- Greg Antona

About Greg Antona
If you are looking for a real estate professional packed with a vast amount of experience and knowledge, you’ve got the right person. After graduating from the University of Auckland with a degree in International business and employment relations, Greg Antona worked briefly in the building industry in a sales role.
His past experiences from working in the building industry plus his past 17 years of sales in the real estate industry gave him the advantages of the sales and marketing knowledge. This has also helped prepare the owners when selling their homes, promoting a smooth sales transaction right from the property's listing through to the sale and settlement. His multilingual skills (Indonesian, Chinese and English) allows him to communicate cross-culturally and to capture a wider audience in the marketplace.
Greg Antona has sold more than 200 properties and transacted over $110 million worth of properties during his 17 years real estate career. His notable portfolio is the sales of Westbrook Winery.
Call Greg Antona for an appraisal. Whatever aspects of real estate you may want to discuss, don’t hesitate to call Greg.
Top skills
Negotiation
Communication
Experience
Patience
Knowledge
Top suburbs
Mount Albert
Helensville
Okura
All Listings by Greg Antona
- For sale
- Sold
- For lease

Price on Application
2A Robin Lane, Browns Bay3
2
1

New

Priced $899,000
1/63 Owairaka Avenue, Mount Albert3
3
1

Video available

Set Date Sale closes 21st May 2026 3pm (USP)
744 Coatesville Riverhead Highway, Riverhead3
2
7

Video available

Price on Application
10 Waka Street, Albany3
2
3

New

Priced $980,000
12/63 Owairaka Avenue, Mount Albert3
2
1


Price By Negotiation
63 Owairaka Avenue, Mount Albert3
3
1


Price By Negotiation
145 Okura River Road, Okura6
4
7


Price on Application
36 Mahi Road, Helensville
Testimonials
We had a wonderful experience working with Greg Antona and the team at Mars Realty throughout the purchase of our home. From start to finish, Greg was professional, responsive, and genuinely helpful in guiding us through every step of the process.
As first-time buyers, we truly appreciated how patient and transparent he was-always making sure we understood everything and felt confident in our decisions. His communication was excellent, and he went above and beyond to ensure a smooth and stress-free experience.
We're very grateful for the support and dedication shown by Greg and Mars Realty. We highly recommend them to anyone looking for a reliable and trustworthy real estate agent. Thank you again for helping us secure our new home!
FABIA April 26-
We highly recommend the services of Greg Antona. He is someone we’ve worked with since 2010. He has helped us with some 8 property transactions, both buying and selling. He is a dedicated, sincere, and honest person. We particularly appreciate his regular feedback on both our listings or property search. Thank you! DING-
Greg was very easy to work with and showed diligence and care when marketing our property. He did not show up thinking he was the world's greatest addition to Real Estate - as other agents had exhibited in the process. We found the process of working with Greg very pleasant and easy. We would highly recommend him! SIMPSON-
Greg was great with updates and communication throughout the whole buying process. He is really friendly and was a pleasure to deal with. BAKER -

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