SSI Technologies, Inc. is a privately-held company incorporated in Janesville, Wisconsin, USA, specializing in the design and manufacture of advanced sensing and monitoring solutions. Founded with a focus on automotive and industrial applications, the company has grown into a trusted provider of critical measurement technologies. Its headquarters and main engineering and manufacturing facilities are located in Janesville, where it operates three facilities totaling 275,000 square feet. The company primarily serves the automotive, construction, agricultural, heavy truck, marine, powersports, general industrial, medical, and test & measurement sectors. SSI Technologies' core product lines include pressure sensors, level sensors, magnetic sensors, and sensor-based monitoring systems. It also offers digital pressure gauges, digital level gauges, and precision powdered-metal components for demanding environments. The company's pressure sensor portfolio covers a wide range of technologies, from ceramic capacitive to strain gauge and MEMS-based designs. SSI has an Advanced Engineering Group dedicated to developing next-generation control and sensing systems for future mobility and industrial markets. With approximately 500 employees, the company combines deep application expertise with vertical integration to deliver reliable, custom solutions. SSI Technologies is recognized as a leading niche sensor manufacturer, holding a strong market position in heavy-duty and harsh-environment applications.