In this chapter "construction contract" means a contract or agreement made and entered into by an owner, contractor, subcontractor, registered architect, licensed engineer, or supplier concerning the design, construction, alteration, repair, or maintenance of a building, structure, appurtenance, road, highway, bridge, dam, levee, or other improvement to or on real property, including moving, demolition, and excavation connected with the real property.
Tex. Civ. Prac. and Rem. Code § 130.001