Management team

Hersvik has been the CEO of Aker BP since 2014.
Prior to joining Aker BP, he served as head of research for Statoil. Hersvik has held a number of specialist and executive positions with Norsk Hydro and StatoilHydro.

Hersvik holds a cand.scient. (second cycle) degree in industrial mathematics from the University of Bergen.

Hersvik chairs the board of RunwayFBU and is a member of the board of directors at Offshore Norway.

Tønne has been the Chief Financial Officer of Aker BP ASA since January 2019 after advancing from the position of VP Corporate Controlling. Tønne has been with Aker BP since January 2017.

Prior to joining Aker BP, Tønne worked for the Boston Consulting Group where he co-led the Nordic Energy Practice Area supporting clients in O&G, Private Equity, Shipping and Industrial goods across a wide range of functional topics in Europe, North America and the Middle East.

Tønne holds a master’s degree in finance from the Norwegian School of Economics (NHH).

Kongelf is the chief operating officer and is responsible for strategic supply chain and logistic, as well as following up on cross-asset operational and cross-functional improvement programmes. He is also overseeing capital project execution at Aker BP.

Prior to joining Aker BP in 2016, he served as the head of Norwegian operations at Aker Solutions, where he had been part of the executive management team since 2007. He has more than 35 years of industrial leadership experience from numerous technical and management positions at Aker Solutions and Aker BP.

Kongelf holds a master’s degree from the Norwegian University of Science and Technology (NTNU).

Blaasmo has been the SVP people and safety since 2022. She was previously the SVP HSSEQ from 2019. Prior to this, she held the position as responsible for the drilling and wells performance and improvement agenda. Blaasmo has been with the company since 2017.

She holds more than 18 years’ experience from Equinor and Baker Hughes INTEQ and has held multiple operational and management positions within drilling and wells disciplines.

Blaasmo holds a master’s degree in petroleum engineering from the Norwegian University of Science and Technology (NTNU).

Torbjørg Opedal assumed the role of Asset Manager for Skarv on 5 May, 2025.

She joined from her position as VP Engineering, Operations at Aker BP. Since joining the company in 2021, she has also served as VP Subsea.

Opedal has over 20 years of experience in the oil and gas industry and has held various leadership roles at Equinor, both in Norway and internationally.

She holds an engineering degree from the Bergen and Gjøvik University College of Engineering and has completed several continuing education programs.

Doyle has been the chief digital officer since joining the company in 2022. She came from the position of SVP of sales and marketing at Cognite, where she was also part of the executive management team.

She has held a variety of roles within the oil and gas industry for companies such as ABB and Siemens in Norway and the Middle East. During her time in the Middle East, Doyle established and ran a non-profit industrial technology organisation.

Doyle has deep knowledge of industrial software space and digitalisation processes in heavy-asset industries, and holds a PhD in computer engineering from the University of Limerick.

Petter Sørhaug was appointed SVP Exploration and Reservoir Development in June 2025. He previously served as Vice President, Yggdrasil Subsurface, and has held key leadership roles at Aker BP in subsurface analysis, reservoir excellence, and geology.

With over 25 years of experience in Norway’s oil and gas sector, Sørhaug combines deep technical expertise with strong leadership and international field experience. He began his career at Statoil (now Equinor) and Hydro Oil & Energy.

Sørhaug holds a Cand.Scient degree in structural geology from the University of Tromsø.

Arif has been the SVP Ula since February 2024. She comes from the position of HSSEQ manager for field operations, where she held responsibilities for HSSEQ, occupational health and environmental aspects related to Aker BP’s producing assets. Arif has been with the company since 2015 and brings extensive expertise in risk management, HSSEQ, performance and improvement.

Prior to joining Aker BP, Arif worked with HSSEQ at Shell. She also gained experience in supply chain management, maintenance and data management at BP Norge.

Arif holds a bachelor’s degree in computer engineering and a master’s degree in security and risk management from the University of Stavanger.

Marte Mogstad assumed the role of SVP Projects Growth in May 2025. She joined Aker BP in 2024 as SVP Skarv. Prior to this, Mogstad served as Executive Vice President at Aker Solutions.

