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Management List

Ronald J. Mittelstaedt

Ronald J. Mittelstaedt has been Executive Chairman of Waste Connections since July 2019. From the company’s formation in 1997 to that date, he served as Chief Executive Officer of Waste Connections. Mr. Mittelstaedt has served as a director of Waste Connections since its formation, and was elected Chairman in January 1998. Mr. Mittelstaedt also served as President of Waste Connections from its formation through August 2004. Mr. Mittelstaedt has more than 30 years of experience in the solid waste industry. Mr. Mittelstaedt serves as a director of SkyWest, Inc. Mr. Mittelstaedt holds a B.A. degree in Business Economics with a finance emphasis from the University of California at Santa Barbara.

Worthing F. Jackman

Worthing F. Jackman has been President and Chief Executive Officer of Waste Connections since July 2019. From July 2018 to that date, he served as President of Waste Connections. Mr. Jackman served as Executive Vice President and Chief Financial Officer of Waste Connections from September 2004 to July 2018. From April 2003 to September 2004, Mr. Jackman served as Vice President – Finance and Investor Relations of Waste Connections. Mr. Jackman held various investment banking positions with Alex. Brown & Sons, now Deutsche Bank Securities, Inc., from 1991 through 2003, including most recently as a Managing Director within the Global Industrial & Environmental Services Group. In that capacity, he provided capital markets and strategic advisory services to companies in a variety of sectors, including solid waste services. Mr. Jackman serves as a director for Quanta Services, Inc. He holds a B.S. degree in Finance from Syracuse University and an M.B.A. from the Harvard Business School.

Darrell W. Chambliss

Darrell W. Chambliss has been Executive Vice President and Chief Operating Officer of Waste Connections since October 2003. From October 1, 1997, to that date, Mr. Chambliss served as Executive Vice President – Operations of Waste Connections. Mr. Chambliss has more than 30 years of experience in the solid waste industry. Mr. Chambliss holds a B.S. degree in Business Administration from the University of Arkansas.

James M. Little

James M. Little has been Executive Vice President – Engineering and Disposal of Waste Connections since July 2019. From February 2009 to that date, he served as Senior Vice President – Engineering and Disposal of Waste Connections. Mr. Little served as Vice President – Engineering of Waste Connections from September 1999 to February 2009. Mr. Little held various management positions with Waste Management, Inc. (formerly USA Waste Services, Inc., which acquired Waste Management, Inc. and Chambers Development Co. Inc.) from April 1990 to September 1999, including Regional Environmental Manager and Regional Landfill Manager, and most recently Division Manager in Ohio, where he was responsible for the operations of ten operating companies in the Northern Ohio area. Mr. Little is a certified professional geologist and holds a B.S. degree in Geology from Slippery Rock University.

Patrick J. Shea

Patrick J. Shea has been Executive Vice President, General Counsel and Secretary of Waste Connections since July 2019. From August 2014 to that date, he served as Senior Vice President, General Counsel and Secretary of Waste Connections. Mr. Shea served as Vice President, General Counsel and Secretary of Waste Connections from February 2009 to August 2014. He served as General Counsel and Secretary of Waste Connections from February 2008 to February 2009 and Corporate Counsel of Waste Connections from February 2004 to February 2008. Mr. Shea practiced corporate and securities law with Brobeck, Phleger & Harrison LLP in San Francisco from 1999 to 2003 and Winthrop, Stimson, Putnam & Roberts (now Pillsbury Winthrop Shaw Pittman LLP) in New York and London from 1995 to 1999. Mr. Shea holds a B.S. degree in Managerial Economics from the University of California at Davis and a J.D. degree from Cornell University.

Mary Anne Whitney

Mary Anne Whitney has been Executive Vice President and Chief Financial Officer since February 2021. From July 2018 to that date, Ms. Whitney served as Senior Vice President and Chief Financial Officer of Waste Connections. From February 2018 to July 2018, Ms. Whitney served as Senior Vice President - Finance of Waste Connections. From March 2012 to February 2018, Ms. Whitney served as Vice President - Finance of Waste Connections. From November 2006 to March 2012, Ms. Whitney served as Director of Finance of Waste Connections. Ms. Whitney held various finance positions for Wheelabrator Technologies from 1990 to 2001. Ms. Whitney holds a B.A. degree in Economics from Georgetown University and an M.B.A. in Finance from New York University Stern School of Business.

