HI-CRUSH ONCORE PRONGHORN NEXSTAGE PROPDISPATCH Resources Investors About Careers CAREERS Hi-Crush is a leading domestic producer and supplier of premium Northern White frac sand used to enhance recovery rates of hydraulically fractured oil and natural gas wells throughout all major U.S. unconventional basins. We provide unlimited possibilities for highly motivated people who seek a challenging career in an environment that rewards hard work, initiative, and results. Hi-Crush offers competitive salaries with a comprehensive benefit package including medical, dental, vision, short-term disability, and life insurance. We also provide education, training, and leadership mentoring for qualified individuals. A career at Hi-Crush can be as challenging, exciting, and rewarding as you make it. To learn more about these opportunities and apply online, please click on the desired position and location below. CURRENT POSITIONS © 2021 Hi-Crush Inc., All rights reserved

HI-CRUSH ONCORE PRONGHORN NEXSTAGE PROPDISPATCH Resources Investors About Careers WYEVILLE PLANT 8850 State Highway 173, Tomah, WI 54660 The Wyeville, Wi., production facility is capable of producing 2,700,000 tons per year of 20/100 frac sand. The facility is located on 857 acres with coarse-grade Northern White sand reserves, onsite processing and rail facilities. The Wyeville facility produces multiple mesh sizes to meet customer needs, all of which can be shipped by rail from our three 5,000-ft rail spurs that connect our processing and storage facilities to a Union Pacific Railroad mainline. Each rail spur was built to accommodate unit trains, significantly increasing efficiency in meeting customer frac sand transportation needs. We currently are expanding rail by adding about 14,000 ft of additional track to allow greater operational flexibility and to ship longer unit trains, which will reduce logistics costs. 2.7 Million Tons Annual Rated Capacity 82.1 Million Tons of Reserves 857 Acres WANT TO LEARN MORE? Full Name* Phone Number Email* Company name Why are you contacting Hi-Crush Inc. today?* Please Select I am interested in Hi-Crush products and/or services I'm interested in doing business with Hi-Crush I am looking for a job I have a stock question Please note, if seeking a job with Hi-Crush Inc., you must visit our Careers page to apply. Job inquiries submitted through this form will be disregarded. Comments © 2021 Hi-Crush Inc., All rights reserved