Board of Directors
Neil O'Brien
Chairman
Neil was appointed Non-Executive Chairman in April 2020, having first joined the Board as a Non-Executive Director in September 2016.
Neil’s previous role was as CEO of AIM listed Alkane Energy, an independent UK power generator (acquired by Infinis in 2018), which he joined in 2008. Under his leadership, the Company achieved rapid output increases through a combination of organic growth and acquisition activity. Alkane expanded its UK portfolio of baseload power generating sites and established a leading position in the UK back-up power market covering winter peaking, National Grid “STOR” programme and the capacity market.
Neil started his career at Coopers & Lybrand in 1985, where he qualified as a Chartered Accountant, before joining Blue Circle in 1988, holding a number of senior financial and operational roles in the UK and Europe. He then spent three years as a Group Management Accountant at Aggregate Industries, before moving to Speedy Hire as Group Finance Director.
Neil read Politics, Philosophy and Economics at Oriel College, Oxford University.
Neil is chairman of the Nomination Committee.
Jonathan Marren
Chief Executive Officer
Jonathan was appointed Chief Executive Officer in September 2024, having previously served as Chief Financial Officer and Chief Development Officer. Prior to his appointment as an Executive Director, he was a member of Invinity’s Board as the Senior Independent Director (appointed May 2021) and a Non-Executive Director since March 2016. Previously, Jonathan had been Chief Financial Officer of redT energy between July 2012 and March 2016, having been an advisor to the Company since early 2006, including on its flotation in April 2006.
He has previously held positions as Deputy Head of Corporate Finance at Singer Capital Markets, prior to which he was at Peel Hunt between 2000 and 2010 where he was a Director in the Corporate Department with responsibility for their new energy and clean tech franchise where he gained considerable experience of working with companies in this area.
Jonathan qualified as a Chartered Accountant with Arthur Andersen in 1999 after obtaining a BSc in Mathematics from Durham University.
Matt Harper
Chief Commercial Officer
Matt became the CCO of Invinity in April 2020. He is an engineer and entrepreneur with over 20 years’ experience developing and commercialising clean energy technologies, including 14 years in energy storage.
Matt co-founded Avalon Battery, which merged with redT energy to form Invinity. As president of Avalon, he designed and delivered ground-breaking vanadium flow battery-based energy storage solutions across the world. Prior to Avalon, Matt served as VP Products and Services at Prudent Energy spending time in both Vancouver and Beijing. He holds a Master of Science degree in Engineering and Management from the Massachusetts Institute of Technology and is named as the inventor of seven granted US patents.
An Executive Director, Matt joined the Board of Invinity in April 2020 and conducts his global responsibilities out of Invinity’s Vancouver office. He is a member of the ESG Committee.
Adam Howard
Chief Financial Officer
Adam was appointed Chief Financial Officer in December 2024. Prior to his appointment as an Executive Director at Invinity, Adam was a Director of Banking and Investments at the National Wealth Fund (“NWF”), responsible for leading the financing of energy and infrastructure projects in support of the UK’s Net Zero transition.
Prior to joining the NWF, Adam has spent over 15 years working in the energy and natural resources sectors at EBRD, ING Barings and Lloyds Bank, with a focus on direct equity and capital markets. During his career, Adam has advised and led over 30 transactions raising £4bn of capital for growth companies from Europe to Central Asia.
Adam holds an Executive MBA from INSEAD and MSc Financial Economics from the University of Leicester.
Rajat Kohli
Senior Independent Director
Raj joined the Board of Invinity in June 2020 and brings over 30 years’ experience in finance and the resources, energy and infrastructure sectors. In his City career, Raj worked as a mining and metals analyst at BNP Paribas, subsequently joining HSBC where he became a Managing Director in the Resources and Energy Group.
Raj then joined ArcelorMittal as Co-Head of Mergers & Acquisitions in 2007, returning to banking in 2011 with Standard Bank as Global Head of Metals and Mining. Since 2015, Raj has provided strategic consulting services to the natural resources sector as Principal of Ptolemy Resource Capital.
Raj is the Chair of the newly formed ESG committee, and is a member of the Audit & Risk, Remuneration and Nomination Committees. Subsequent to Jonathan Marren’s appointment as Chief Development Officer, Raj has also been appointed Senior Independent Director (July 2022).
Michael Farrow
Non-Executive Director
Michael Farrow co-founded and subsequently sold Consortia Partnership Ltd, a mid-sized Jersey regulated trust, fund and corporate administrator company, the latter being the corporate secretary to the Company. He was the former Group company secretary of Cater Allen Jersey, a banking, trustee and investment management group. Having retired, he currently sits on the boards of a number of listed and substantial private companies and funds.
Michael has considerable financial and corporate experience and holds an MSc in Corporate Governance. He is a Fellow of the Chartered Institute of Secretaries & Administrators and was formerly a regular British Army Officer.
Michael joined the Board of Invinity in March 2006. He is the Chairman of the Audit & Risk Committee and also sits on the Nomination, Remuneration and ESG Committees.
Kristina Peterson
Non-Executive Director
Kristina Peterson joined the Board of Invinity and was appointed Non-Executive Director in November 2021.
Kristina brings 30 years of experience in energy and infrastructure, having held senior executive management roles at Brookfield, EDF Renewables, Suntech, and Greenwood Energy. She began her career at Citibank and ABN AMRO Bank, where she arranged over USD8.5 billion of project and structured finance debt transactions in the US, Asia, Middle East and Africa. She currently serves as Industrial Advisor, EQT Partners, and CEO, Mayflower Partners, where she provides climate, cleantech and software investment advisory services.
Kristina received an MBA from the University of Chicago Booth School of Business and completed graduate coursework in management at MIT’s Sloan School prior to Booth. She earned a BS, Business Administration from Boston University School of Management.
She is the Chair of the Remuneration Committee and is also a member of the Audit & Risk Committee.