United States securities and exchange commission logo March 30, 2022 Devina A. Rankin Chief Financial Officer Waste Management, Inc. 800 Capitol Street, Suite 3000 Houston, TX 77002 Re: Waste Management, Inc. Form 10-K for the Fiscal Year Ended December 31, 2021 Filed February 15, 2022 File No. 001-12154 Dear Ms. Rankin: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Energy & Transportation