Post-Tensioning provides a flexible, durable, and aesthetic solution for the construction of new buildings and parking structures.  As the exclusive manufacturer of VSL post-tensioning products in the United States, STRUCTURAL TECHNOLOGIES offers a wide range of systems to suit various applications.  VSL systems have been used throughout the world since 1956 to build, repair, and strengthen structures.  To ensure the highest quality fabrication of materials, our manufacturing facilities are certified by PTI’s Plant Certification Program.