## Corporate Information 

Ronald J. Mittelstaedt Chairman and Chief Executive Officer 

Steven F. Bouck President 

Darrell W. Chambliss Executive Vice President and Chief Operating Officer 

Robert D. Evans Executive Vice President, General Counsel and Secretary 

Worthing F. Jackman Executive Vice President and Chief Financial Officer 

Kenneth O. Rose Senior Vice President - Administration 

David G. Eddie Vice President - Corporate Controller 

David M. Hall Vice President - Business Development 

Eric O. Hansen Vice President - Chief Information Officer 

Jerri L. Hunt Vice President - Human Resources 

James M. Little Vice President - Engineering 

COMPANY OFFICES 35 Iron Point Circle Suite 200 Folsom, CA 95630 Telephone: (916) 608-8200 

INVESTOR RELATIONS Worthing Jackman Telephone: (916) 608-8266 Fax: (916) 608-8291 e-mail: worthingj@wasteconnections.com 

Additional copies of this report, Form 10-K, the Proxy Statement or other financial information are available to stockholders without charge by contacting our Investor Relations Department. You may also contact us by visiting the Investor Relations page on the Company’s Web site at www.wasteconnections.com. 

## EXECUTIVE OFFICERS 

Ronald J. Mittelstaedt Chairman and Chief Executive Officer 

Robert H. Davis President/Chief Executive Officer and Director - GreenMan Te c h n o l o g i e s , In c . - A t i r e s h r e d d i n g a n d r e c y c l i n g c o m p a n y. 

Eugene V. Dupreau Western Regional Vice President 

Michael W. Harlan Executive Vice President and Chief Operating Officer - U.S. Concrete, Inc. - A producer of ready-mixed concrete and related products. 

William J. Razzouk Principal - WJR Advisors and WJR Ventures - Management consulting and investment firms. 

WESTERN REGION Eugene Dupreau, Regional Vice President Barry Peck, Regional Controller 

PACIFIC NORTHWEST REGION Eric Merrill, Regional Vice President Brent Ditton, Regional Controller 

CENTRAL REGION Phil Rivard, Regional Vice President Randy Baham, Regional Controller 

EASTERN REGION Rob Nielsen, Regional Vice President Blake Rhodes, Regional Controller 

STOCK MARKET INFORMATION Waste Connections’ common stock is traded on the New York Stock Exchange under the ticker symbol WCN. 

ANNUAL MEETING Stockholders are invited to attend our annual meeting of stockholders on May 25, 2005, at 10:00 a.m. at the Sacramento Marriott Rancho Cordova, 11211 Point East Drive, Rancho Cordova, California 95742. 

TRANSFER AGENT & REGISTRAR Wells Fargo Shareowner Services 161 North Concord Exchange South St Paul, MN 55075 Telephone: (800) 468-9716 Web site: www.wellsfargo.com/com/shareowner_services 

## BOARD OF DIRECTORS 

## REGION OFFICERS 

