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Multi Family OfficeInvests through funds, not into companiesLAST VERIFIED Oct 2026 · 4 SOURCES

Islandbridge Capital

London investment manager and multi-family office (Islandbridge Capital Limited, est. 2007) serving entrepreneurs and their families across public and private markets.

Identity

HEADQUARTERS
London, United Kingdom
FOUNDED
2007

Investment approach

STRATEGIES
Public equitiesPrivate equity

Overview

Islandbridge Capital Limited was incorporated in London in October 2007 and is owned by Islandbridge Group Limited. Its 2025 strategic report describes it as a London-based investment manager and multi-family office whose clients are mainly entrepreneurs and their families, with roots in private equity, technology and property. It runs public-markets and private-markets teams, the latter helping technology entrepreneurs structure their private investment portfolios, and it supports clients' philanthropic vehicles. It was named Boutique Firm of the Year by STEP in 2025.

People

  • Joseph McCarthy
    Founder and Chief Investment Officer (director since 2007 per Companies House) · source
  • Alastair Dibden
    Portfolio Manager · source
  • Gary Patrick Couch
    Director · source
  • Andrew Harrison
    Director · source
  • Jack Murphy
    Director of Family Office (director per Companies House) · source
  • James Arnell
    Director · source

Frequently asked questions

Islandbridge Capital is a multi family office based in London, the United Kingdom, founded in 2007.

Islandbridge Capital does not publicly state whether it puts its own money into companies or invests through funds. Its stated asset mix includes public equities and private equity.

Key people at Islandbridge Capital include Joseph McCarthy (Founder and Chief Investment Officer (director since 2007 per Companies House)), Gary Patrick Couch (Director), Andrew Harrison (Director) and Jack Murphy (Director of Family Office (director per Companies House)).