Aiden is a partner in the Finance Group and leads the Debt Capital Markets team.

He specialises in structured finance, securitisation, credit structures/CLOs and private funds transactions. Aiden’s clients include arrangers, asset managers, hedge funds, private equity firms and institutional investors. Prior to joining Arthur Cox, Aiden worked for a number of years in London with Allen & Overy, UBS and Morgan Stanley.

Relevant Experience

  • Advising in respect of CLO transactions for collateral managers including CIFC, CVC, KKR, MAN GLG and Sound Point
  • Advising Blackstone/GSO, HIG Capital, Investcorp, MacKay Shields, Partners Group and Napier Park on the establishment of S.110 risk retention holding structures
  • Advising Lone Star on all of its Irish RMBS transactions
  • Advising on Irish RMBS transactions for originators including Bank of Ireland, Jepson, Oaktree, Pepper Finance and PTSB
  • Advising Morgan Stanley and Bank of America Merrill Lynch on various CMBS transactions under the ELOC and Taurus programmes, respectively
  • Advising Partners Group on the irish aspects of its Australian listed investment trust structure, Partners Group Global Income Fund
  • Advising Be-spoke Capital in connection with the establishment of a novel SME direct lending platform focussed on the Spanish SME market
  • Advising KKR and Blackstone/GSO on various direct lending vehicles and platforms (European and global) and general Irish financial regulatory matters including MiFID and AIFMD issues
  • Advising Goldman Sachs, Morgan Stanley and NatWest Markets on various portfolio financings involving Irish S.110 and fund structures
  • Advising on various Greek NPL financing transactions for Alpha Bank, Eurobank and Piraeus Bank including projects such as Pillar, Cairo, Galaxy and Orion


“He is excellent technically and a pleasure to deal with.”

Chambers Europe: Europe’s Leading Lawyers for Business, 2023

Aiden Small is “reliable, and very commercial in the way he looks at things.”

Chambers Europe: Europe’s Leading Lawyers for Business, 2022

Aiden Small “is particularly effective at bringing a sense of commerciality to the engagement. Nothing is ever a problem; he is candid and allows us to focus our efforts and fees on the most important areas.”

Chambers Global: The World’s Leading Lawyers for Business, 2020

The “very pragmatic” Aiden Small has been appreciated by commentators for his ability to understand “the broader market of the complex deals we do.”

Chambers Global: The World’s Leading Lawyers for Business, 2019

Education & Qualifications

  • B. Corp Law, 1996, National University of Ireland, Galway
  • LL B, 1997 National University of Ireland, Galway
  • LL M, 1998, University of Cambridge
  • Admitted as a solicitor in Ireland, 2001
  • Admitted as a solicitor in England & Wales, 2003 (non-practising)