Skip to main content

Tandem Securities partners with financial services organisations to deliver a full suite of technology-driven end-to-end client solutions encompassing execution, clearing and investment services.

Clients of Tandem Securities span the range of financial services organisations including large banks, broking participants and over 400 financial advice dealer groups. Part of Bell Financial Group’s Third Party Platform, Tandem Securities works in tandem with retail and boutique broking houses, institutions, wealth advisory firms and platform providers, delivering wholesale and institutional clients institutional and adviser trading solutions, third party clearing, at-call investments and investment lending.

Tandem Securities is part of Third Party Platform, the only fully integrated open architecture platform in Australia. Third Party Platform utilises proprietary new generation technology developed by an experienced management team. The business operates from three offices located in Sydney, Perth and Kuala Lumpur, and has over 85 employees. Third Party Platform has $33.9 billion in CHESS sponsored holdings and 265,000 client accounts.

Tandem Securities: Institutional and adviser trading solutions
Tandem Clearing: Complete third-party settlement and clearing operation
Tandem Capital: Lending and investment solutions


Team Member

Lee Muco

Chief Executive Officer of Third Party Platform Pty Ltd

Lee Muco is the Chief Executive Officer of Third Party Platform Pty Ltd including its associated businesses Bell Direct, Desktop Broker and Bell Potter Online. Lee has over 20 years’ experience in the delivery of market leading trading and investing solutions. He held several senior positions with Sanford Securities and was a Director and General Manager of Australian Investment Exchange Ltd, providing white labelled trading and investing solutions to several large Australian banks and a wide range of financial intermediaries including brokers and IFA groups. Lee is a Director of Third Party Platform Pty Ltd, Bell Potter Capital Ltd and Bell Potter Securities Ltd.
Team Member

Craig Saunders

Group Head of Sales

Craig Saunders is the Group Head of Sales for Bell Financial Group. Craig has over 30 years’ experience in financial markets, principally on the product development and sales sides of various businesses. Craig has worked at Ord Minnett, Leveraged Equities, Adelaide Bank, and most recently at NAB Private Wealth. Craig’s focus over his career so far has been leading teams that deliver quality financial solutions to private client investors, directly, and via Advisers.
Team Member

Marty Johnston

Head of Partnerships

Marty Johnston manages the wholesale and institutional partnerships across Third Party Clearing, institutional trading, plug and play trade execution, margin lending and adviser trading. Marty has over 25 years’ experience in stockbroking and banking.