Margaret Daugherty

Milestone Environmental Services

Milestone is an energy waste sequestration company with assets throughout the Permian Basin, Eagle Ford Shale, and Haynesville Shale. We are the largest independent energy waste sequestration company in the United States, and a key business partner to energy companies looking to reduce their carbon footprint through cost-efficient waste management solutions. Our network of slurry injection sites and best-in-class E&P landfills provides a new avenue for the management and sequestration of hydrocarbon-rich energy waste streams. We are committed to protecting the environment and our communities by offering a better way to manage waste and play a key role in a forward-looking carbon agenda. Milestone is a partner in the transition to a sustainable energy future. We employ a deliberate, proven approach to waste disposal that the industry trusts. Our customers know and depend on our commitment to keep the environment unaffected by the materials we inject deep below the surface of the Earth. Above it, we locate our operations near our customers in order to develop and nurture partnerships for the long-term. It is through efficiency and innovation that we create true value to the environment and our customers. We are continuously striving for the next level of efficiency, safety, and protection. Milestone facilities: Battle Axe; Orla; Pecos; Upton, South Midland; Stanton; Big Spring; Fashing; Center Milestone slurry injection facilities accept the following waste streams: Drilling Muds (Water-Based and Oil-Based) Flowback Produced Saltwater Tank Bottoms Oily/Dirty Water Milestone landfill facilities accept the following waste streams: Drill Cuttings Contaminated Soil Cement Gels Other non-hazardous energy waste Other Services: Truck and Frac Tank Full-service Washouts Multiple Covered Washout Bays "Milestone" refers to Milestone Environmental Services LLC, its subsidiaries, and affiliates.