Contact

Contact Investor Sums

Email hello@investorsums.com.au. We reply within two business days.

Quick answers

Use the "Ask a question" button at the bottom of any page. If our guides don't cover it, leave your email there and a person will reply.

Corrections

If you think something on this site is wrong or out of date, tell us which page and what the official source says. We check every report and fix confirmed errors promptly.

Complaints

Email us with the word "Complaint" in the subject line. We will acknowledge it within two business days and give you an answer within 30 days. Privacy complaints are handled as set out in our privacy policy.

Property professionals

See For professionals.

Who we are

Investor Sums is a business name of Goldina Group Pty Ltd, ABN 47 684 636 315.
15/28 Freshwater Place, Southbank VIC 3006, Australia.

We give general information. We are not an estate agent, a valuer, a tax agent or a law firm, and we cannot advise on your personal circumstances.

Check your own numbersFree. 30 seconds. No sign-up.

Need a professional to look at your own situation?

General information only, not tax, legal or valuation advice. Investor Sums is operated by Goldina Group Pty Ltd, ABN 47 684 636 315. Latest · About · Editorial guidelines · Contact · For professionals · Site map · Privacy · Terms · hello@investorsums.com.au. Found a mistake? Email us and we will correct it. © 2026 Goldina Group Pty Ltd.