A portable workstation assembly for supporting a laptop computer in a vehicle includes a member is extended through a steering wheel in a vehicle having the member abutting a steering column in the vehicle. The member rests on an outer ring of the steering wheel when the member is extended through the steering wheel. A panel is coupled to the member such that the panel is oriented on a plane that is angled downwardly with respect to a horizontal plane when the member is extended through the steering wheel. In this way the panel is positioned to support a laptop computer or the like at an ergonomically efficient position for a driver of the vehicle.