Matthew S. Black

Matthew S. Black has been Senior Vice President and Chief Tax Officer of Waste Connections since January 2017. From March 2012 to that date, Mr. Black served as Vice President and Chief Tax Officer of Waste Connections. From December 2006 to March 2012, Mr. Black served as Executive Director of Taxes of Waste Connections. Mr. Black served as Tax Director for The McClatchy Company from April 2001 to November 2006, and served as Tax Manager from December 2000 to March 2001. From January 1994 to November 2000, Mr. Black held various positions, including Tax Manager, for PricewaterhouseCoopers LLP. Mr. Black is a Certified Public Accountant and holds a B.S. degree in Accounting and Master’s degree in Taxation from California State University, Sacramento.

Robert M. Cloninger

Robert M. Cloninger has been Senior Vice President, Deputy General Counsel and Assistant Secretary of Waste Connections since February 2022. From August 2014 to February 2022, Mr. Cloninger served as Vice President, Deputy General Counsel and Assistant Secretary of Waste Connections. From February 2013 to August 2014, Mr. Cloninger served as Deputy General Counsel of Waste Connections. From February 2008 to February 2013, Mr. Cloninger served as Corporate Counsel of Waste Connections. Mr. Cloninger practiced corporate, securities and mergers and acquisitions law with Schiff Hardin LLP in Chicago from 1999 to 2004 and Downey Brand LLP in Sacramento from 2004 to 2008. Mr. Cloninger holds a B.A. degree in History from Northwestern University and a J.D. degree from the University of California at Davis.

Jason J. Craft

Jason J. Craft has been Senior Vice President – Operations of Waste Connections since July 2020. From December 2014 to that date, Mr. Craft served as a Regional Vice President of Waste Connections. From February 2010 to December 2014, Mr. Craft served as a Divisional Vice President of Waste Connections. From July 2006 to February 2010, Mr. Craft served as a District Manager of Waste Connections, and from November 2003 to July 2006 he served as a member of Waste Connections’ Operations Analysis and Integrations department. From April 2003 until November 2003, Mr. Craft served as a member of Waste Connections’ Internal Audit department. Mr. Craft held various accounting positions with The Newark Group Inc. from June 2000 to April 2003. Mr. Craft spent seven years in the military, both in the U.S. Navy and the Army National Guard. Mr. Craft holds a B.S. degree in Accounting from Montana State University.

Eric O. Hansen

Eric O. Hansen has been Senior Vice President – Chief Information Officer of Waste Connections since February 1, 2019. From July 2004 to that date, Mr. Hansen served as Vice President – Chief Information Officer of Waste Connections. From January 2001 to July 2004, Mr. Hansen served as Vice President – Information Technology of Waste Connections. From April 1998 to December 2000, Mr. Hansen served as Director of Management Information Systems of Waste Connections. Mr. Hansen holds a B.S. degree from Portland State University.

Susan R. Netherton

Susan R. Netherton has been Senior Vice President – People, Training and Development of Waste Connections since February 2022. From July 2013 to February 2022, Ms. Netherton served as Vice President – People, Training and Development of Waste Connections. From February 2007 to July 2013, Ms. Netherton served as Director of Human Resources and Employment Manager of Waste Connections. From 1994 to 2007, Ms. Netherton held various human resources positions at Carpenter Technology Corporation, a publicly-traded, specialty metals and materials company. Ms. Netherton holds a B.S. in Elementary Education from Kutztown University and an M.B.A. from St. Mary’s College of California.

