Enclos Tensile Structures

Enclos Tensile Structures (ETS) is an award-winning specialty contractor focused on the design, engineering, fabrication, and installation of custom tensile membrane structures. We partner with architects, general contractors, owners, and developers to deliver complex, design-driven lightweight structures across North America. Our work spans cultural institutions, sports and entertainment venues, transportation hubs, civic spaces, higher education campuses, and commercial developments. ETS collaborates early in the design process to transform ambitious architectural concepts into buildable, high-performance tensile systems. Our expertise includes long-span tensile membrane roofs, custom shade structures, feature canopies, exterior screen facades, and specialty enclosure systems. With decades of experience — formerly Pfeifer and before that FabriTec Structures — ETS has played a role in some of the most iconic and technically demanding projects in the built environment. Our team integrates engineering precision, digital modeling, advanced fabrication, and field execution to ensure design intent is realized at scale. Who we serve: • Design-forward architects pushing material and structural boundaries • Top-tier general contractors delivering complex projects • Institutional and commercial owners seeking innovative enclosure solutions • Developers looking for signature architectural impact At ETS, we combine technical expertise with craft and collaboration to create lightweight structures that define space, elevate architecture, and perform in demanding environments.