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NEW YORK, Jun 22, 2011 (BUSINESS WIRE) -- Marsh & McLennan Companies, Inc. (NYSE: MMC) announced today that LEED Gold Certification has been awarded to Guy Carpenter for its headquarters at 1166 Avenue of the Americas in New York. LEED (Leadership in Energy and Environmental Design) is the U.S. Green Building Council's certification system for the design, construction and operation of green buildings.

Guy Carpenter relocated to 1166 Avenue of the Americas, the global headquarters of Marsh & McLennan Companies, in March 2010 and occupies two floors in the 44-story building. Guy Carpenter's new headquarters, home to 250 of its employees, is the first LEED certified space in the building. Marsh & McLennan Companies achieved LEED certification after the rigorous examination of its energy, lighting, water and material use. Beyond the LEED requirements, Guy Carpenter also instituted other energy efficient business process changes, including an initiative to significantly decrease paper waste, and added recycling stations throughout the building to further green its office.

"Marsh & McLennan Companies strives to integrate green strategies into the design, construction and workplace practices of our offices. Creating a green environment at its new headquarters was important to Guy Carpenter and we are pleased to see these efforts recognized," said Elizabeth Barry, Marsh & McLennan Companies Chief Sustainability Officer.

The prestigious LEED Gold Certification received for Guy Carpenter's New York headquarters is the third such designation in Marsh & McLennan Companies' real estate portfolio. The Company is also pursuing LEED certification for several other locations.

Marsh & McLennan Companies has made a strategic commitment to reducing its environmental impact and providing a healthy and environmentally conscious workplace. In addition to incorporating sustainable practices in its own operations, Marsh & McLennan Companies offers an array of environmental risk management solutions and services to assist its clients in analyzing, reducing and managing their own environmental impact.

Marsh & McLennan Companies is a global professional services firm providing advice and solutions in the areas of risk, strategy and human capital. It is the parent company of a number of the world's leading risk experts and specialty consultants, including Marsh, the insurance broker and risk advisor; Guy Carpenter, the risk and reinsurance specialist; Mercer, the provider of HR and related financial advice and services; and Oliver Wyman, the management consultancy. With 52,000 employees worldwide and annual revenue exceeding $10 billion, Marsh & McLennan Companies provides analysis, advice and transactional capabilities to clients in more than 100 countries. Its stock (ticker symbol: MMC) is listed on the New York, Chicago and London stock exchanges. Marsh & McLennan Companies' website address is www.mmc.com.

SOURCE: Marsh & McLennan Companies, Inc.

Media:
Marsh & McLennan Companies
Silvia Davi, 212-345-4371
silvia.davi@mmc.com
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Investor:
Marsh & McLennan Companies
Scott Douglas, 212-345-5488
scott.d.douglas@mmc.com