Keith P. Gordon

Keith P. Gordon has been Vice President – Information Systems of Waste Connections since January 2017. From September 2010 to that date, Mr. Gordon served as Director of Information Systems of Waste Connections. Prior to joining Waste Connections, he spent 14 years in leadership roles with CableData, DST Innovis and Amdocs, Inc. leading an international software development organization, as well as serving as CTO for a startup company that was acquired by LivingSocial. Mr. Gordon spent 11 years as an Army officer in a number of leadership positions including Company Commander and Battalion staff positions. Mr. Gordon has a B.S. in Mechanical Engineering from United States Military Academy, West Point, and M.S. in Computer Science from Stanford University.

Shawn W. Mandel

Shawn W. Mandel has been Vice President – Safety and Risk Management of Waste Connections since January 2017. From May 2011 to that date, Mr. Mandel served as Director of Safety of Waste Connections. From 1995 to 2011, Mr. Mandel held various Safety leadership positions with Republic Services (formerly Browning-Ferris Industries and Allied Waste) including Director of Safety. Mr. Mandel holds a B.A. degree in Business Administration from National University.

JOHN M. PERKEY

John M. Perkey has been Vice President, Deputy General Counsel – Compliance and Government Affairs of Waste Connections since February 2022. From August 2017 to January 2022, Mr. Perkey served as Associate General Counsel – Director of Compliance of Waste Connections. He served as Operations Counsel of Waste Connections from June 2011 to July 2017. Mr. Perkey practiced corporate, real estate, and mergers and acquisitions law with Roetzel & Andress, LPA in Columbus, Ohio from 2006 - 2011. Mr. Perkey holds a B.A. degree in Political Science from Ohio Wesleyan University and a J.D. degree from the University of Pittsburgh.

Jason W. Pratt

Jason W. Pratt has been Vice President – Corporate Controller of Waste Connections since February 2020. From June 2016 to that date, Mr. Pratt served as Region Controller – Canada of Waste Connections. From October 2012 to May 2016, Mr. Pratt served as Region Controller – Western Region of Waste Connections. From January 2007 to September 2012, Mr. Pratt served as Division Controller – Mountain West Division and Division Controller – Northern Washington Division of Waste Connections. From July 2005 to December 2006, Mr. Pratt held various Assistant Controller and District Controller positions with Waste Connections. From August 2003 to June 2005, Mr. Pratt served as Tax Accountant for LeMaster and Daniels, PLLC. Mr. Pratt holds a B.S. degree in Business Administration with a concentration in Accounting and an M.B.A with a concentration in Finance from the University of Portland in Oregon.

Kurt R. Shaner

Kurt R. Shaner has been Vice President – Engineering and Sustainability of Waste Connections since November 2020. From April 2002 to that date, Mr. Shaner served as the Eastern Region Engineering Manager of Waste Connections. Mr. Shaner held various positions at Waste Management, Inc. and its predecessor companies from June 1990 through March 2002. From February 1988 through June 1990, Mr. Shaner worked as a consulting engineer focused on landfill design and permitting. Mr. Shaner is a professional engineer and received a B.S. degree in Civil Engineering from the University of Miami.

Gregory Thibodeaux

Gregory Thibodeaux has been Vice President – Maintenance and Fleet Management of Waste Connections since January 2011. From January 2000 to that date, Mr. Thibodeaux served as Director of Maintenance of Waste Connections. Mr. Thibodeaux has more than 32 years of experience in the solid waste industry having held various management positions with Browning Ferris Industries, Sanifill, and USA Waste Services, Inc. Before coming to Waste Connections, Mr. Thibodeaux served as corporate Director of Maintenance for Texas Disposal Systems.

Colin G. Wittke

Colin G. Wittke has been Vice President – Sales of Waste Connections since the completion of the Progressive Waste acquisition on June 1, 2016. From June 2011 to that date, he served as Vice President, Sales and Marketing of Progressive Waste Solutions Ltd. Prior to that time, Mr. Wittke held various roles with Waste Management, Inc. for 19 years, including the position of Vice President, Sales and Customer Service. He has more than 30 years of experience in the solid waste industry. Mr. Wittke holds a BSc in Finance (cum laude) from Biola University in La Mirada, California.

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