REGNUM RENEWABLES DEVELOPMENTS LIMITED - Key Persons


Ciara Bermingham

Job Titles:
  • Chief Commercial Officer & Co Founder
Ciara leads our commercial and financial team and has over 10 years of experience in the energy industry. Prior to establishing Regnum Renewables, Ciara worked in corporate finance roles in Energia, Gaelectric and KPMG. Throughout her career, Ciara has been involved in assessing the commercial viability of a wide range of energy projects from wind, solar, storage, thermal, hydrogen, anaerobic digestion to biomass. Ciara has executed multiple transactions with a value of c. 800m ranging from project finance, debt restructuring, mezzanine finance to M&A opportunities. Ciara has also been involved in the bid formulations and submissions of RESS and CRM auctions. She qualified as a Chartered Accountant with KPMG and holds a Bachelor of Commerce degree from UCD.

Daragh Browne

Job Titles:
  • Project Manager
Daragh has worked in the renewables industry for over 2 and half years in a variety of roles across both wind and energy storage in the UK and Irish markets. Daragh has experience in energy analytics and due diligence after working as a consultant in DNV UK Services Ltd for 2 years. Daragh also spent time supporting the asset management team in Greencoat Renewables PLC. He holds a B.A.I / M.A.I (Engineering) from Trinity College Dublin and is a member of Engineers Ireland.

Darina Brennan

Job Titles:
  • GIS Manager
Darina leads our GIS team. Darina has been working in the GIS industry for over 10 years providing GIS services and consultancy within the Environmental Services and Logistics arena across the UK, Europe and Middle East. She holds a Bachelor of Arts in from Trinity College Dublin, a Masters of Science from The University of Portsmouth and a Postgraduate Diploma from The University of Ulster.

Karen McDermott

Job Titles:
  • Head of Planning

Kevin Daly

Job Titles:
  • Chief Operations Officer & Co Founder

Michael O'Sullivan

Job Titles:
  • Chief Executive Officer & Co Founder
Michael leads our management team. Michael has over 30 years leadership experience in corporate, banking, renewable energy development and financial advisory. Prior to establishing Regnum Renewables Michael held a senior consultant role with Deloitte in the Debt and Capital Advisory team. From 2013 to 2018 he led the Gaelectric corporate finance department where he was responsible for funding Gaelectric's activities through the raising of mezzanine debt at group level and senior debt at project company level with a value of c. 500m. Michael successfully managed the Gaelectric sale process for the 230MW operational wind portfolio to CGN in 2016 and the sale the solar energy portfolio with the benefit of planning to Power Capital in 2017. Michael has executed multiple commercial and business banking transactions with a value of over 6.0bn including leveraged buy-outs, M&A, project financing as well as sourcing equity backing for new start up commercial ventures.