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Key contacts
Content & Marketing Manager: Cian O'Daly
Quick facts
# Partners

124

Key practice areas
Banking and finance
Banking
Project finance
Capital markets
Capital markets : Debt
Capital markets : Equity
Capital markets : Structured finance and securitisation
Financial and corporate
Financial services regulatory
Investment funds
Corporate and M&A
Restructuring and insolvency
M&A
Project development
Asset finance
Firm overview

Mason Hayes & Curran LLP is an award-winning law firm employing over 670 staff including 124 partners with offices in Dublin, New York, San Francisco and London.

The firm assists clients in meeting their ongoing legal and commercial imperatives through every business cycle. Legal advice is tailored to strategic objectives allowing clients to make informed decisions and to successfully navigate even the most complex matters.

Lawyers in the firm have profound knowledge and experience in a wide range of sectors including Energy, Technology, Financial Services, Built Environment, Healthcare and Life Sciences. Corporate social responsibility is a natural fit with the way the firm operates, and it invests heavily in society and local communities through a range of focused programmes.

Key practice areas
  • Asset finance
  • Banking
  • Capital markets: Debt
  • Capital markets: Equity
  • Competition
  • Financial services regulatory
  • Investment funds
  • M&A
  • Private equity
  • Private equity funds
  • Project development
  • Project finance
  • Real estate finance
  • Real estate funds
  • Restructuring and insolvency
  • Securitisation
  • Structured finance/securitisation

Click here for more details.

Sector expertise
  • Agriculture
  • Aviation
  • Banking
  • Construction and materials
  • Consumer goods and services
  • Energy
  • Financial services
  • Food and beverage
  • Government and public policy
  • Healthcare
  • Insurance
  • Pharmaceutical and life sciences
  • Real estate

Click here for more details.

Other offices

London 
1 King William Street
London,EC4N 7AF
United Kingdom
T: +353 1 614 5000
E: london@mhc.ie
W: www.mhc.ie/locations/london

New York
1230 Avenue of the Americas
Floor 16
New York, 10020
USA
T: +1 646 862 2023
E: newyork@mhc.ie
W: www.mhc.ie/locations/new-york

San Francisco
580 California Street #1638
San Francisco, 94104
USA
T: +353 1 614 5000
E: sanfrancisco@mhc.ie
W: www.mhc.ie/locations/san-francisco

Address:
South Bank House, Barrow Street
Dublin 4, D04 TR29
Tel:+353 16 145 000 Email:Contact Us Web Address:https://www.mhc.ie/
Rankings published in 2026
Asset finance
Tier 2
10 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile

Tier 2

Arthur Cox
15 practice areas
View full profile
Maples Group
16 practice areas
View profile
Mason Hayes & Curran
15 practice areas
View full profile
Walkers
12 practice areas
View full profile
William Fry
15 practice areas
View full profile

Notable

Dillon Eustace
14 practice areas
View full profile
Flynn O'Driscoll
3 practice areas
View full profile
Banking
Tier 1
27 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Mason Hayes & Curran
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile

Tier 2

Maples Group
16 practice areas
View profile
William Fry
15 practice areas
View full profile

Tier 3

Byrne Wallace Shields
8 practice areas
View profile
Dillon Eustace
14 practice areas
View full profile
Eversheds Sutherland
5 practice areas
View profile
Walkers
12 practice areas
View full profile

Tier 4

Addleshaw Goddard
7 practice areas
View profile
BHSM LLP incorporating OBH Partners
4 practice areas
View full profile
Beauchamps Solicitors
7 practice areas
View profile
Dentons
5 practice areas
View full profile
Flynn O'Driscoll
3 practice areas
View full profile
Hayes solicitors
4 practice areas
View profile
Ogier
7 practice areas
View full profile
Philip Lee
6 practice areas
View profile
Ronan Daly Jermyn
5 practice areas
View profile

Notable

AMOSS Solicitors
3 practice areas
View profile
DLA Piper
3 practice areas
View profile
Gartlan Furey Solicitors
1 practice area
View profile
Holmes O’Malley Sexton
3 practice areas
View profile
Pinsent Masons
7 practice areas
View profile
Simmons & Simmons
3 practice areas
View profile
Taylor Wessing
2 practice areas
View profile
Capital markets : Debt
Tier 2
10 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile

