Leadership Teams

Morten Henriksen was appointed Group CEO in April 2025. Henriksen came from the position of CEO of Gassnova, the Norwegian state enterprise for carbon capture and storage.

Morten holds a Master’s degree in Electrical Engineering / Power Systems and has worked within green energy and decarbonisation throughout his career. For the last 20 years he has served on numerous Boards both in the public and private sectors and is currently Board member and Chairman of the Audit Committee in the Kongsberg Group, one of Norway’s largest industrials.

Prior to joining Mainstream, Morten held senior positions in Arendals Fossekompani and Statkraft, with experience from development, construction and operation of renewable assets. In addition, he has initiated and completed several strategic M&A initiatives including two IPO’s in the Norwegian stock market. Early in his career, Morten worked abroad for a number of years through his position in Norconsult, and has extensive experience across Asia, Africa and Central America.

Frode was appointed General Counsel at Mainstream in May 2025 and is responsible for the legal and compliance functions across the Group.

He has more than 20 years’ experience and joined Mainstream from the position of General Counsel at Aker Horizons ASA, a company listed on the Oslo Stock Exchange.

Frode started his career in private practice in law firms Bahr and DLA Piper and has since held management positions in several companies within the energy sector.

Frode graduated with a law degree from the University of Bergen in 1999.

Julie brings over 27 years of experience within finance and internal control and is an experienced leader with focus on promoting diversity in the workplace.

She has held the role as Audit Partner for several years, during which time she has supported many large, listed entities in Norway and has worked closely with Aker for many years.

Originally from the UK, she has extensive international experience within the energy and industrial sectors. Julie is a State Authorised Public Accountant.

Lindsay joined the Mainstream team in October 2018.  Her core function is supporting the ExCo and regional leadership teams, and all employees across the global business to ensure HR best practice, wellness and engagement. She also leads the Communication function for the Group, overseeing internal and external communication channels, media management, event sponsorships and industry memberships.

Previously, she consulted to Mainstream as a Recruitment Manager from 2012 to 2018. Lindsay has over 20 years’ experience in the recruitment and executive search consulting profession and developed core skills in interviewing, assessments, business consulting, research and project management.

She holds a Bachelor of Social Science, majoring in Psychology and HR, and a Diploma in Public Relations and Business Communication.

Bryan was appointed Group COO of Mainstream in June 2024. He joined Mainstream in June, 2022 as COO for Latam and has over 30 years’ experience leading multinational energy projects. Prior to his arrival at Mainstream, he was Operations Director at Prime Energía. Given his background, he has a strong understanding of engineering disciplines, including mechanical, automation and electrical, with a methodical and structured approach to project engineering.

Bryan has a Bachelors degree in Engineering (honours) from University of Limerick.

Paul was appointed to the role of Commercial Director in May 2024. He joined Mainstream in 2008 and has been a part of Mainstream’s management team and a director of a number of Mainstream group companies since 2014.

Previously, he led Mainstream’s corporate finance division responsible for managing company strategy and the funding of Mainstream’s global activities principally through raising equity and debt amounts at the holding company and project company levels working with large international financial institutions and smaller retail or High Net Worth investors in Ireland and the UK.

Paul has executed multiple transactions with a value of c.€2.0bn, in project finance, mezzanine finance, trade finance, corporate debt, M&A etc across multiple jurisdictions.

Prior to joining Mainstream, he worked in IBI Corporate Finance and KPMG, qualifying as an Associate of both the Irish Taxation Institute and a Fellow of the Institute of Chartered Accountants. He holds a Master’s degree in Finance and Economics from the London School of Economics.

Leif Holst is an asset owner for our offshore projects in Mainstream Renewable Power and has over 15 years’ experience in the renewable energy and infrastructure sector. He has extensive leadership experience from roles in Mainstream Renewable Power, Aker Offshore Wind and Aker Solutions. He represents Mainstream in multiple boards in our offshore project JVs.

Leif Holst holds a Master of Science in Applied Economics and Finance from Copenhagen Business School.

Geir Ove Karlsen heads up Offshore Corporate Affairs in Mainstream Renewable Power. He has extensive leadership experience from roles as Managing Director at Benestad Solutions (an Aker Solutions’ Company) and leadership roles in Aker Offshore Wind. He represents MRP on several industry committees on offshore wind and renewable energy. Geir Ove holds a M.Sc. in Business and Economics from BI Norwegian Business School and an MBA in Strategic Management from NHH Norwegian School of Economics.

Hervé Valla role is Senior Executive, Principle Power Inc investment. He has extensive leadership experience from roles as Chief Technology Officer and Head of Alliances & Partnerships at Aker Solutions and project director role in Aker Offshore Wind. He represents MRP on several Board of Directors of offshore wind joint ventures including PPI.

Hervé holds a M.Sc. in Engineering Ecole Nationale Superieur d’Arts et Metiers in Paris.

Eduardo joined the Asia Pacific team in 2020 and took up his current role, with responsibility for Mainstream’s business development and expansion in the region, in June 2021.

Previously, he was part of the Group’s Central Commercial team.

