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Management and Board of Governors

Mainstream Investors has assembled a diverse team of North Dakotans experienced in the areas of oil and gas, securities and investment, marketing and communications, real estate and business development. This team defines the vision and direction for the successful development of investment strategies and operations to maximize our opportunities in the Bakken Shale Play.

Jeff Zarling has served as a Governor since May 2013.  He is the founder and president of Dawa Solutions Group, LLC, a business development firm based in Williston, North Dakota.  Dawa developed the system used by the North Dakota Association of Oil and Gas Counties to operate and manage the Uniform County Permit program for the seventeen oil and gas producing counties in North Dakota.  Mr. Zarling and Dawa have also developed and produced numerous Bakken conferences, the Bakken Briefing and the Bakken Field Tour.  The Bakken Oil Products & Service Show, The Bakken Investor Conference, and The Bakken Housing Summit have placed Mr. Zarling in the center of hundreds of connections to people operating and investing in activities throughout western North Dakota. Mr. Zarling also speaks at a number of conferences produced across the country regarding the development and opportunities in the Bakken.  From 1998 to 2002, Mr. Zarling was a Sr. Programmer/Analyst at Graco, Inc.  His primary responsibility was creating the vision for and developing the Graco Intranet, where he worked with business units and other stakeholders to identify opportunities to solve business problems through Intranet applications. Prior to that, from 1996 to 1998, Mr. Zarling was an Internet Practice Manager/I.T. Consultant at Systems Resources Consulting.  His responsibilities and tasks included project management, technical sales, project proposal development, staff recruiting, staff training, and staff management. Mr. Zarling holds a Bachelor of Science in Management Information Systems from Metropolitan State University, St. Paul, MN.

Daryl Andersen has served as a Governor since July 2013. Mr. Andersen owns and operates Ham’s Well Service in Westhope, North Dakota, which has been in business for 50 years. Ham’s Well Service provides workover rigs and hot oil trucks, as well as roustabout, crane service and welding services to the oil and gas industry. Mr. Andersen grew up on the family farm in Maxbass, ND, and began working in the oil industry after high school. He operated a few oil industry-related businesses through the years, eventually rolling some of them into Ham's Well Service when he purchased it in the early 1990s. He also owned and operated several oil wells throughout that time. Mr. Andersen is currently a member of the board of directors of the North Dakota Petroleum Council.     
John A. Harju has served as a Governor since June 2014.  Mr. Harju is the Vice President for Strategic Partnerships at the Energy and Environmental Research Center located on the University of North Dakota campus, overseeing the activities of scientists and engineers focused on R&D, demonstration, and commercialization of energy and environmental technologies. Prior to his current position, Mr. Harju was a Senior Research Advisor at the EERC, Vice President of Crystal Solutions, LLC, a firm involved in commercial E&P produced water management, regulatory permitting and compliance, and environmental impact monitoring and analysis, as Principal Scientist in Produced Water Management for Gas Research Institute (now Gas Technology Institute) and as Program Team Leader for Soil, Water, and Waste. Mr. Harju is a graduate of the Geology program at UND. He serves on the U.S. Department of Energy’s Unconventional Resources Technology Advisory Committee (URTAC), which provides advice to the Secretary of Energy on the development and implementation of activities related to unconventional natural gas and other petroleum resources. Mr. Harju previously chaired the Interstate Oil and Gas Compact Commission (IOGCC) Energy Resources, Research, and Technology Committee and serves on IOGCC’s Carbon Capture and Geological Storage Task Force. In addition, he is a member of the National Petroleum Council and the Rocky Mountain Association of Geologists. He has authored and coauthored more than 100 professional publications.


Management and Board of Governors
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