ABB is engaged in power and automation technologies. The company provides a range of products, systems, solutions, and services. Its power businesses focus on power transmission, distribution, and power-plant automation and serve electric, gas and water utilities, as well as industrial and commercial customers. Its automation businesses serve a range of industries with measurement, control, protection, and process optimization applications. It operates in approximately 100 countries across four regions: Europe, the Americas, Asia, and the Middle East and Africa (MEA). During the year ended December 31, 2011, the business consisted of five divisions: Power Products, Power Systems, Discrete Automation and Motion, Low Voltage Products and Process Automation. On January 26, 2011, the company acquired Baldor Electric Company (Baldor). In May 2011, it purchased a controlling interest in United States-based Validus DC Systems.