Leadership

David P. Steiner
President and Chief Executive Officer
David P. Steiner
President and Chief Executive Officer


David Steiner is president and chief executive officer for Waste Management. Prior to being elected president and CEO in March 2004, Mr. Steiner was Waste Management's chief financial officer. Mr. Steiner joined Waste Management in November 2000 as vice president and deputy general counsel and was appointed senior vice president, general counsel and corporate secretary in July 2001. In April 2003, he was elected CFO. He joined WM from Phelps Dunbar, a law firm in New Orleans, La. Prior to that, ... 
James E.  Trevathan
Executive Vice President and Chief Operating Officer
James E.  Trevathan
Executive Vice President and Chief Operating Officer


James (Jim) Trevathan is executive vice president and chief operating officer for Waste Management. Prior to becoming COO, Mr. Trevathan was executive vice president of growth, innovation and field support and charged with integrating companywide operations, sales and human resource initiatives to drive progress towards the company’s growth goals in 2011. Prior to that, Mr. Trevathan was the senior vice president of the Southern Group, served as senior vice president of the Eastern Group and h... 
James C.  Fish, Jr.
Executive Vice President and Chief Financial Officer
James C.  Fish, Jr.
Executive Vice President and Chief Financial Officer


As executive vice president and chief financial officer, James (Jim) Fish oversees all financial affairs for the company, including financial reporting, treasury, tax and financial analysis. Prior to becoming CFO, Mr. Fish served as Waste Management’s senior vice president for the company’s East Group, area vice president for Pennsylvania and West Virginia, market area general manager for Massachusetts and Rhode Island, vice president of price management, and director of financial planning and ... 
David A. Aardsma
Chief Sales and Marketing Officer
David A. Aardsma
Chief Sales and Marketing Officer


David (Dave) Aardsma is chief sales and marketing officer for Waste Management and is responsible for leading the company's sales, marketing, pricing, customer service, and national accounts strategies. Prior to being named chief sales and marketing officer, Mr. Aardsma held the titles of senior vice president sales and marketing, vice president of sales, where he was responsible for the rollout of the Sales Force Effectiveness Program, and vice president of sales for the 10-state Western Group ... 
Puneet Bhasin
Chief Information Officer and Senior Vice President, Technology, Logistics and Customer Service
Puneet Bhasin
Chief Information Officer and Senior Vice President, Technology, Logistics and Customer Service


Puneet Bhasin is chief information officer and senior vice president of technology, logistics and customer service for Waste Management. He is responsible for the company’s information technology, logistics, and customer service operations. Prior to joining Waste Management, Mr. Bhasin held roles as senior vice president, global product and technology and chief information officer, North America for Monster Worldwide. Prior to that, he was a senior vice president for Putnam Investments and chie... 
Barry H. Caldwell
Senior Vice President, Public Affairs and Communications; Chief Communications Officer
Barry H. Caldwell
Senior Vice President, Public Affairs and Communications; Chief Communications Officer


Barry Caldwell is Waste Management's chief communications officer responsible for leading the company's government affairs, communications, community relations, and investor relations activities. Prior to joining WM, Mr. Caldwell was vice president, government relations for CIGNA Corporation. Previously, he was vice president of federal affairs for the Pharmaceutical Research and Manufacturers of America and chief of staff to US Senator Arlen Specter. Mr. Caldwell is also a lawyer, and practiced... 
Jeff M. Harris
Senior Vice President, Field Operations
Jeff M. Harris
Senior Vice President, Field Operations


Jeff Harris is senior vice president of field operations with overall responsibility for all operations in the northern part of North America which includes oversight of collection, disposal, recycling and landfills.. Previously, Mr. Harris was the senior vice president for the company’s Midwest Group, area vice president of Michigan, president of Waste Management Canada and market general manager of the New York City metro area. He has spent his entire career in the waste industry and has mo... 
John J. Morris, Jr.
Senior Vice President, Field Operations
John J. Morris, Jr.
Senior Vice President, Field Operations


As senior vice president of field operations for Waste Management, John Morris oversees a number of areas of the business for the southern part of North America, which includes oversight of collection, disposal, recycling and landfills. Prior to this role, Mr. Morris served as chief strategy officer, providing council and leadership in implementing the company’s growth strategy and also held a number of field-based positions including area vice president of the Greater Mid Atlantic area. Mr. Mo... 
Mark Schwartz
Senior Vice President, Human Resources
Mark Schwartz
Senior Vice President, Human Resources


In 2012, Mark Schwartz was named Waste Management’s senior vice president of human resources. Through this position, he directs all aspects of the company’s talent, including recruitment, benefits, diversity and labor relations. Prior to this position, Mr. Schwartz served as the Company’s vice president and assistant general counsel, overseeing employment law, labor relations and ERISA obligations. Prior to joining WM, Mr. Schwartz was the office managing shareholder of Littler Mendelson’s Houst... 
Rick L Wittenbraker
Senior Vice President, General Counsel and Chief Compliance Officer
Rick L Wittenbraker
Senior Vice President, General Counsel and Chief Compliance Officer


Rick Wittenbraker is senior vice president, general counsel and chief compliance officer for Waste Management and has primary responsibility for the management of all legal matters relating to the company and its operating subsidiaries. He directs Waste Management’s legal staff at its corporate headquarters and in its North American operating units. He also has senior responsibility for the supervision and management of the company's outside legal counsel and its legal compliance program. Mr. Wi... 
William Caesar
President, WM Recycle America, L.L.C.
President, WM Organic Growth, Inc.
William Caesar
President, WM Recycle America, L.L.C.
President, WM Organic Growth, Inc.


William (Bill) Caesar is president of WM Recycle America, L.L.C. and WM Organic Growth, Inc., both wholly-owned subsidiaries of Waste Management, Inc. He joined Waste Management in 2010 as chief strategy officer. Prior to joining WM, Mr. Caesar was a principal in the Atlanta Office of McKinsey & Company. Mr. Caesar was a leader in the North American energy and materials practice, focusing on basic industries, chemicals and biofuels. Mr. Caesar holds an M.B.A. from the Fuqua School of Business at... 
Mark A. Weidman
President, Wheelabrator Technologies Inc.
Mark A. Weidman
President, Wheelabrator Technologies Inc.


Mark Weidman is president of Wheelabrator Technologies Inc, a wholly-owned subsidiary of Waste Management, Inc. As Wheelabrator’s president since 2006, Mr. Weidman’s responsibilities require him to oversee all issues pertaining to the operation and growth of the Company’s waste-to-energy and alternate energy businesses in the U.S., Europe and China. Prior to this assignment, Mr. Weidman served as the vice president of operations at Wheelabrator since 2001; president and COO of the processing di... 



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