Company Story
1968 - Waste Management, Inc. was founded by H Wayne Huizenga in Chicago, Illinois.
1971 - The company went public with an initial public offering (IPO).
1972 - Waste Management, Inc. began trading on the New York Stock Exchange (NYSE) under the ticker symbol WM.
1983 - The company acquired 80% of the shares of Wheelabrator Technologies Inc.
1997 - Waste Management, Inc. acquired USA Waste Services, Inc. for $2.5 billion.
1998 - The company acquired Eastern Service Company, a waste management company in the northeastern United States.
2004 - Waste Management, Inc. acquired Allied Waste Industries, Inc. for $18.6 billion.
2016 - The company acquired the waste management operations of Deffenbaugh Disposal, Inc.
2020 - Waste Management, Inc. acquired Advanced Disposal Services, Inc. for $4.6 billion.