About Us

Pioneer Oil, LLC is a privately held company headquartered in Billings, Montana offering a wide range of petroleum products and supporting services to our customers worldwide.

Petroleum Products - We purchase and market petroleum products including paving asphalt, fuel oil, bunker fuel, roofing asphalt, diesel and various petroleum products. We deliver the products through our fleet of efficiently managed railcars.

Oil Field Products – We market high quality ceramic proppants out of Asia and offer comprehensive services to our Customers with our own in-house logistics team. Through our own facilities and with relationships at various strategic locations, we deliver our products in an efficient and reliable manner.

Laboratory Services/Technical Support – We offer complete state-of-the-art asphalt testing and technical support services for refineries, state agencies, construction companies and other customers.

Terminal Design and Management Services - We perform terminal design and management services to refineries, construction companies and asphalt terminal operators.

What Our Customers Say About Us...

“Pioneer has great relationships with people. They’re respected in the industry. They do honest deals on both ends. They are both business partners and friends…”

“I really do think that Pioneer’s value is in their flexibility and being easy to work with. They’re straight shooters.” Refiner

 “They’ve always lived up to their part of the bargain and we have done so, too. I view them as a vital part of my resources – one of the tools I use.”Refiner

Management Team

Senior Executive Team

Tad Butt - President

  • Sales Manager at Koch Industries for 15 years
  • Founded Intermountain Asphalt Supply (IAS)
  • Reorganized IAS into Pioneer Oil, LLC in 2000
  • B.S. in Chemistry from University of Utah

Dennis Kluksdahl - Chief Financial Officer

  • Management Consultant – Energy & Agriculture
  • Executive Director – Natural Gas Trading & Marketing, PPM Energy
  • Director – Natural Gas, Crude Oil & NGL Trading, Montana Power Trading & Marketing
  • Certified Public Accountant, Certified internal Auditor
  • B.S. in Business Administration from University of Northern Colorado

Marketing & Supply Team

Brad Butterfield - General Manager of Sales & Marketing

  • General Manager of Marketing at Texpar Energy
  • VP of Marketing for asphalt division at Consolidated Oil and Transportation Co.
  • General Manager of Supply and Distribution at Ergon
  • B.S. in Business Management/Marketing from Kansas State University

Damon Krehbiel - General Manager of Supply and Trading

  • 20 plus years experience in the asphalt and petroleum industries
  • Supply and Distribution Management, Sales, Marketing, and Commercial Development at Koch Industries
  • Sales Management and Marketing at Citgo Asphalt Refining Co.
  • BS in Business Management/Marketing from Kansas State University

Jacob Butt – Proppant Sales Manager

  • Oil and Gas Engineering consultant for Rooney Engineering Co.
  • Aerospace engineer at Groen Brothers Aviation developing rotorcraft for the defense department.
  • B.S. in Mechanical Engineering from Montana State University

Jason Butt - Technical Sales

  • Maintained AMRL/AASHTO accreditation since 1999
  • Serves on the board of the Western Corporative Test Group and works closely with the Rocky Mountain Asphalt User Producer Group
  • Works closely with various federal and state technical task groups to modify and create specifications and procedures
  • Asphalt Institute National Binder Technician Certified

John Bjorndal - Lab Manager

Operations & Engineering Team

Boyd Manning - Operations Manager

  • Team Lead at Accenture for the HB Fuller IT global outsourcing account
  • Held various management positions including System Product Manager, Business Technology Group Manager, and Manufacturing Manager
  • 12 years experience in IT projects, including ERP systems implementation and support
  • Plant Manager for Koch Materials at several locations: Henderson, Chicago, Detroit, Dayton

Phil Trunkle - Rail Fleet Manager

  • Purchasing Manager for United Agri Products for over 13 years
  • Managed the entire supply logistics both by rail and by truck, and worked closely with the suppliers, sales force, customers, and transportation providers
  • B.S. in Agronomy/Crop Science from Montana State University

Contact Us

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