Waste Connections Announces Addition to Its Board of Directors

Date: March 5, 2007

Source: Waste Connections, Inc.

Waste Connections Announces Addition to Its Board of Directors

Waste Connections, Inc. (NYSE: WCN) today announced that Edward E. "Ned" Guillet has joined its Board of Directors. From 1974 to 2006, Mr. Guillet served in a broad range of leadership positions with The Gillette Company, now the Gillette Global Business Unit of The Proctor & Gamble Company, including as its Senior Vice President, Human Resources, since 2001. He holds a B.A. degree in English Literature and Secondary Education from Boston College.

"We are extremely pleased that Ned has joined our Board," said Ronald J. Mittelstaedt, Chairman and Chief Executive Officer. "His broad experience in developing world-class organizations will complement and expand the existing strengths of our Board."

Waste Connections, Inc. is an integrated solid waste services company that provides solid waste collection, transfer, disposal and recycling services in mostly secondary markets in the Western and Southern U.S. The Company serves more than one million residential, commercial and industrial customers from a network of operations in 22 states. The Company also provides intermodal services for the movement of containers in the Pacific Northwest. Waste Connections, Inc. was founded in September 1997 and is headquartered in Folsom, California. For more information, visit the Waste Connections web site at www.wasteconnections.com.

For more information, contact:
Worthing Jackman of Waste Connections, Inc., 916-608-8266,
or worthingj@wasteconnections.com.

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