A legless portable worktable is provided for supporting a tray above the ground without the use of ground contacting legs. In some embodiments, the worktable may comprise: a tray having a tray surface; a conduit clamp coupled to the tray with the conduit clamp comprising a first arm movably coupled to a second arm; a first contact member coupled to the first arm of the conduit clamp; a second contact member and a third contact member coupled to the second arm of the conduit clamp. The first, second, and third contact members may be configured to make contact with and grip a conduit thereby supporting the weight of the tray above the ground.