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Management

Nuverra Management

Mark D. Johnsrud

Chief Executive Officer and Chairman of the Board

Mark JohnsrudMr. Johnsrud serves as our Chief Executive Officer and Chairman of our Board of Directors. Mr. Johnsrud was the Chief Executive Officer of Power Fuels since he acquired the business in 2005 until Heckmann Corporation merged with Power Fuels in November 2012. He is a former senior executive with several financial services firms, most recently as a Managing Director and Senior Vice President at Bank of America. He holds an M.S. degree in economics from Texas A&M University.


Edward A. Lang

Executive Vice President, Chief Financial Officer, and Principal Financial Officer

Edward LangEdward A. Lang serves as the Company’s Executive Vice President, Chief Financial Officer, and principal financial officer. Mr. Lang, age 61, has over 30 years of experience in treasury management, investor relations, risk management, tax planning and compliance, and other corporate finance matters. Prior to joining the Company, he served as Senior Vice President – Finance of Republic Services, Inc. (“Republic”) from December 2008 to June 2015, and prior to that as Vice President – Treasurer of Republic from October 1998 to December 2008. Republic is a Fortune 500 company, traded on the New York Stock Exchange, and is the second-largest service provider in the domestic non-hazardous solid waste industry. Prior to his service at Republic, Mr. Lang served for over nine years in various corporate finance and treasury positions at the Dole Food Company, including two years as Vice President – Treasurer. Mr. Lang is a graduate of the University of Southern California, with a B.S. in Real Estate Finance, and he also holds an M.B.A. in Finance and Information Systems from Indiana University.


Joseph M. Crabb

Executive Vice President & Chief Legal Officer

Joseph M. CrabbMr. Crabb serves as our Executive Vice President and Chief Legal Officer. He joined Nuverra in 2014 with more than 20 years of experience in the areas of corporate finance securities reporting, corporate governance, and merger, acquisition, and divestiture transactions. He previously was with Squire Sanders LLP as a partner and group leader of the corporate practice group in the firm’s Phoenix office. While at Squire Sanders, Mr. Crabb acted as Nuverra’s outside counsel and assisted the Company with key initiatives related to corporate finance; merger, acquisition and divestiture transactions; corporate governance; and litigation, among other projects. Earlier he was a partner in the Phoenix office of Quarles & Brady LLP. Mr. Crabb received his Bachelor of Arts degree in History from the University of Iowa, and his Juris Doctorate from the University of Iowa College of Law.


Stephen K. London

Vice President of Business Development

Stephen K. LondonMr. London serves as our Vice President for Business Development with overall responsibility for new and organic business expansion opportunities, as well as national sales and marketing efforts. He joined Nuverra in 2014 following 34 years with Halliburton in a variety of roles, including Account Vice President based in the company’s Houston office, Regional Sales Manager in Indonesia and Asia Business Development Manager in Malaysia. During his tenure with Halliburton, Mr. London led global expansion and account management efforts for select major accounts, and was responsible for the pursuit, growth and maintenance of key business relationships. He is a member of the Society of Petroleum Engineers, for which he has chaired and served on numerous boards and committees. Mr. London received his Bachelor of Science degree in Industrial Engineering from Texas A&M University.


Stacy Hilgendorf

Vice President, Corporate Controller & Chief Accounting Officer

Stacy HilgendorfMr. Hilgendorf is our Vice President, Corporate Controller and Chief Accounting Officer and is responsible for all accounting and external financial reporting responsibilities of the Company. Before joining Nuverra in 2013, he was most recently the Senior Director of Corporate Accounting for Starwood Hotels & Resorts since 2004. Previously, Mr. Hilgendorf held a variety of finance and accounting roles with The Dial Corporation and ISC, Inc., both publicly traded corporations. He began his career as an Audit and Assurance Manager with the Big Four accounting firm of Ernst & Young in Los Angeles. Mr. Hilgendorf is a Certified Public Accountant in the State of Arizona and graduated with a Bachelor’s Degree in Accounting from the University of Arizona.