About Ainsley

Ainsley is a partner and head of our award-winning energy & natural resources group.  He has over 15 years’ experience advising clients in the energy sector.  Ainsley and his team have extensive experience representing clients involved in wind farm projects, bioenergy, hydro, solar PV, AD and CHP. Ainsley specialises in energy law, planning and development, corporate law and contract negotiation.

Ainsley has spoken at numerous conferences and regularly contributes to a variety of industry publications.  Ainsley is also included in the Energy Ireland Yearbook as one of the “leading movers and shakers in the energy sector”.

Recent experience

  • ABO Wind, as owner’s legal advisor, on Milestone, Castlewaller, Clogheravaddy and Sheskin Wind Farms
  • Allied Irish Banks plc, as lender’s legal advisor, on Carrownaweelaun, Kilmeedy and Crockbrack Hill Wind Farms
  • Triodos Bank, as lender’s legal advisor, on Gurteen Wind Farm
  • AGNA on the development of a 200MW solar PV project in Libya
  • Grange Backup Power on the development of a 115MW electricity power station in Grange Castle, Co. Dublin
  • Vayu on its Power Purchase Agreements and other contracts in Ireland
He has a great deal of experience on the transactional side of the sector.
Chambers & Partners 2018
Always seeking to solve problems in the most clean and efficient manner and is immediately on top of new developments in the industry
Chambers & Partners 2018
He has a deep understanding of the issues faced by renewable energy developers and funders
Legal 500 2018
Excellent market knowledge.
Chambers & Partners 2018
Very energetic and approachable.
Chambers Europe 2017
Practice head Ainsley Heffernan is ‘at the top of his game’
Legal 500 2017
Ainsley Heffernan offers a 'wealth of experience'.
Chambers Europe 2017
He has that rare ability to combine legal expertise, commercial awareness and sound judgement.
Chambers & Partners 2016
He is a phenomenal lawyer and an excellent negotiator. Unlike most lawyers he doesn’t just identify the problems in the deal, but focuses on coming up with innovative and practical solutions to those problems.
Chambers & Partners 2015
Ainsley Heffernan’s ability to bridge the gap between good business and good legal practice sets him apart from the competition.
Legal 500, 2014