Whitestone is owned by Capricorn Investors, II, L. P., a private investment partnership organized by Capricorn Holdings, LLC (collectively "Capricorn"). Capricorn was formed in 1987 to invest in, or acquire, companies for long-term capital appreciation. Investors in Capricorn include major endowments, international financial institutions, corporate pension funds, and selected families and individuals. With over $300 million under management, Capricorn has considerable financial resources. Capricorn's portfolio companies have annual revenues in excess of $2.4 billion, and represent transactions of around $1 billion.

Other Capricorn companies include:

Mrs. Fields Famous Brands (www.mrsfields.com)

NATCO (www.natco-us.com)

CCC Information Services Group, Inc. (www.cccis.com)

For more information about Capricorn, visit:

www.capricornholdings.com