She brings more than 20 years of experience from the oil & gas and renewable energy sectors. Throughout her career, Mogstad has held several senior leadership positions in operational management and business development.

Mogstad holds a master’s degree in Mechanical Engineering from the Norwegian University of Science and Technology (NTNU).

She also serves as a board member at Coremarine AS.

Sigmundstad has been SVP Drilling & Wells in Aker BP since 2016. Prior to this, he was Vice President Wells in BP Asia Pacific.

Sigmundstad has broad experience within the oil and gas industry from companies such as Baker Hughes and Philips, before joining BP in 2000. Within BP, Sigmundstad has held various operational, engineering and management positions in Norway, the United Kingdom, Azerbaijan and Indonesia.

Sigmundstad holds a master’s degree in petroleum engineering from the University of Stavanger.

Sigmundstad is a member of the board of directors in MHWirth.

Sandvik has been SVP Projects in Aker BP since July 2019. He has more than 30 years’ experience from the oil & gas industry. Throughout his career, Sandvik has held various senior project and leadership positions across Aker Solutions, including four years as a member of the Executive Management Team.

Sandvik holds a degree in Mechanical Offshore Engineering from Heriot-Watt University in Scotland.

Vidnes has been the SVP Grieg Aasen since May 2024, after heading up operations since 2020. Vidnes started working for the company in 2019, where his first role was as project manager for establishing the company’s operating model.

Vidnes has more than 25 years of experience from operating companies such as Statoil, Talisman and Repsol Sinopec, with an emphasis on drilling and wells, asset management, operations and major change projects. He has held positions as offshore installation manager (OIM), VP production, area director, and has been at the helm of major organisational transition projects.

Vidnes holds a master’s degree in mechanical engineering from the Norwegian University of Science and Technology (NTNU).

Hoff-Hansen has been serving as chief information officer since February 2024. Prior to this, he served as SVP Ula. Hoff-Hansen has worked for the company since 2009 and has broad experience from various technical roles, as well as management roles both offshore and onshore.

Before Hoff-Hansen started at Aker BP, he worked with automation and instrumentation at ExxonMobil.

Hoff-Hansen holds a Master of Science degree in cybernetics from the University of Stavanger.

Øvretveit assumed the position of SVP operations in May 2024, after serving as SVP Skarv since 2022.

Øvretveit has more than 25 years of experience from various positions at Equinor, including head of the process plant at Mongstad refinery, production manager on Troll and Oseberg, improvements manager, offshore installation manager (OIM), superintendent and O&M manager, as well as process engineer and process technician. He started out as an apprentice at Mongstad in 1996.

Øvretveit is a process engineer and skilled worker, and has completed military officer training.

Molvig has been the SVP Valhall since 2020, coming from the position of SVP reservoir.

Molvig has worked for the company since 2009, and came to Aker BP via Det Norske, where he held the position of VP subsurface.
Molvig has extensive and varied experience in the oil and gas industry.

He has worked for companies such as ExxonMobil, Statoil and Marathon Oil.

Molvig has a master’s degree in mechanical engineering from the Norwegian University of Science and Technology (NTNU).

Høier has been SVP and Asset Manager for Yggdrasil (previously named NOAKA) since August 2020. He joined Aker BP in 2019 as VP for Concept Development and Technology.

Høier has more than 20 years of experience from Equinor, with positions as SVP for R&D, as well as production director for several assets, including the Troll field.

Høier holds a Master of Science degree in Physics from the University in Oslo and a PhD in Petroleum technology from the Norwegian University of Science and Technology (NTNU).

Dolve has been the SVP Alvheim since 2022, coming from the position of SVP operations and asset development. She has worked with the company since 2010 and has been involved in various key projects to develop and improve both company and industry performance.

Before joining Aker BP, she worked in management consulting (PwC) within finance, management of change and digitalisation for oil and gas. She also has several years of experience from the armed forces, nationally and internationally.

Dolve holds a master’s degree in finance and international management from Norwegian School of Economics (NHH)/Esade, Barcelona. She is also educated at the Air Force Officer Candidate School and the Norwegian Naval Academy in Bergen.