Siemens Building Technologies
As a leading provider of building controls, fire safety and security system solutions, Siemens Building Technologies, Inc., makes buildings comfortable, safe, productive and less costly to operate. The company focuses on improving the performance of its customers' buildings, so that its customers can focus on improving their business performance. With U.S. headquarters in Buffalo Grove, Ill., Siemens Building Technologies employs 7,500 people and provides a full range of services and solutions from more than 100 locations coast-to-coast. Worldwide, the company has 29,000 employees and operates in more than 42 countries.