Tier 2

Maples Group
16 practice areas
View profile
Mason Hayes & Curran
15 practice areas
View full profile
Walkers
12 practice areas
View full profile
William Fry
15 practice areas
View full profile

Tier 3

Dillon Eustace
14 practice areas
View full profile

Notable

Ogier
7 practice areas
View full profile
Capital markets : Equity
Tier 2
8 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile

Tier 2

Mason Hayes & Curran
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
William Fry
15 practice areas
View full profile

Notable

Byrne Wallace Shields
8 practice areas
View profile
Maples Group
16 practice areas
View profile
Capital markets : Structured finance and securitisation
Tier 2
10 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Maples Group
16 practice areas
View profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile
Walkers
12 practice areas
View full profile

Tier 2

Dillon Eustace
14 practice areas
View full profile
Mason Hayes & Curran
15 practice areas
View full profile
William Fry
15 practice areas
View full profile

Notable

Ogier
7 practice areas
View full profile
Financial services regulatory
Tier 2
12 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile
William Fry
15 practice areas
View full profile

Tier 2

Dillon Eustace
14 practice areas
View full profile
Maples Group
16 practice areas
View profile
Mason Hayes & Curran
15 practice areas
View full profile
Walkers
12 practice areas
View full profile

Tier 3

Hogan Lovells Cadwalader
2 practice areas
View profile

Notable

Addleshaw Goddard
7 practice areas
View profile
Byrne Wallace Shields
8 practice areas
View profile
Investment funds
Tier 3
15 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Dillon Eustace
14 practice areas
View full profile
Maples Group
16 practice areas
View profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile

Tier 2

Walkers
12 practice areas
View full profile
William Fry
15 practice areas
View full profile

Tier 3

Dechert
2 practice areas
View profile
Mason Hayes & Curran
15 practice areas
View full profile
Simmons & Simmons
3 practice areas
View profile

Notable

Byrne Wallace Shields
8 practice areas
View profile
K&L Gates
1 practice area
View profile
Ogier
7 practice areas
View full profile
Pinsent Masons
7 practice areas
View profile
M&A
Tier 2
25 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile
William Fry
15 practice areas
View full profile

Tier 2

Maples Group
16 practice areas
View profile
Mason Hayes & Curran
15 practice areas
View full profile

Tier 3

Beauchamps Solicitors
7 practice areas
View profile
Byrne Wallace Shields
8 practice areas
View profile
Dentons
5 practice areas
View full profile
Dillon Eustace
14 practice areas
View full profile
Hayes solicitors
4 practice areas
View profile
Walkers
12 practice areas
View full profile

Tier 4

Addleshaw Goddard
7 practice areas
View profile
Eversheds Sutherland
5 practice areas
View profile
Flynn O'Driscoll
3 practice areas
View full profile
Philip Lee
6 practice areas
View profile

Tier 5

BHSM LLP incorporating OBH Partners
4 practice areas
View full profile
Pinsent Masons
7 practice areas
View profile
Ronan Daly Jermyn
5 practice areas
View profile

Notable

DLA Piper
3 practice areas
View profile
Lavelle Partners LLP
4 practice areas
View profile
Ogier
7 practice areas
View full profile
Taylor Wessing
2 practice areas
View profile
Whitney Moore
1 practice area
View profile
Project development
Tier 1
10 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Mason Hayes & Curran
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile
William Fry
15 practice areas
View full profile

Tier 2

Beauchamps Solicitors
7 practice areas
View profile
Philip Lee
6 practice areas
View profile

Notable

Dentons
5 practice areas
View full profile
Pinsent Masons
7 practice areas
View profile
Project finance
Tier 2
10 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile
William Fry
15 practice areas
View full profile

Tier 2

Mason Hayes & Curran
15 practice areas
View full profile

Tier 3

Beauchamps Solicitors
7 practice areas
View profile
Eversheds Sutherland
5 practice areas
View profile
Philip Lee
6 practice areas
View profile

