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Single Family OfficePuts its own capital into companiesLAST VERIFIED Aug 2026

O'Brien International Family Office

Single family office in Skokie, United States; focus on fintech, real estate and crypto.

USEFUL FOR Co-investors

Family & background

HEADQUARTERS
Skokie, United States

Investment approach

SECTORS
FintechReal Estate & PropTechCrypto & Web3
ROUTES
Companies (own capital)

Overview

This single family office has its headquarters in Skokie, United States. Its sector focus covers fintech, real estate and crypto. It invests directly in companies; 5 people are named on its team.

People

  • John W. O'Brien Jr.
    CEO of O'Brien Investment Group and Managing Partner of WAG Holdings · source
  • Robert J. O'Brien Jr.
    Founder · source
  • Patricia M. O'Brien
    Director, The John W. O'Brien Family Foundation and O'Brien Museum of Irish Art and Culture · source
  • Timothy P. O'Brien
    Director, The John W. O'Brien Family Foundation · source
  • Mike Durkin
    Managing Director · source

Frequently asked questions

O'Brien International Family Office is a single family office based in Skokie, the United States.

O'Brien International Family Office invests its own capital into companies.

O'Brien International Family Office invests in Fintech, Real Estate & PropTech and Crypto & Web3.

Key people at O'Brien International Family Office include Robert J. O'Brien Jr. (Founder), John W. O'Brien Jr. (CEO of O'Brien Investment Group and Managing Partner of WAG Holdings), Patricia M. O'Brien (Director, The John W. O'Brien Family Foundation and O'Brien Museum of Irish Art and Culture) and Timothy P. O'Brien (Director, The John W. O'Brien Family Foundation).