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Peter Diamantidis

Director - Selling Principal


Peter Diamantidis is the leader of Ray White St Marys-Diamantidis Group 

Working in real estate since the age of 15 Peter started in property managment then moved into sales which has crowned him in the top 50 agents throughout Australia 3 years running.

Peter’s exceptional attention to detail, dynamic energy and impressive negotiation skill sets him apart from his competitors.

In 2017, 2018 & 2019 Peter was ranked in the top 100 agents throughout Australia by REB which is an incredible result comparing the average sale price in his market place is around $550,000.

With over 19 year’s experience, Peter started in real estate at the age of 15 after leaving school.

Starting from the bottom has given Peter a comprehensive understanding of every facet in relation to a property sales transaction and has allowed him to develop an ability to get a deal together and deliver for his clients in a way that few agents can.

Peter is also a popular property commentator for National Nine News, Channel 7 Sunrise program, Australian Property Magazine, The Daily Telegraph, Sydney Morning Herald, Your Property Magazine, The Australian and many more. “

Specialising in properties across Western Sydney, with a strong passion in dealing with development blocks and off the plan developments, Peter’s market knowledge and dedication combined with the support of his team, ensure his clients are provided with an incredibly professional real estate experience every time.


  • 2021/2022 - Elite Performer
  • 2020/2021 - Premier Performer