Notable

Pinsent Masons
7 practice areas
View profile
Restructuring and insolvency
Tier 2
21 firms ranked
View full list

Tier 1

A&L Goodbody
15 practice areas
View full profile
Arthur Cox
15 practice areas
View full profile
Matheson LLP
15 practice areas
View full profile
McCann FitzGerald LLP
15 practice areas
View full profile
William Fry
15 practice areas
View full profile

Tier 2

Maples Group
16 practice areas
View profile
Mason Hayes & Curran
15 practice areas
View full profile

Tier 3

Beauchamps Solicitors
7 practice areas
View profile
Byrne Wallace Shields
8 practice areas
View profile
Dillon Eustace
14 practice areas
View full profile
Walkers
12 practice areas
View full profile

Tier 4

Addleshaw Goddard
7 practice areas
View profile
BHSM LLP incorporating OBH Partners
4 practice areas
View full profile
Eversheds Sutherland
5 practice areas
View profile
Ronan Daly Jermyn
5 practice areas
View profile

Notable

AMOSS Solicitors
3 practice areas
View profile
Brady Kilroy Solicitors
1 practice area
View profile
Dentons
5 practice areas
View full profile
Hayes solicitors
4 practice areas
View profile
Lavelle Partners LLP
4 practice areas
View profile
Pinsent Masons
7 practice areas
View profile
Linked Reviews
Financial and corporate

Mason Hayes & Curran is a Dublin-based firm with additional offices in London, San Francisco and New York.

 

Highlights 

The firm advised Allied Irish Banks on its financing of the construction and forward sale by Quintain Ireland of 392 apartments at The Crossings in Adamstown to the Land Development Agency (LDA). This is the largest transaction of the LDA’s Project Tosaigh initiative.  

In project development, a notable highlight includes the firm advising Highfield Solar on a project financing of a solar portfolio with Rabobank. The firm negotiated and drafted all financing documentation for the construction of the solar power plants. The construction of the plants will contribute more than 400 MW of energy to the Irish energy market.  

 

Testimonials 

2025

Their matter of fact and professionalism in our dealings with the person looking after our file” - Banking  

“Whilst providing excellent legal advice what makes Mason Hayes and Curran stand out is their commerciality.” - Banking  

“Conor Lynch is our go-to adviser in Ireland. He is pragmatic, knowledgeable and extremely responsive.” - Banking and finance  

I think Conor and his team are very commercial, know how to get the deal done, flexible and always available. The quality of their work is great and you know the deal will go smoothly when you have them on.” - Banking and finance 

“Mason Hayes and Curran LLP are extremely responsive, efficient and commercial. Working with them as local counsel is always a straightforward process and I enjoy working with the team.” - Banking and finance 

“The team are very personable and knowledgeable with a strong grasp of financial services regulatory matters” - Financial service regulatory  

“The team are extremely user friendly, responsive and technically excellent” - Financial services regulatory  

“Flexible, proactive and good to deal with.” - Investment funds  

“Anthony has deep subject matter expertise, is extremely client-focused and has provided invaluable advice on complex legal and regulatory matters pertaining to the fund.” - Investment funds  

“The arrival of Anthony Hanlon to the investment funds department has been a great choice. His broad expertise and client centric, commercial approach is incredibly well received. The team at Mason Hayes offer broad support to clients, not just on funds authorisations but also including advising on lending, regulatory and policy work.” - Investment funds  

“Lots of prior experience with this type of transaction.” - M&A 

“Extremely knowledgeable of the market and the sector, very responsive and commercial.” - M&A 

“Easy to work with, explain things simply to clients. Willing to do whatever it takes to get a transaction over the line.” - M&A 

“Anne Harkin led the corporate side and she is simply fantastic. The best corporate lawyer we work with, in Europe and US” - M&A 

“Very commercially focused - solving problems for me and looking at aspects at "why" something should be documented or not as opposed to putting it in and negotiating from there.” - M&A  

 

Key clients

Shannon Engine, Azorra Aviation, Allied Irish Banks, Cerberus, First Quantum Minerals, FlexFunds, Black Sea Trade and Development Bank, National Bank Canada, Companion Insurance, SSE Renewables, Equitix  

