Caribou cross the snow with a rig in the background.

Leadership Team

Meet Our Leaders

David Farmer ~ President

David Farmer was appointed President and CEO of Bektuq Holdings and President of Nordic Calista Services (“Nordic”) in May 2021. An industry veteran with over 30 years of experience in finance, technology development, operations and executive management leadership, David’s focus is to ensure we address the needs of our clients, community, employees, and shareholders.  

Before Nordic, David held executive positions at Schlumberger having served as Vice President Industry Affairs and Global Account Director at The Hauge corporate headquarters. He also served in various international management roles including Vice President Qatar, General Manager Brazil, Vice President of Marketing and technology for Schlumberger’s Drilling and Measurements division where he managed the directional and logging while drilling technology portfolios.  After Schlumberger, David was the Chief Commercial Officer and Senior Vice President at Parker Drilling Company where he managed corporate development, mergers, acquisitions, and joint ventures along with global drilling operations. David has also served on several boards based in Washington D.C. including the American Petroleum Institute (API) upstream committee and the United States – Kazakhstan business association. David has remained active in the Oil and Gas industry consulting with industry-recognized transformation and restructuring firms and more recently as Operating Partner at Fountainhead Investments.

Throughout his career, David has pursued continual professional development including studies at Oxford University Saïd Business School, IMD Business School and, Columbia University School of Business where he received certifications in scenario planning, strategic finance, and strategic marketing management. He also received his bachelor’s degree in mechanical & aerospace engineering with a concentration on materials science from Arizona State University.  Davis is a husband of 32 years and has one daughter, a graduate of Phillips Academy Andover, and a student at the University of Michigan. He enjoys hiking the local mountains, house restorations, and blue water offshore sailing.


Udo Cassee

Udo Cassee ~ General Manager

Udo Cassee was appointed Nordic Calista’s General Manager upon Calista’s January purchase of the majority joint venture owner; previously Udo had served in several management roles since he started with Nordic in 2003. Most recently, Udo served as Nordic’s Operations Manager. Before Nordic, Udo spent 11 years of his oilfield career with Schlumberger where he worked through different field, engineering, and management positions in the Netherlands, Norway, the UK and Alaska. He has extensive experience in the rig and service industry, offshore, onshore and Arctic operations.

Udo holds a BS in oil and gas technology from the University “Noorder Haaks” in Den Helder, the Netherlands.


Ben Wedin ~ Operations Manager

Ben Wedin has over 23 years of tenure with Nordic Calista. Ben began his career with Nordic in Kuparuk Field doing workovers and sidetracks on Nordic’s Rig #2 for ARCO Alaska. He then spent the next 10 years working in the field on all three of Nordic’s rigs gaining experience with drilling, sidetrack, workover, completion, and underbalanced drilling with coiled tubing. He worked as Nordic’s Field Superintendent from 2007 until 2019, participating in all Nordic’s Alaska business activities.


Jeff Kolean

Jeff Kolean ~ HSET Manager

Jeff Kolean has been with Nordic since 2011 as its HSET Manager. During his tenure at Nordic Calista, Jeff was the American Society of Safety Engineers Alaska Chapter President and served four years on its Board. Jeff currently volunteers as an IFC trainer and an active invited speaker in safety conferences including the 2018 IADC National HSE conference, multiple Governor’s Safety and Health Conferences, and the ASSE/ASP annual Alaska Conference. Prior to Nordic, Jeff worked four years at OSHA as an officer and two years for Rowan Drilling in Cook Inlet and the North Slope. Jeff has a BBA in Business from UAA. He has certifications in Maritime, Industry, and Construction from the Dept. of Labor OSHA Training Institute.