Our team members have broad and extensive backgrounds from the oil & gas industry.  They also share a common interest in innovation and technology.  With this they are dedicated to making Ace Oil Tools a holding force in downhole technology.


Espen Sørbø

Chief Executive Officer

Espen joined as CEO in 2018. With over 23 years experience in oil service, his previous roles have primarily been with Halliburton owned companies Petroleum Engineering Services (PES), WellDynamics and Halliburton HCT . He also headed the TETRA office in Norway and founded Oil Tools of Norway. 


Prior to joining us he was VP Completions for TCO with a global focus on sales and operations activity.


Morten Klausen

International Manufacturing Manager

Morten started his career in 2001 with Smedvig, Seadrill and most recently Archer.


He has worked offshore for nearly 17 years within drilling, completion and well intervention as Wireline Supervisor.


Morten is one of the founders of Ace Oil Tools.


Bjarte Røssland

Operations Manager

Bjarte joined Ace Oil Tools as Operations Manager in 2015.


Bjarte started his oil & gas career with Dolphin Drilling, before moving to Tesco Corporation and then to Franks International.  In both companies, he acted as Casing/Running Supervisor.

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Joakim Lindberg

Service Technician

Joakim joined Ace Oil Tools in June 2021.


He has worked offshore in oil & gas since 2014 for companies Global Maritime Crane Department and Kolos Inspection AS as an inspector. 


Stian Anke-Hansen

Chief Financial Officer

Stian holds two Master’s degrees, one in Economics and one in Accounting.


He spent 9 years working in Transaction Advisory Services and Audit in PwC and EY, advising on 40 national and international acquisitions and strategy projects.


Before joining Ace, Stian held the position as interim CEO and CFO in a growth phase technology start-up in Stavanger, Norway.


Joachim Åkesson

Sales Director

Joachim join Ace Oil Tools as Sales Manager August 1, 2016.


Prior to joining us he had roles with  Tesco Corporation, Smith Services and Franks International. He has 12 years of experience with sales, project management and operations.


Helge Surdal

Operations & Supply Chain Manager

With over 30 years experience Helge started his career in 1990 with MI Drilling Fluids AS (Anchor Drilling Fluids).


He later joined Baker Hughes as a Supervisor for MWD workshop, handling repair and maintenance as well as logistics. He moved on to Castolin Trio AS, as Project sales engineer, before joining our team and taking responsibility for the warehouse and logistics.


Ken Erik Steine

Business Development Manager

Ken Erik started his oil & gas career with Maersk Drilling before joining Schlumberger and then Tesco Corporation.


After 3 years working on casing drilling/running with Tesco Corporation, Ken Erik founded Ace Oil Tools together with Morten Klausen and Lasse Hetland.


Anbjørn Kaurstad

Technology Manager

Anbjørn has more than 15 years’ experience with engineering and project management..


He started his career in Amec Process and Energy in 1998, and has since then worked in Industrial Control Systems, National Oilwell Varco, Trade Tech and Roxel Products, where he also was one of the founders, and acted as Technical Manager.


Anders Harestad

Field Supervisor

Anders joined Ace Oil Tools in June 2016.


Before joining the company he completed a 3 year three-year apprenticeship with Ford as a car mechanic. He then worked as a mechanic with Hytech Personell before joining our team.


Mike Moffitt

Vice President
Western Hemisphere

Mike has a proud history in downhole tool development and deployment. 


He began his career in liner systems and has nine years’ experience developing directional casing and liner drilling solutions with Tesco and Schlumberger. 


Mike brings to Ace Oil Tools many talents from his roles in product development, sales, & operations engineering, and has been awarded 10 patents in casing and liner drilling technologies.


Daniel Howard

Business Development Manager Western Hemisphere

Daniel is driven to foster synergistic solutions and successes for his company and for his customers.


Daniel previously worked for Drilco and Smith International (post-merger with Schlumberger) promoting downhole drilling tools to drilling contractors.


Before joining Ace Oil Tools he worked for Centek, where he supported oilfield operators with casing centralization solutions for Mexico, South Texas, and offshore Gulf of Mexico.  He is fluent in English and Spanish.

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Atle Sonesen

Chairman of the board

Atle has more than 25 years of experience within the oil and gas industry.  His insights includes well technology & operations, R&D, sales & marketing, business development, project and asset management.


He has been responsible for large capital projects, portfoilio of producing oil and gas fields, building organisational capabilities, and for overall business delivery.


Throughout his career he has been worked for Schlumberger, GDF SUEZ, and VNG Norge, amongst others.


His current position is Chief Operating Officer and Managing Director of Noreco ASA. He has also served at the board of Norsk Olje og Gass and chairing the industry's Top Managers Forum.


John-Arne Hørløck

Board member

John-Arne is currently a board member of Investinor's portfolio companies, including Exprosoft AS, Ziebel AS, Ace Oil Tools AS and Sorbwater Techology AS.


Prior to working for Investinor he was Manager at PwC, and worked as a consultant in Accenture. He

John-Arne holds an MSc in Finance and an MSc in Accounting and Auditing from the Norwegian School of Economics (NHH) and is State authorised public accountant.


Frederik Hvistendahl

Board member

Frederik joined ProVenture as Senior Partner in 2016.


He has more than 30 years experience within the Oil & Gas industry, and started his career in Schlumberger where he worked for 15 years both internationally and in Norway.


He has since held the position of CEO in Hitec Drilling & Marine Systems, Scandpower, Quickflange, Apply Sørco and Acona in addition to serving on the Board of Directors in several start-ups.


He holds a M.Sc in Mechanical Engineering from the Norwegian University of Science and Technology (NTNU).


Ken Erik Steine

Board member

Ken Erik started his oil & gas career with Maersk Drilling before joining Schlumberger and then Tesco Corporation.


After 3 years working on casing drilling/running with Tesco Corporation, Ken Erik founded Ace Oil Tools together with Morten Klausen and Lasse Hetland.