33 results33 results
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2
Deal Highlights
64 results64 results
Deal Name Deal Date Firm Name Jurisdiction Deal Type Lawyer Names Client Names Client Role
Lovell Minnick Partners LLC - M&A
2021-04-26
Mason Hayes & Curran
Ireland
M&A
Lovell Minnick Partners LLC
Buyer
SurModics Inc. - M&A
2021-07-06
Mason Hayes & Curran
Ireland
M&A
Martin Kelleher
SurModics Inc.
Buyer
Lukoil Securities BV - Bond Issue
2021-10-01
Mason Hayes & Curran
Netherlands
Bond issue
Lukoil Securities BV
Issuer
LetsGetChecked - M&A
2021-11-16
Mason Hayes & Curran
United States (National)
M&A
LetsGetChecked
Buyer
DCM US Multi-Family Home - Bond issue
2021-01-22
Mason Hayes & Curran
Ireland
Bond issue
Daragh O’Shea, David Mangan
DCM US Multi-Family Home
Issuer
IMC Exploration plc - M&A
2022-01-06
Mason Hayes & Curran
Ireland
M&A
Justin McKenna
IMC Exploration plc
Acquirer
CIX Capital International - Bond issue
2021-12-04
Mason Hayes & Curran
Ireland
Bond issue
Daragh O’Shea
CIX Capital International
Issuer
LUKOIL Capital DAC; PJSC LUKOIL - Bond issue
2021-10-26
Mason Hayes & Curran
Ireland
Bond issue
Daragh O’Shea
LUKOIL Capital DAC, PJSC LUKOIL
Issuer
ETPCAP2; ETPX; HFMX; IA Capital Structures; PRODIGYX; Participant Capital ETP - Bond issue
2022-02-24
Mason Hayes & Curran
Ireland
Bond issue
Daragh O’Shea
ETPCAP2, ETPX, HFMX, IA Capital Structures, PRODIGYX, Participant Capital ETP
Issuer
AIB Group plc - Bond issue
2022-11-02
Mason Hayes & Curran
Ireland
Bond issue
Neil Campbell
AIB Group plc
Issuer
AIB Group plc - Securitisation
2022-11-02
Mason Hayes & Curran
Ireland
Securitisation
Neil Campbell, Rowena FitzGerald, Liam Flynn
AIB Group plc
Originator
Airbus - M&A
2021-10-31
Mason Hayes & Curran
Ireland
M&A
Claire Lord
Airbus
Merger party
Allied Irish Banks plc - Financing
2021-11-30
Mason Hayes & Curran
Ireland
Financing
William Carmody
Allied Irish Banks plc
Lender
Allied Irish Banks plc - Financing
2021-02-07
Mason Hayes & Curran
Ireland
Financing
Jenny Ahern
Allied Irish Banks plc
Borrower
Allied Irish Banks plc - Project finance
2022-02-24
Mason Hayes & Curran
Ireland
Project finance
Karol Fox
Allied Irish Banks plc
Lender
Axiom Partners 10 Limited; Turbo Holding Guernsey Limited; Raffles Private Holdings Limited; Nordic Aviation Capital DAC - Restructuring
2022-02-24
Mason Hayes & Curran
Ireland
Restructuring
Maurice Phelan
Axiom Partners 10 Limited, Turbo Holding Guernsey Limited, Raffles Private Holdings Limited, Nordic Aviation Capital DAC
Shareholder
B Metzler seel Sohn & Co Holding AG - M&A
2022-05-31
Mason Hayes & Curran
Ireland
M&A
Justin McKenna
B Metzler seel Sohn & Co Holding AG
Seller
Bauer Media Audio Holding GmbH - M&A
2022-05-31
Mason Hayes & Curran
Ireland
M&A
Justin McKenna
Bauer Media Audio Holding GmbH
Acquirer
BAWAG Group AG - M&A
2021-11-19
Mason Hayes & Curran
Ireland
M&A
David Mangan, Micheál Grace
BAWAG Group AG
Acquirer
BAWAG PSK (Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft) - Financing
2021-01-12
Mason Hayes & Curran
Ireland
Financing
Micheál Grace
BAWAG PSK (Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft)
Lender
1
of
4
ESG
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