Management Team

Tom Ohlmacher, President and COO, Black Hills Energy – Mr. Ohlmacher is a graduate of South Dakota School of Mines in 1974, with a BS in Chemistry.  In 1974 Mr. Ohlmacher joind the ranks of Black Hills as a Performance Engineer and has worked for Black Hills consistently for over 30 years.  He has maintained such roles as plant manager, construction manager and Corporate Vice President of Black Hills. 

Tori Campbell, Vice President and General Manager – Mrs. Campbell joined the Company in 2002.  Her prior energy experience spanned nearly 11 years with Aquila Energy and Colorado Interstate Gas Company.  Mrs. Campbell graduated from the University of Wyoming and its honors program with a BS in Business Administration in 1991.  Continuing education includes completion of the Columbia University’s School of Business Emerging Leader Development Program and five years of intensive study in a business professional’s course.  Significant contributions to Enserco Energy and Black Hills Corporation include support of Black Hills Exploration & Production’s oil and gas marketing, growth in non-affiliated producer services’ gross margin and the formation of Enserco’s successful crude oil producer services and marketing business.  Tori is a founding member of Black Hills Corporation’s Diversity Council.  Tori lives in Denver with her husband.

Brad Nadeau, Vice President Wholesale Marketing – Canada – Mr. Nadeau joined Enserco in October of 2003.  He is a twelve year industry veteran who currently resides over Enserco’s AECO (common name for Alberta gas hub) and eastern marketing efforts.  Prior to Enserco, Mr. Nadeau held various positions with PG&E Corporation, Energy Trading, Canada and Seminole Energy Canada.  He graduated from the University of Calgary with a Bachelor of Commerce in 1991.

John Washabaugh, Vice President Wholesale Marketing – U.S. – Mr. Washabaugh graduated from the University of Northern Colorado with a BA in Accounting in 1992.  He has spent his entire career in the energy industry working for Chevron Corporation, Western Gas Resources, KN Energy and Reliant Energy, before joining Enserco in July of 2002.  Mr. Washabaugh has experience in accounting, operations and trading.  He currently leads Enserco’s United States Wholesale Gas Marketing efforts.  John was raised in Littleton, Colorado and still calls that home with his wife and two children.

Brian O’Shea, Controller – Mr. O’Shea joined Enserco Energy in August of 2002 as Controller.  Prior to Enserco Energy, he held various financial reporting positions with Katy Industries, Inc., and Echo Bay Mines, Ltd and an auditing position at Deloitte & Touche LLP. Mr. O’Shea is a graduate of the University of Colorado with a BS in Accounting received in 1996.

Cole Stanley, Managing Director Producer Services, Director of Operations, Black Hills Midstream, LLC– Following his graduation from Texas A&M University in 1996, Mr. Stanley began his career in oil and gas industry, working for GulfSouth Pipeline (formerly Koch Gateway Pipeline) for four years. Next Mr. Stanley joined Western Gas Resources trading the South, Mid-Continent and Rockies regions over the course of six years. In January 2006, he joined Enserco as part of the Producer Services team.  He and his wife, Laura, and their two young children make their home in Littleton. 

Jackie Heckman, Director Producer Services Crude Oil – Ms. Heckman is a graduate of the University of Denver.  She began her career in crude oil marketing in 1983.  Ms. Heckman’s employment with EOTT took her to Houston and Long Beach, but returned to Colorado where she was later employed by Nexen and Black Hills Energy Resources.  Ms. Heckman joined Enserco in March of 2006.

Don Perkins, Senior Credit Manager, Black Hills Corporation – Mr. Perkins Joined Black Hills / Enserco’s credit department in July 1999.  Mr. Perkins obtained a Bachelor of Science (Political Science) from Arizona State University in 1976 as well as an M.B.A. from The University of Colorado Denver in1992. Mr. Perkins has well over twenty years of experience in wholesale, supply credit and treasury roles at Black Hills, Texaco Trading and Transportation, Inc. and Total Petroleum, Inc.