While Bosch has its main headquarters and production facilities in Stuttgart, Germany, the company maintains one overseas headquarters in the United States as well as factories and subsidiaries in 50 countries. Bosch USA is headquartered in Farmington Hills, Michigan, and has over 100 locations nationwide for R&D, production and distribution
Bosch is the single-largest supplier of automotive components in the world in terms of revenue. In addition, it makes industrial and building products such as industrial drives, household appliances, security systems and packaging technology. Bosch is one of the largest private employers in the world, employing over 270,000 people worldwide, over 26,000 in the United States alone.