He has worked in the renewable energy sector since 2010, with a focus on business development and project finance transactions in emerging markets.

To date, he has closed more than 4,000 MW (gross), with cumulative deal values in excess of USD 1 billion in South America, Southern Africa and Southeast Asia.

Before joining Mainstream in 2017, he worked with FBP Investments, leading market entry in Indonesia in 2011 and developing the country’s first utility-scale solar PV project, and spent time as a Senior Consultant with KPMG Advisory in Rio de Janeiro, Brazil, with a focus on the energy sector.

Eduardo holds a BSc in International Economics from Universita’ Bocconi (Italy), an MA in International Studies from the University of Vienna (Austria) and is fluent in English, Italian, Portuguese, Spanish and French.

Greg joined Mainstream in 2020 tasked with originating and developing Mainstream Australia’s first greenfield wind farm developments, now a pipeline of projects over 1.5 GW located in Qld and NSW. From 2022, Greg assumed responsibility of Country Manager, leading the growth of the onshore renewables business and building a team capable of executing projects from early-stage through to construction.

He is a renewables specialist with over 18 years of experience in Australia’s renewable energy sector being involved in various stages of the project life cycle from early-stage greenfield development, procurement, power system integration and construction. Major achievements include closing over 500MW of EPC wind farm projects, including Australia’s first wind/solar/BESS hybrid, whilst working for the major multinational wind farm EPC companies.

Greg holds a BEng (Mechanical, Hon) & BSc from Monash University (Melbourne) & MSc (Renewable Energy Technology) from TU Eindhoven & Delft in the Netherlands.

Randal Barker joined Mainstream in Singapore as Head of Legal, APAC in March 2023. He is responsible for Legal, Compliance and Governance across the region, and is a member of the APAC Senior Team.

Randal has lived and worked internationally in Vancouver, Tokyo, London and Perth (Australia). Previous senior roles were at Lightsource BP, where he was General Counsel, and BHP where he also held General Counsel roles in different business units. Earlier in his career, he worked in private practice with international law firms Hogan Lovells and Norton Rose Fulbright as an M&A and IPO lawyer. Working on the energy transition and action on climate change are increasingly important to Randal as a Quaker and from growing up in rural Canada.

Randal is a graduate of Harvard University and the McGill University Faculty of Law, and he completed the Advanced Management Programme at INSEAD. He is admitted to practice law in the USA, Canada, the UK and Australia.

Hein assumed the position of General Manager in 2016. He has direct responsibility for projects in development, construction and operations including taking the lead on Mainstream’s Africa initiatives late in 2016.

Since Hein joined Mainstream, his roles have included project and business development through to construction. Having worked in renewable energy since 2008, Hein has vast knowledge and experience in the industry.

Hein trained as a mechanical engineer and built a successful career in delivering complex projects and new business initiatives leading multi-disciplinary teams of professionals. His experience covers rewarding enterprises in the automotive, rail, marine and energy industries. He has been one of the pioneers of the South African renewable energy industry and a board member of the South African Wind Energy Association (SAWEA) from 2014 to 2018.

Candice joined Mainstream in April 2014 as Financial Accountant responsible for managing the finances of the Round 3 projects through the construction phase from financial close into operations.

She was promoted to Finance Manager in April 2020 during which time she looked after the full finance function of the Round 4 projects, assisting with the financial close process and taking them through construction to commercial operation in late 2020. 

She started her career in London working for a Music Publishing Company followed by an internal finance role at PricewaterhouseCoopers before relocating back to South Africa and joining Mainstream. 

Candice studied a Bachelor of Commerce degree in Financial Accounting at the University of Stellenbosch and gained her CIMA qualification in 2011.

Titania was appointed as Chief Operating Officer, South Africa, in January 2024 and holds the responsibility for Mainstream’s health and safety, construction, engineering and operational activities in the country. 

Titania’s appointment followed her role as Mainstream Asset Management South Africa General Manager, where she led MAMSA in successfully operating 610MW of wind farm projects.  Titania joined Mainstream in April 2019, when she led the Economic Development and Socio-Economic Development function for South Africa. 

Prior to joining Mainstream, she worked 19 years for the largest JSE– listed fishing company in Africa in a variety of roles, such as Group Sustainability Manager, Environmental & Social Risk Director, Human Resource Manager, SHER Manager and Fishmeal & Oil Plant Manager.  Before this, Titana worked as Process and Plant engineer in the fertiliser industry. 

She holds an MTech degree in Business Administration and a BTech degree in Chemical Engineering. She is Certified Director and a member of the Institute of Directors in South Africa. 

Matthew joined Mainstream in 2021 as Head of Commercial, Africa. In this role, Matthew led the commercial function to secure PPA’s for wind and solar PV projects, involving tendering, structuring, negotiation, due diligence and ultimately close. In 2023, Matt was promoted to Head of Growth, Africa, continuing to lead the Commercial team into the next phase of Mainstream’s strategy of growing our presence in the private market, and energy trading.

