LAWYER PROFILE
Iain Cullen

Iain Cullen

Europe 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

About

Provided by Simmons & Simmons LLP

Practice Areas

Specialising in investment funds, Iain focuses particularly on structuring hedge funds and advising hedge fund managers. He has advised on the establishment of some of the largest and best known UK hedge fund managers, including Brevan Howard, BlueCrest, Capula, Egerton, Lansdowne and Marshall Wace.

Iain is a partner in our Financial Services Group in London. He has served as General Counsel of the Alternative Investment Management Association since its foundation in 1990, was Co-Chairman from 1991-1995 of the Commodities, Futures and Options Committee of the Section on Business Law of the International Bar Association and was the co-editor of Hedge Funds: Law and Regulation published by Sweet & Maxwell (2001).

Iain is ranked in the category Senior Statespeople for hedge funds work in the Chambers guide to the UK legal profession and is also listed in the Hall of Fame of The Legal 500 directory for his hedge fund practice.

Iain was named in the Finance section of The Lawyer’s The Hot 100 2007, won the Best Lawyer award at the Hedge Fund Journal Awards 2007 and was presented with a Hedge Funds - Law and Practice – Outstanding Contribution award at the Hedge Fund Journal Awards 2014.

Chambers Review

Provided by Chambers

Chambers European Guide

Investment Funds: Hedge Funds - UK

Senior Statesperson
Senior Statespeople

Individual Editorial
Iain Cullen is recognised as a highly influential figure in the UK hedge fund space. During his storied career he has advised leading managers and continues to assist these clients with fund formation.

Strengths

Provided by Chambers

  • Ian is a legend and founded the hedge fund market.

    Investment Funds: Hedge FundsChambers European Guide

Ranked Individuals at Simmons & Simmons LLP (81)

Belgium

Ireland

Italy

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership