Investor Information

WSI International, Inc. is privately held by global private equity firm The Carlyle Group, who acquired the company in 2005. The Carlyle Group is one of the world's largest private equity firms, with more than $75.6 billion under management.

The Carlyle Group combines global vision with local insight, relying on a top-flight team of more than 500 investment professionals operating out of offices in 21 countries to uncover superior opportunities in Africa, Asia, Australia, Europe, North America and South America.

Citi Private Equity ("CPE") is also an investor in the company. CPE, a unit of Citi Alternative Investments, is the primary investment arm of Citigroup Inc. (NYSE: C) that makes direct equity investments in partnership with leading private equity firms. CPE manages and advises on over $12 billion, and its investment professionals are based in New York and London. Citi, the leading global financial services company, has some 200 million customer accounts and does business in more than 100 countries.