Before Mainstream, Matthew worked at Eaglestone Capital Advisory, a project finance advisory boutique. During this period, Matthew advised several power and infrastructure clients on several corporate and project finance transactions across Africa. Previously, he was employed by Macquarie Capital Johannesburg, as part of the infrastructure sector team specialising in financial modelling, transaction and debt and equity procurement advisory.

Matthew is a Chartered Accountant, and a member of the South African Institute of Chartered Accountants; having completed his articles at KPMG Johannesburg in the financial services sector, bank audit.

Gesie heads up the development function for South Africa. She manages the project portfolio and is responsible for the complete project development lifecycle from pre-feasibility to start of construction.

Gesie joined Mainstream in 2019 as a Development Executive. She has extensive experience with roles relating to planning, environmental and project management in the private and public sector, initially as a Town Planner in the spatial planning department for the City of Cape Town and then join the private sector and become involved in renewables.

Christo joined Mainstream as Construction Programme Manager in 2018, his current role being Head of Construction, South Africa.

Having previously worked with SMEC, Christo had consulted to Mainstream as Site Manager on the Jeffreys Bay Wind Farm (138MW) and Noupoort Wind Farm (80MW) construction projects from 2012 to 2016. After this, he acted as Project Manager on the Loeriesfontein 2 Wind Farm (138MW) construction project. As Programme Manager Christo lead the Construction team during the construction pahases of the Kangnas Wind Farm (140MW) and Perdekraal East Wind Farm (110MW) projects.

Christo holds a Bachelor of Engineering (Civil) from University of Stellenbosch and is also a registered Project Management Professional with PMI.

Melvin Naina holds a graduate Diploma in Manufacturing Management and an MBA Degree. 

He was a Product Development and Validation Manager (Quality Engineering) at Johnson & Johnson Consumer, South Africa, for a number of years before moving to Eskom, where he held the role of Project Portfolio Manager for 14 years.  

Melvin joined Mainstream in 2022 and was appointed as Head of Engineering and Analytics in 2023, bringing with him a wealth of knowledge in construction and project management, having successfully commissioned a number of substations, sub-transmission lines and MV/LV networks throughout the Eastern Cape.  

He led a team that successfully delivered a number of IPP WEF and upstream strengthening projects relating to IPPs. 

Manuel Tagle stepped into the role as General Manager of Mainstream’s LatAm business in April of 2018.

He has extensive experience in the energy industry, particularly in renewables. Prior to joining Mainstream, Manuel was CEO of SunPower and Commercial Manager of Sociedad GNL Mejillones.

Manuel has a degree in civil industrial engineering and an MBA from the Universidad de Desarrollo, Chile. He is currently the Treasury Director of ACERA, the Chilean Association of Renewable Energy.

Mariangel is a lawyer from the Pontificia Universidad Católica of Chile, with studies in International Business from the University of London, UK. After twelve years of experience in the energy and mining sector as Regional Legal Manager for LATAM at Vestas, lawyer at AES Andes, Freeport McMoran in Madrid and standing out as part of the 3rd Generation of Women in Energy Chile 2021 of WEC-Chile; she joined Mainstream in March 2022 to lead the Legal area providing important results in actions of modernisation of contracts, review of management and corporate structure, transparency and contribution in policies of greater order, availability of information for shareholders, among others.

Javier joined Mainstream as Senior Construction Project Manager in 2019, his current role being Head of Construction & Technical Services for Latam.

Javier has over 18 years of experience, mainly related to mining and energy industries, and has been directly involved in renewable energy projects for 12 of those years.

Prior to joining Mainstream in 2019 as Senior PM for the WF Puelche Sur (156 MW), he worked with technology companies such as Vestas and Senvion on renewable projects in various Latin American countries. Subsequently, he assumed the leadership of the Construction & Technical Services Department with the aim of addressing the challenges associated with the finalisation of the Huemul and Copihue portfolios.

Javier holds a Bachelor’s degree in Engineering from the Central University of Chile and a Master’s degree in Project Management from the Catholic University of the North.

Gabriel leads development and BESS activities in Chile. He manages the renewable energies project portfolio and is responsible for the complete project development lifecycle from pre-feasibility to start of construction; as well as BESS projects both in development and operation phases.

Before joining Mainstream in 2022, Gabriel held different executive roles in other energy companies and has also been in leadership positions at the Ministry of Energy and in non-profit organizations working with infrastructure projects throughout Latin America. With close to 20 years of work experience Gabriel has vast knowledge in areas such as renewable energies, infrastructure and sustainability.

Gabriel holds a Civil Engineering degree from Pontificia Universidad Católica de Chile. He also earned his Master of Public Administration in Environmental Science and Policy in Columbia University.

Roberto Postigo is the Head of Investment & Asset Management for Latam at Mainstream Renewable Power, supervising asset performance, financing structure and leading the implementation of value-add investment strategies.

Previously, he worked at EnfraGen, LLC, where he led the acquisition, financing and integration of over 400 MW across multiple countries, while overseeing the operational and financial performance of EnfraGen’s 2.1 GW energy transition portfolio.

Roberto holds an Industrial Civil Engineering degree from Pontificia Universidad Católica de Chile and a Corporate Finance Diploma from Universidad Adolfo Ibáñez.