HOUSTON--(BUSINESS WIRE)--May 11, 2007--Waste Management, Inc. (NYSE:WMI) announced today the declaration of a quarterly cash dividend of $0.24 per share payable June 22, 2007 to stockholders of record on June 4, 2007.

Waste Management, based in Houston, Texas, is the leading provider of comprehensive waste management services in North America. Our subsidiaries provide collection, transfer, recycling and resource recovery, and disposal services. We are also a leading developer, operator and owner of waste-to-energy and landfill gas-to-energy facilities in the United States. Our customers include residential, commercial, industrial, and municipal customers throughout North America.
CONTACT: Waste Management, Inc.
             Analysts: Greg Nikkel, 713-265-1358
             or
             Media: Lynn Brown, 713-394-5093
             http://www.wm.com

SOURCE: Waste Management, Inc.