On October 22, 2019, Stacy W. Hilgendorf notified Nuverra Environmental Solutions, Inc. (the “Company”) of his intent to resign his position as Vice President and Chief Financial Officer of the Company, effective November 7, 2019, to assume a senior financial position with another company in an unrelated industry. Mr. Hilgendorf will continue to serve as the Company’s principal financial officer and principal accounting officer through the effective date of his resignation.

About Nuverra Environmental Solutions, Inc. (OTCMKTS:NESC)

Nuverra Environmental Solutions, Inc. (Nuverra) provides environmental solutions to customers focused on the development and production of oil and natural gas from shale formations. The Company’s environmental solutions include delivery, collection, treatment, recycling, disposal of water, wastewater, waste fluids, hydrocarbons, and restricted solids that are part of the drilling, completion, and production of shale oil and natural gas. The Company operates through three segments, which include the Northeast division comprising the Marcellus and Utica Shale areas; the Southern division comprising the Haynesville, Eagle Ford and Permian Basin Shale areas, and the Rocky Mountain division comprising the Bakken Shale area. Nuverra operates in select shale areas in the United States, including oil shale areas consisting of the Bakken, Eagle Ford and Permian Shale areas, and natural gas shale areas in Haynesville, Marcellus and Utica.