Item 2. PROPERTIES

Our corporate office is located at 18500 North Allied Way, Phoenix, Arizona 85054, where we currently lease approximately 150,000 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 United States and Canada where we conduct operations. As of December 31, 2023, we operated across the United States and Canada through 364 collection operations, 246 transfer stations, 74 recycling centers, 207 active landfills, 3 treatment, recovery and disposal facilities, 22 treatment, storage and disposal facilities (TSDF), 6 salt water disposal wells and 12 deep injection wells. In the aggregate, our active solid waste landfills total 118,010 acres, including 40,659 permitted acres.

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We are engaged in 76 landfill gas-to-energy and other renewable energy projects and had post-closure responsibility for 126 closed landfills. We believe that our property and equipment are adequate for our current needs.