General Motors Dutch automaker Spyker, and emerged from a government-backed Chapter 11 reorganization. In 2010, the reorganized GM made an initial public offering that was one of the world's top five largest IPOs to date, and returned to profitability later that year. Based on global sales, General Motors is routinely among the world's largest automakers. Headquartered at the Renaissance Center in Detroit, GM employs approximately 180,000 people around the world. In 2009, General Motors sold 6.5 million cars and trucks globally; in 2010, it sold 8.39 million. , Mary Barra is the chief executive officer (CEO) and chairman of the board and
Chrysler Sigma Chrysler Sigma The Chrysler Sigma is a version of the Mitsubishi Galant automobile that was built by Chrysler Australia in Adelaide, South Australia from 1977. When Mitsubishi Motors Australia (MMAL) took over Chrysler Australia's manufacturing facilities in 1980, they renamed the vehicle the Mitsubishi Sigma. The range was progressively discontinued and replaced by the Mitsubishi Magna, starting with the sedan in 1985 and the wagon in 1987. Chrysler launched the GE series Sigma in October 1977 to replace the outgoing GD Galant. Assembly occurred at the Tonsley Park, Adelaide plant. The GE series Sigma was the first to introduce the