Waste Management Named to Top 30 Hottest Renewable Chemical and Materials Companies for 2011-2012

Biofuels Digest recognizes Waste Management for investing and deploying new technologies to recover value from waste

Biofuels Digest named Waste Management (NYSE: WM) one of the 30 Hottest Renewable Chemical and Material Companies in its 2011-12 rankings, highlighting the company’s continued focus on investing and deploying new renewable chemical technologies to recover more value from the waste stream. In recent years, Waste Management has invested in technology companies including Genomatica and Enerkem, who were also included on the list.

In 2011, Waste Management also made strategic investments in thermal chemical conversion companies Agilyx and Agnion as well as increased its investment in Enerkem and Harvest Power.

“Our ranking along with Genomatica and Enerkem, demonstrates our leadership and commitment to investing in new and emerging technologies, which is a sustainability goal for Waste Management,” said Carl Rush, senior vice president of the Organic Growth Group at Waste Management. “Working with promising next-generation processing and conversion technologies provides us with the tools to extract more value from the materials we manage, more than any other company in the waste industry.”

Waste Management has also invested in other thermal chemical conversion and fermentation technology companies including S4 Energy Solutions and Terrabon. These investments will help move Waste Management toward meeting two of its sustainability goals: doubling its renewable energy production by 2020, and investing in emerging technologies for managing waste.

ABOUT WASTE MANAGEMENT

Waste Management, Inc., based in Houston, Texas, is the leading provider of comprehensive waste management services in North America. Through its subsidiaries, the company provides collection, transfer, recycling and resource recovery, and disposal services. It is also the largest residential recycler and a leading developer, operator and owner of waste-to-energy and landfill gas-to-energy facilities in the United States. The company’s customers include residential, commercial, industrial, and municipal customers throughout North America. To learn more information about Waste Management visit www.wm.com or www.thinkgreen.com.