The new partners span three practice areas — corporate M&A, litigation and tax — and two offices, with four partners appointed in Dublin and one in London.

Michael Jackson, managing partner of Matheson, said: “We are delighted to announce the recent appointment of five new partners at Matheson. The promotion of these highly skilled individuals further strengthens our leadership team, and reflects the continuous growth and success of the firm in many key areas.

“The addition of these lawyers to our partnership highlights Matheson’s people strategy and our continuous investment in talent. They exemplify the vast legal and technical expertise fostered at all levels in the firm. I congratulate our new partners on their appointments and look forward to working with them in the future.”

Ms Chrysostomou, a new corporate M&A partner, advises clients on public M&A, redomiciliations and equity capital markets transactions.

She has particular expertise in advising US and other international clients on cross-border acquisitions of Irish companies, migrations, capital raisings and equity capital markets transactions (undertaken domestically and by Irish companies listed on US and other foreign exchanges).

As a founding member of the firm’s public company advisory and corporate governance group, she counsels clients on the full range of corporate governance, compliance, securities laws and advisory matters that arise for listed Irish companies.

Mr Cassidy, a new litigation partner, has over 10 years’ experience advising a variety of clients in complex disputes including alternative methods of dispute resolution, with particular expertise in technology/financial services disputes.

He also advises clients on contentious regulatory matters, often involving a number of regulators, law enforcement authorities and jurisdictions and has significant experience in handling complex regulatory investigations and advising on issues relating to legal professional privilege.

His practice also includes advising clients in respect of white collar crime and corporate offences, fraud, anti-bribery and corruption compliance, as well as lobbying compliance under the Irish and EU regimes.

Mr Clancy, the only new London-based partner, practises in Matheson’s tax department, focusing on the financial sector, which includes asset management, aviation leasing and capital markets.

He has particular experience advising on the tax aspects of establishing and operating Irish private equity and private credit fund structures.

Mr Coary, also in corporate M&A, specialises in corporate transactions (both domestic and international) including mergers and acquisitions, shareholder arrangements, equity fundraisings, joint ventures, corporate reorganisations and restructurings, corporate redomiciliations and general commercial matters.

He advises Irish and multi-national public and private companies on private M&A and public company transactional mandates. He has particular experience in the life science and aviation sectors, having worked on a number of significant corporate transactions in these sectors in recent years.

Mr Kenny, new partner in the environmental, planning and safety team, advises on a broad range of commercial disputes, specialising in planning and environmental, real estate, construction and administrative matters.

He also represents clients in regulatory investigations and the defence of criminal proceedings, as well as advising on transactional matters (including due diligence and transaction document negotiation).

He represents clients at all jurisdictions, up to the Supreme Court and Courts of Justice of the European Union, and in alternative dispute resolutions such as mediation, conciliation, arbitration, adjudication and expert determination.