Our People

Grounded in technical expertise

Argonaut brings together the best and brightest in the business

We are technically driven, with industry experts employed across all business divisions. This includes our in-house geologists, mining engineers and metallurgists. as well as finance professionals who have experience in some of the world’s largest investment banking institutions. We know resources.

Meet our Executive Leadership Team

Gregory Southee

Chief Executive Officer & Head of Corporate Finance

Edward Rigg

Executive Chairman, Head of ECM & Principal Investments

Liam Twigger

Vice Chairman, Corporate Finance

Hayden Bairstow

Managing Director, Head of Research & Business Support Functions

Anthony Bayne

Managing Director, Corporate Finance

Glen Colgan

Managing Director, Head of Private Clients

Digby Gilmour

Managing Director, Head of Institutional Sales

Chris Wippl

Managing Director, Institutional Sales & Head of Syndication

David Franklyn

Managing Director, Co-Head of Funds Management

Benjamin Clifford

Managing Director, Head of Sydney Office & Co-Head of Funds Management

Alison Thompson

Chief Financial Officer & Company Secretary

Kevin Tyndall

Head of Risk & Compliance

Decades of trust, built on results

Argonaut partners with clients for the long haul to deliver results, insights, and strategic advice throughout every stage of growth.

$4.8b Transactions led or advised on in FY25
45+ Investment banking transactions in FY25
87 Stocks under coverage

Statistics collected on 14 July 2025

$169b Combined market cap under coverage

Join our team

Work with a team that values expertise, innovation, and long-term growth. Make an impact with one of Australia’s leading investment firms today.