Diallen Maison has received many awards and industry milestone achievements over the past several years. We as a company value and recognises the quality of customer service and the network it delivers across all facets of the business.
Hence, here are the some of our proud achievements that our staff members have achieved over the years:


2016 – Full exclusive complete management of a small 11 duplex and townhouse project valued at 10mill

2017 – Leader in off the plan sales for a Major Sydney Project valued at 35mil.

2017 – Leader in off the plan sales for a boutique Sydney Project valued at 21mil.

2018 – Various North Shore Unit Sale Projects valued at 20mil.

2019 – Land acquisition for 8 townhouses in WILLOUGHBY NSW valued at 12mil.

2020 – Land acquisition for 9 townhouses in WILLOUGHBY NSW valued at 7.6mil.

2021 – Sold 9 townhouse subject to DA acquisition site in WILLOUGHBY NSW valued at 9.6mil.

2022 – Sold 8 townhouse DA approved acquisition site in Carlingford NSW valued at $4.5mil.


2015 – Diallen Maison achieved status of Principal Full Agent Sales licensee in NSW

2016 – Diallen Maison added additional Principal Full Agent Sales Licensee in NSW


2019 – Diallen Maison awarded major management of exclusive projects in Sydney NSW