Worldwide Energy and Manufacturing USA, Inc., together with its subsidiaries, operates as a manufacturing and engineering firm, concentrating on photovoltaic solar modules and contract manufacturing services. The company designs, develops, manufactures, and markets solar modules under the AmeriSolar brand with a range in rated power output from 165 watts to 240 watts per module. It also provides casting, machining and stamping, electronics, and fiber optics product lines. In addition, the company offers electrical components and assemblies; and die-casting and machined parts for the automotive, telecommunications, and home supply industries. The company serves customers primarily in Europe, South Korea, and the United States that outsource their smaller scale production orders for offshore production in China. Worldwide Energy and Manufacturing USA also offers its products for companies in solar module, aerospace, automotive, and electronics industries in the United States and internationally. The company was formerly known as Worldwide Manufacturing USA, Inc. and changed its name to Worldwide Energy and Manufacturing USA, Inc. in February 2008 to reflect its expansion into the solar energy industry. Worldwide Energy and Manufacturing was founded in 1993 and is headquartered in South San Francisco, California.