# Brian O'Sullivan

> Brian O'Sullivan is a startup investor at Ellerston Capital. See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Ellerston Capital](https://shizune.co/investors/profile/ellerston-capital)
- Last updated: Aug 2026

Brian O'Sullivan is a startup investor at Ellerston Capital. Brian O'Sullivan

## About Ellerston Capital

VC Fund · Sydney, Australia

Ellerston Capital specialises in equity strategies. Today, they have over $5.1 billion in funds under management (as at 28 February 2017) – including separately managed accounts (SMAs), wholesale funds and retail offerings for a range of financial advisers, institutions and individual investors.As a dedicated investment manager, they aim to doone thing exceptionally well: grow and protect their clients’ wealth through investing. They are passionate about creating value for their clients by identifying outstanding stocks and designing portfolios that perform over the long term.

5 contacts available at Ellerston Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Ashok Jacob | Founder , Chairman & Chief Investment Officer | https://shizune.co/investors/profile/ashok-jacob |
| Brian O'Sullivan | Founder | https://shizune.co/investors/profile/brian-o-sullivan-a98d |
| Chris Kourtis | Founder | https://shizune.co/investors/profile/chris-kourtis |
| David Leslie | Investment Director | https://shizune.co/investors/profile/david-leslie-cf50 |
| Justin Diddams | Senior Investment Analyst | https://shizune.co/investors/profile/justin-diddams |

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