Kristian Johansen
Chief Executive Officer
Kristian Johansen
Chief Executive Officer
Kristian joined TGS in 2010 as Chief Financial Officer and became Chief Operating Officer in early 2015 before being appointed Chief Executive Officer in March 2016. Prior to joining TGS, Kristian was the Executive Vice President and CFO of EDB Business Partner in Oslo (now Evry). Mr. Johansen also has experience from executive positions in the construction, banking and oil industries. A native of Norway, Kristian earned his undergraduate and Master’s degrees in business administration from the University of New Mexico in 1998 and 1999.
Sven Børre Larsen
Chief Financial Officer
Sven Børre Larsen
Chief Financial Officer
Sven Børre Larsen, joined TGS in September 2015 as Chief Financial Officer. Prior to joining TGS, Sven was CFO of Prosafe, the world’s leading owner and operator of semi-submersible accommodation vessels for the offshore oil and gas industry. He has also been CFO of Prosafe Production, which was one of the world’s leading FPSO contractors. Sven holds a M.S. degree in Business with a specialization in finance from Bodo Graduate School of Business in Norway.
Knut Agersborg
SVP Global Services
Knut Agersborg
SVP Global Services
Knut joined TGS in 2005 as Manager of Operations. In December 2008, he was appointed Vice President Global Services. Knut has more than 30 years of industry experience including 22 years with Schlumberger/ WesternGeco where he held senior managerial positions in Operations and Human Resources in Europe and North America. Knut graduated from Narvik University College in 1979 with a degree in Electronic Engineering.
Katja Akentieva
SVP Onshore Seismic & Well Data Products
Katja Akentieva
SVP Onshore Seismic & Well Data Products
Katja joined TGS in 2012 with the acquisition of Arcis and was appointed Managing Director Arcis and North American Arctic. Prior to joining Arcis in 2008, Katja spent 11 years with Schlumberger where she held various positions within geophysics, sales and business development based in the UK, Norway and Canada. Katja received her Master’s degree in geology and geophysics from Moscow State University in 1996, she also holds a Bachelor’s degree in Foreign Languages from Moscow State University and an MBA from the Erasmus University in the Netherlands.
Fredrik Amundsen
SVP Europe/Russia
Fredrik Amundsen
SVP Europe/Russia
Fredrik joined TGS in 2003 as Financial Controller and has since served TGS in a variety of capacities. These include Corporate Controller, Director of Finance, Director of Sales, and lately VP of Europe & Russia before being appointed Senior Vice President Europe and Asia Pacific in 2016. Fredrik received B.A (Hons) in Business Administration from Washington State University in 2001.
Will Ashby
SVP North America
Will Ashby
SVP North America
Will joined TGS in 2011 with the acquisition of Stingray Geophysical. He has served TGS in a number of leadership roles including M&A, Finance, Investor Relations, HR and Marketing. Will was appointed Senior Vice President of North America in January 2019. Will has over 21 years of experience in the oil & gas industry, having worked with BP, QinetiQ and a number of
Erik Finnstrom
SVP New Ventures
Erik Finnstrom
SVP New Ventures
Erik joined TGS in 2018 as Senior Vice President New Ventures. Prior to joining TGS, Erik served as Senior Vice President Exploration Excellence of Statoil (now Equinor). Mr. Finnstrom has over 30 years’ industry experience in roles such as SVP Exploration North America, VP South Atlantic Exploration and VP Western Hemisphere Exploration and Chief Geophysicist for Statoil and Norsk Hydro as well as in research positions at Chevron and the Norwegian Institute of Technology. Erik graduated with a B.S. in Geophysics from UCLA in 1979 and an M.A. in Geophysics from UC Berkeley in 1981.
Zhiming Li
SVP Imaging
Zhiming Li
SVP Imaging
Zhiming joined TGS in 2007 as Senior VP of Data Processing, Research & Development. He has 32 years’ experience in oil companies, geophysical companies and academia. In 2003, he became one of the partners of Parallel Data Systems, a premier depth imaging company acquired by TGS in 2007. He received a B.S. degree in Exploration Geophysics from East China Petroleum Institute in 1982 and a Ph. D. degree in Geophysics from Stanford University in 1986.
Tana Pool
SVP Legal & HR, General Counsel
Tana Pool
SVP Legal & HR, General Counsel
Tana joined TGS in 2013 as General Counsel and Corporate Secretary, and in January 2019, gained additional executive responsibility for HR. Her background includes over 26 years of legal experience and 7 years of accounting experience, with significant knowledge of the energy sector. Tana previously served for over six years as the general counsel of a publicly traded construction contractor focused on energy infrastructure. Her legal background also includes over nine years in private practice in corporate and transactional law with several global law firms. She received her BBA degree in Accounting from Texas Tech University and her JD degree from the University of Houston Law Center. She is also licensed as a Certified Public Accountant.