Walkers advises on the laws of Bermuda, the British Virgin Islands (BVI), the Cayman Islands, Guernsey, Ireland and Jersey. We are experienced in all types of international and cross-border transactions covering a broad range of sectors with a particular focus on both contentious and non-contentious corporate and finance law, investment funds, private equity, structured products, capital markets, regulatory and risk advisory, and private capital and trusts.
Walkers delivers clear, concise and practical advice based on an in-depth knowledge of the legal, regulatory and commercial environment in Bermuda, the British Virgin Islands, the Cayman Islands, Guernsey, Ireland and Jersey.
Jonathan is based in Walkers' Ireland office where he is a partner and head of the Tax Group.
Jonathan advises across tax heads on all manner of financial, corporate and real estate transactions. In addition to advising on capital markets, investment funds and real estate work, Jonathan also has extensive experience in advising on international tax reporting obligations, corporate migrations, cross-border mergers and loan portfolio sales and acquisitions.
Jonathan has acted for a wide range of domestic and international clients, including publicly listed companies, financial institutions, private equity providers, fund managers and administrators, and Irish State bodies.
Prior to joining Walkers, Jonathan worked in a big five law firm in Dublin where he was a partner in the firm's Tax practice.
Admitted In:IrelandQualifications:Bachelor of Laws (LLB), Trinity College DublinMasters of Laws (LLM) (Commercial), Cambridge UniversityDiploma in Applied Finance Law, Law Society of IrelandAITI Chartered Tax Adviser
2021 Legal 500 - Leading Individual and Recommended Lawyer (Tax) - "Jonathan Sheehan is exceptional both in his technical knowledge and his commercial approach."; "Jonathan Sheehan has great technical knowledge. He is also very user-friendly and commercial."
2021 Chambers Europe Guide - Band 2 (Tax) - Jonathan Sheehan frequently handles the tax aspects of debt capital markets and securitisation transactions. He is also experienced in matters relating to the establishment of funds.
2020 Legal 500 - Leading Individual (Tax) - "Jonathan Sheehan is an exceptional tax lawyer. He is very technical but his grasp of the technical detail enables him to be very commercially minded with structuring and executing transactions."
2020 Chambers Europe Guide - Band 2 (Tax) - Jonathan Sheehan provides "excellent client service and attention to detail," sources say. She handles the acquisition and disposal of properties and sites, as well as representing tenants in lease negotiations.
2019 Who's Who Legal: Corporate Tax
2019 Legal 500 - Recommended Lawyer (Tax) - Jonathan Sheehan is 'a leader in his field: his knowledge of both Irish and global tax matters is second to none, he has an acutely analytical mind and is impressively articulate.'
2018 Legal 500 - Recommended Lawyer: "Practice head Jonathan Sheehan ‘has an exceptional technical grasp of tax’."
2018 Chambers Europe Guide - (Tax) A Notable Practitioner. "One client highlights his efficiency and management skills, saying: 'The speed he responded to things was amazing,' and adds that 'his judgement was good, his calls were conservative and not too aggressive and he was able to very quickly mobilise the team'."
2018 World Tax - "Walkers is held in high regard by peers and clients alike. One client said: 'Jonathan Sheehan is an impressive tax attorney. Technically very able, but also very practical'."
2017 Legal 500 - Recommended Lawyer.
2017 Chambers Europe – (Tax) A Notable Practitioner. "Head of department Jonathan Sheehan is described by sources as 'user-friendly.' One client notes he is 'very strong in the area of real estate taxation' and that he has 'good technical skills allied with a commercial approach'."
2017 World Tax – "We have had a great experience with Jonathan Sheehan at Walkers and use the firm almost exclusively for tax advice in transactions we do in Ireland. He is very fast, user friendly and commercial and we would definitely use him again."
2016 Chambers Europe – (Tax) A Notable Practitioner. "According to sources, Jonathan Sheehan is "a big-picture person who has great corporate experience, which is advantageous when putting things into practice. He is a really smart guy who offers a good mix of technical and practical."
2016 Legal 500 - Recommended Individual: "Walkers Ireland ‘provides a top-quality service’."
2016 World Tax - "He regularly advises US listed multinational corporations on corporate migrations and inversions...A client says: "we have worked with them on a few Irish deals and I have found the tax advice excellent. Jonathan Sheehan there is very responsive, knowledgeable and pragmatic". 2015 Chambers Global - "Jonathan Sheehan receives wide-ranging praise from clients, who say: "He is a hard-working, brilliantly minded lawyer." He has recently acted on a number of major tax cases, notably in the pharmaceutical sphere." 2014 Chambers Global - "He has a growing reputation in the area and his practice encompasses the tax aspects of M&A, structured finance and real estate." He has lectured on Irish Tax Institute diploma courses and has written and contributed to articles on tax related issues in various publications including International Tax Review, PLC and IBFD publications.
Member of the Incorporated Law Society of Ireland
Member of the Dublin Solicitors Bar Association
"He is a hard-working, brilliantly minded lawyer."