Long and driver Derek White until early 2016, with full operation of the team being taken by Long and his family after White was arrested on smuggling charges.

Derek White is a Canadian professional stock car racing driver. He last competed part-time in the NASCAR Xfinity Series, driving the No. 13 Toyota Camry and No. 40 Dodge Challenger as an owner/driver for MBM Motorsports.