The Carlyle Group is an American-based global asset management firm, specializing in private equity, based in Washington, D.C. The Carlyle Group operates in four business areas: private equity, real assets, market strategies, and fund of funds, through its AlpInvest subsidiary. Carlyle's private equity business has been one of the largest investors in leveraged buyout transactions over the last decade, while its real estate business has actively acquired commercial real estate. Since its inception, Carlyle has completed investments in such notable companies as Booz Allen Hamilton, Dex Media, Dunkin' Brands, Freescale Semiconductor, Getty Images, HCR Manor Care, Hertz, Kinder Morgan, Nielsen, and United Defense. As of December 31, 2012, Carlyle had $170 billion in assets under management across 113 funds and 67 fund of fund vehicles. The firm has more than 1,400 employees including 650 investment professionals, with offices in 33 countries globally. Carlyle has investments in over 200 companies and more than 250 real estate investments. Carlyle’s portfolio companies employ more than 650,000 people worldwide. The firm has over 1,500 limited partners in 75 countries. Carlyle is also noted for its association with influential political figures.