Headquartered in Dublin, Ireland, Mainstream has an extensive presence across Europe.

Mainstream is currently developing floating offshore wind at its Arven Offshore Wind Farm in Scotland and actively seeking offshore wind development opportunities in Norway, and Sweden, and exploring further opportunities across continental Europe.

We have offices in Dublin, Edinburgh and Oslo.

Offshore leadership team

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Tove Røskaft

Head of Offshore Wind

Aidan Guinan

Chief Financial Officer, Offshore

Geir Olav Berg

Chief Technology Officer, Offshore

Sebastian Bringsværd

Senior Vice President Offshore Wind Norway

Caroline Kielland Hov

Offshore Project Management Office

Euan Donaldson

Head of Legal, Offshore

Tove Røskaft

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Tove Røskaft

Head of Offshore Wind

Tove was appointed Head of Offshore Wind in 2022 and holds responsibility for the Offshore Wind center of excellence including development, projects, partnerships and technology.

Her appointment follows the integration of Aker Offshore Wind where she held the role of Chief Operating Officer. Tove joined Aker Offshore Wind in 2021 and has extensive global leadership experience. Her previous leadership experience at Aker includes roles such as Executive Vice President, Country Manager, Chief Communication Officer as well as leading large transformation projects in Aker Solutions.

In addition, she has held several other leadership roles within project management, manufacturing, and engineering. Through her over 25 years of experience in the energy industry, Ms. Røskaft has demonstrated the ability to inspire and motivate teams to deliver high performance and results.

Ms. Røskaft holds a M.Sc. in Marine Hydrodynamics from NTNU, the Norwegian University of Science and Technology.

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Aidan Guinan

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Aidan Guinan

Chief Financial Officer, Offshore

Aidan Guinan was appointed to the role of Chief Financial Officer, Offshore in March 2023 having led the merger and integration of Aker Offshore Wind into Mainstream in 2022.

Aidan has held several positions in Mainstream since he joined in 2014 most recently as Group Head of Investment Risk, Legal and Governance where he was responsible for reviewing new investment opportunities, assessing capital allocation and diversification of risk across the group. Prior to that Aidan was Group Head of Commercial supporting the regions in commercial and project finance transactions and Project Director where he led the disposal of Mainstream’s Neart na Gaoithe 450 MW offshore wind project to EDF in 2018.

Prior to joining Mainstream, Aidan worked for an Irish infrastructure developer where he led numerous M&A transactions and raised over US $1.25bn of project finance debt for two toll road PPP transactions in Ireland. Aidan trained with PwC Ireland and is a Fellow of the Institute of Chartered Accountants in Ireland.

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Geir Olav Berg

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Geir Olav Berg

Chief Technology Officer, Offshore

Geir Olav Berg is responsible for engineering and technology at the Mainstream Renewable Power Offshore Platform. He has over 30 years of experience in the offshore industry including Engineering Manager for Aker Solutions floating wind department. Geir Olav has held several management positions within subsea technology and project management at various Aker Solutions companies. Geir Olav has a passion for the opportunities presented renewables in combination with offshore technology. He holds a MSc in Marine Technology from the Norwegian University of Science and Technology (NTNU) with specialization in Naval Architecture, Cybernetics and Robotics.

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Sebastian Bringsværd

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Sebastian Bringsværd

Senior Vice President Offshore Wind Norway

Sebastian Bringsværd heads up the Norway region in Mainstream and is responsible for developing the Norwegian market, including our two bids for floating offshore wind at Utsira Nord and bottom-fixed offshore wind at Sørlige Nordsjø II.

Previously, Mr. Bringsværd worked at Equinor, where he was a member of the senior management team and where he built up the New Energy Division over the course of six years. In his previous position, he was responsible for establishing and heading up the floating wind unit which covered commercialization, deployment, and industrialization of floating wind in existing and new markets. He has held many leadership roles throughout his career and joined Aker Offshore Wind in November 2022. Mr. Bringsværd holds an MBA from Lancaster University, UK, and a law degree from the University of Oslo, Norway.

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Caroline Kielland Hov

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Caroline Kielland Hov

Offshore Project Management Office

Caroline has the position as Offshore Project Management Office (PMO) Manager and has the overall responsibility for the project management and control function in the offshore wind division of Mainstream.

Caroline came from Aker Offshore Wind after the company combined with Mainstream in 2022. Before Aker Offshore Wind, Caroline spent 23 years in Aker Solutions in various roles. Caroline has experience from larger development projects in the oil and gas industry where she held several types of project management and control positions and was part of the project management teams with responsibility for project controls and business management.
Caroline holds a M.Sc. in Mechanical Engineering from the Department of Production and Quality Engineering at the Norwegian University of Science and Technology (NTNU).

Euan Donaldson

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Euan Donaldson

Head of Legal, Offshore

Euan joined Mainstream as Head of Offshore Legal in January 2022. As a member of the Leadership Team he is first point of contact to provide legal and commercial advice on offshore investments, M&A, private equity, fundraisings and structuring at project and corporate level. His main focus has been to support bid and project teams globally.

Euan has experience in the construction & engineering and oil & gas sectors in legal leadership roles.

He has a law degree from Strathclyde University and is an accredited Mediator.

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We are fully focused on expiditing our ambitious growth plans and leveraging our collective expertise and resources to transform Mainstream into a global renewable energy major this decade.

Mary Quaney - Group Chief Executive Officer

CONTACT US

Dublin Office

Ground Floor, Block G,
Central Park,
Carmanhall and Leopardstown,
Dublin 18, D18 NH10.

[email protected]

+353(1)2902000

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Emmet Curley

Head of Communications and Positioning