Partner

Ainsley Heffernan

Projects, Infrastructure & Energy, Energy & Natural Resources, Mergers & Acquisitions, Corporate, Commercial & M&A

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About Ainsley

Ainsley Heffernan is a partner and co-head of the Projects, Infrastructure and Energy (“PIE”) Group at Beauchamps, with a particular specialism in Energy. He has over twenty years’ experience advising clients in the energy sector. Ainsley and his team have extensive experience representing clients involved in wind farm projects (both onshore and offshore), solar PV, energy storage, bioenergy and green hydrogen. He speaks regularly at energy sector conferences and contributes to a variety of industry publications. Ainsley is a former member of Wind Energy Ireland's executive council and is also an active member of the Irish Solar Energy Association. 

Recommendations

Ainsley is recommended in several international publications and legal directories for his work in the energy sector:

  • He is ranked in A Word About Wind’s Legal Power List, which lists the top 100 most influential lawyers in the global wind energy sector based on deals and other activity in the last two years.

  • He is included in the Energy Ireland Yearbook as one of the “leading movers and shakers in the energy sector”.

  • He is regularly included in Chambers Europe and Legal 500 as one of Ireland’s leading energy lawyers.  

Ainsley Heffernan has been a renewables champion for around 20 years and is a well-recognised industry figure.
Legal 500 2026
Ainsley Heffernan brings deep industry expertise and consistently applies a thoughtful, problem-solving approach to the transactions we’ve worked on together.
Legal 500 2026
Ainsley Heffernan has provided exceptional support, with a quick mind and the ability to think through problems and come up with innovative solutions. Stuart Conaty provides excellent support in planning and construction.
Legal 500 2026
Ainsley Heffernan's knowledge of the industry is second to none.
Legal 500 2026
Ainsley Heffernan has a rare ability to cut through complexity, stay calm under pressure, and guide projects forward with clear, solutions-oriented advice. He is approachable, pragmatic, and commercially astute.
Legal 500 2026
Working with Stuart Conaty and Ainsley Heffernan has brought excellent advice and guidance to our organisation on the various complex projects that we are dealing with. They are willing to listen and propose solutions to questions and problems.
Legal 500 2026
Ainsley Heffernan is exceptionally accessible and brings a balanced, realistic perspective to every matter.
Chambers & Partners 2026
Ainsley Heffernan is a great lawyer.
Chambers & Partners 2026
His deep industry knowledge, commercial awareness, and practical problem-solving approach consistently add real value, with advice that reflects both experience and an understanding of how things work in practice.
Chambers & Partners 2026

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