Based in Claremont, Australia, and established in 2003, Structural Monitoring Systems Plc (STTLF) is a global provider specializing in the design, production, and distribution of structural health monitoring solutions primarily for the aviation sector. A key offering includes their comparative vacuum monitoring (CVM) sensors, specifically engineered to detect cracks in aircraft. The company also manufactures various avionics and audio systems, serving clients across Australasia, the Americas, Europe, Asia, the Middle East, and Africa.