Abstract: A multipurpose adjustable mechanic support and creeper assembly provides an adjustable device that can be used to support the body while working with variously sized vehicles, compactly stored, and converted into a mechanic's creeper. The device includes a base frame and a pair of support assemblies each having a support member. A height adjustable tool support, expandable leg portions to broaden the base frame, and storage areas are also provided. The support members are removable and securable to each other to form a creeper or a seat.