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About

Small practice. Long-term relationships.

Small practice. Long-term relationships.

We started Oak Tree Finance to give families the kind of advice we’d want for our own: clear, honest and focused on what matters to them. Like an oak, a good plan grows steadily over time.

We started Oak Tree Finance to give families the kind of advice we’d want for our own: clear, honest and focused on what matters to them. Like an oak, a good plan grows steadily over time.

An adviser talking with a client in an office

What we believe

How we work with you.

Clarity over jargon

Clarity over jargon

If something doesn’t make sense, we haven’t explained it well enough.

If something doesn’t make sense, we haven’t explained it well enough.

Transparency on cost

Transparency on cost

Every fee and commission is disclosed in writing before you decide.

Every fee and commission is disclosed in writing before you decide.

Built for the long term

Built for the long term

We’d rather earn your trust over decades than make a quick sale.

We’d rather earn your trust over decades than make a quick sale.

Professional woman in an office

Our principal adviser

Our principal adviser

Sarah Whitfield

Sarah Whitfield

Sarah has spent more than 15 years helping families plan for retirement, protect their income and pass on wealth with care. She holds the Certified Financial Planner designation and is registered on the Financial Advisers Register.

Sarah has spent more than 15 years helping families plan for retirement, protect their income and pass on wealth with care. She holds the Certified Financial Planner designation and is registered on the Financial Advisers Register.

Certified Financial Planner

Retirement specialist

Estate planning

Licensing

Licensed and regulated.

Oak Tree Finance Pty Ltd is a Corporate Authorised Representative of Example Licensee Pty Ltd, AFSL 000000. Read our Financial Services Guide for details of our services, fees and how to make a complaint.

Ready for a plan you can grow into?

Book a free, no-obligation 20-minute call. We’ll listen, answer your questions and be upfront about whether we can help.

Book your free call

No obligation. General information only until we provide personal advice.

Ready for a plan you can grow into?

Book a free, no-obligation 20-minute call. We’ll listen, answer your questions and be upfront about whether we can help.

Book your free call

No obligation. General information only until we provide personal advice.

Ready for a plan you can grow into?

Book a free, no-obligation 20-minute call. We’ll listen, answer your questions and be upfront about whether we can help.

Book your free call

No obligation. General information only until we provide personal advice.

Friendly, fixed-fee financial planning for every stage of life.

Documents

Financial Services Guide

Privacy policy

Complaints

General advice warning: The information on this website, including the compound growth calculator and articles, is general in nature and does not take into account your objectives, financial situation or needs. Before acting on it, consider whether it is appropriate for you and read any relevant Product Disclosure Statement or Target Market Determination. Consider seeking personal financial advice.

Oak Tree Finance Pty Ltd (ABN 00 000 000 000) is a Corporate Authorised Representative (No. 000000) of Example Licensee Pty Ltd, AFSL 000000.

© 2026 Oak Tree Finance.

Friendly, fixed-fee financial planning for every stage of life.

Documents

Financial Services Guide

Privacy policy

Complaints

General advice warning: The information on this website, including the compound growth calculator and articles, is general in nature and does not take into account your objectives, financial situation or needs. Before acting on it, consider whether it is appropriate for you and read any relevant Product Disclosure Statement or Target Market Determination. Consider seeking personal financial advice.

Oak Tree Finance Pty Ltd (ABN 00 000 000 000) is a Corporate Authorised Representative (No. 000000) of Example Licensee Pty Ltd, AFSL 000000.

© 2026 Oak Tree Finance.

Friendly, fixed-fee financial planning for every stage of life.

Documents

Financial Services Guide

Privacy policy

Complaints

General advice warning: The information on this website, including the compound growth calculator and articles, is general in nature and does not take into account your objectives, financial situation or needs. Before acting on it, consider whether it is appropriate for you and read any relevant Product Disclosure Statement or Target Market Determination. Consider seeking personal financial advice.

Oak Tree Finance Pty Ltd (ABN 00 000 000 000) is a Corporate Authorised Representative (No. 000000) of Example Licensee Pty Ltd, AFSL 000000.

© 2026 Oak Tree Finance.