The worlds leading manufacturer of quality surveying, construction equipment and supplies. Vertically integrated with more than 300 employees in five plants worldwide, CST/berger offers you a diverse range of more than 1......The worlds leading manufacturer of quality surveying, construction equipment and supplies. Vertically integrated with more than 300 employees in five plants worldwide, CST/berger offers you a diverse range of more than 1,000 products, all manufactured and marketed to provide the highest quality at the most competitive prices possible. CST/berger is committed to bringing you superior products and service. Founded in 1903, Chicago Steel Tape (today known as CST/berger) began as a manufacturer of steel measuring tapes. A pioneer in providing surveyors with innovative, quality instruments at completive prices. Now as a result of over 100 years of manufacturing experience, global marketing strategies, state-of-the art technologies, and the addition of products for the building and construction markets, CST/berger has become USAs largest, and one of the worlds leading, vertically integrated manufactures of surveying accessories, as well as building and construction instruments.