Mainstream is a leading fund administrator for fund managers, superannuation trustees and listed companies.

Mainstream Group Holdings Limited is an ASX listed company focused solely on fund services. You can choose to outsource all – or a part - of your fund's administration to us. We pride ourselves on being flexible to your needs.

We deliver cost effective, innovative solutions using recognised industry specific software and unique processes.

The founders have a proven track record of expertise in business process outsourcing. Our solutions enable our clients to focus on delivering quality services to their clients.

Learn more about Mainstream

Reliably proven success by the numbers:
Years Experience
In Funds Outsourced to Mainstream





Thought Leadership

23 Jul 18
AML developments for Cayman funds
The Cayman Islands Monetary Authority has released a set of FAQs targeting Cayman-domiciled funds (regulated and un-regulated) and the requirements under the Anti-Money Laundering Regulations (“AMLRegs”) and the requirement to appoint a MLRO, DMLRO and AMLCO.
22 Mar 18
Update on Attribution Managed Investment Trust (AMIT) Legislation
The Attribution Managed Investment Trust (AMIT) legislation was passed into law in May 2016 and the new regime can now be adopted by qualifying managed investment trusts. Mainstream is pleased to announce that we are on schedule to cater for AMIT funds for the financial year end 30 June 2018 (FY17/18).
Over $138 billion in funds are outsourced to Mainstream: