Item 2. PROPERTIES

Our corporate office is located at 18500 North Allied Way, Phoenix, Arizona 85054, where we currently lease approximately 145,000 square feet of office space.

Our principal property and equipment consists of land, landfills, buildings, vehicles and equipment. We own or lease real property in the states in which we conduct operations. As of December 31, 2021, we operated facilities in 41 states through 356 collection operations, 239 transfer stations, 198 active landfills, 71 recycling processing centers, 3 treatment, recovery and disposal facilities, 3 treatment, storage and disposal facilities (TSDF), 6 salt water disposal wells and 7 deep injection wells. In the aggregate, our active solid waste landfills total 111,539 acres, including 39,618 permitted acres. We are engaged in 77

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landfill gas-to-energy and other renewable energy projects and had post-closure responsibility for 124 closed landfills. We believe that our property and equipment are adequate for our current needs.