Mr Jarleth Heneghan > William Fry > Dublin, Ireland > Lawyer Profile

William Fry

Work Department

Projects & Construction; Alternative Dispute Resolution.


Jarleth Heneghan is a Partner in Projects & Construction and Alternative Dispute Resolution. His practice is a mix of both contentious and non-contentious construction, projects and dispute resolution for State, international clients/intermediaries, developer, financial institutions, professional and contractor clients. Jarleth advises on Irish and international construction and engineering bespoke and standard form agreements (e.g. RIAI, IEI, GCCC, JCT, NEC and FIDIC etc). He also advises on procurement and PPP/PFI. Jarleth also advises on alternative dispute resolution matters, including conciliation, mediation, adjudication, arbitration construction insolvency issues and rescue financing.


Jarleth is also a chartered surveyor with significant experience acquired in asset property management having worked with top tier firms in the United Kingdom. His qualifications include: – Fellow of RICS and SCSI – Fellow of CIArb and practising arbitrator: panel arbitrator Ireland, England and Dubai – Chartered member of CIOB – CEDR qualified mediator – Solicitor, Law Society of Ireland and England and Wales – including higher rights of audience.

Lawyer Rankings

Ireland > Transport

William Fry demonstrates particularly strong capabilities advising innovative transport service platform providers on regulatory, commercial and data protection issues. Its team is also experienced in aviation finance transactions and is sought after by international banks and aircraft leasing companies for advice on the financing of aircraft portfolios and leasing transactions. In the infrastructure space, the team is active in road and rail projects. David Maughan and Mary Ward focus on aviation finance, Jarleth Heneghan is a key contact for transport projects, and Leo Moore has expertise in technology and IP issues in the transport sector.

Ireland > Public sector

William Fry is particularly experienced in the financing and procurement of major public sector infrastructure projects, as well as advising on state aid, regulatory enforcement and public investigations. The team acts for government departments, local authorities and a number of financial bodies operating in the public sector. The practice is led by Claire Waterson, who specialises in competition, state aid and telecoms regulatory matters. Other key contacts include public sector employment expert Alicia Compton; Garrett Breen, who is experienced in regulatory litigation; and projects and construction head Jarleth Heneghan, who specialises in IT infrastructure.

Ireland > Projects and PPP

The ‘results-focused‘ Liam McCabe leads the versatile team at William Fry, which handles the procurement, financing and development of a wide range of projects. In 2020, the team’s work included matters in the power, telecoms, energy, and real estate sectors. Fergus Devine specialises in the power and energy sectors and construction partner Jarleth Heneghan is also active in this area, particularly on IT and PPP projects. Consultant Cassandra Byrne is another name to note.

Ireland > Construction

(Hall of Fame)

Jarleth HeneghanWilliam Fry

William Fry advises a range of Irish companies, multinationals, and state bodies on the construction of residential, industrial, retail, and office properties. The team is particularly active in advising on large-scale developments encompassing a number of property types. Practice head Liam McCabe is highly regarded by his clients, who praised him as ‘pragmatic and commercial‘ and ‘very experienced’. Jarleth Heneghan is experienced in both contentious and non-contentious construction matters, and is a qualified Chartered Surveyor and Chartered Builder. Elsewhere, consultant Cassandra Byrne is particularly active in procurement matters as well as construction-related arbitration. Bryanna Ryan is also praised as ‘simply excellent to work with‘.