Blue Diamond Property Group is a premier property real estate specialising in off-market development sites and strategic land assembly. Operating 5 to 10 years ahead of the market.
Drawing on 35 years of property and construction industry expertise, we act as the trusted intermediary for generational landowners and institutional buyers, delivering highly discreet, long-lead land acquisitions across Western Sydney, the Central Coast, and Newcastle.
What We Do
Off-Market Land Acquisition
We secure unlisted, large-scale development sites and strategic land assemblies. Our discreet approach ensures developers gain access to premium opportunities long before they reach the open market.
Commercial Property Sales
Specialising in high-value commercial real estate, we manage the highly discreet sale and sourcing of commercial assets . We connect sellers directly with our trusted network of institutional partners, land bankers, and commercial groups .
Strategic Consulting & Advisory
Leveraging 35 years of construction and property expertise, we provide high-level consulting for developers, builders, institutional partners and landowners. We guide site feasibility and strategic introductions.
"After 35 years in the male-dominated construction and property sectors, what drives me is doing business differently. I built Blue Diamond on 100% referrals, proving that you can operate at the absolute highest level of off-market acquisitions without losing your humanity, your culture, or your integrity ."
Raquel Manning
Founder & CEO
About Us
Raquel Manning is an award-winning global and national entrepreneur, a proud Wiradjuri Wailwan woman, keynote speaker, and the visionary Founder of Blue Diamond Property Group. With 35 years of experience in the male-dominated construction and property sectors, Raquel is a highly sought-after advisor for multi-million-dollar off-market commercial acquisitions.
Awards, Advocacy & Global Impact
Master Builders Association NSW
Women in Construction FLORENCE Ambassador
Dress For Success -Women Who Inspire
Keynote Speaker
Women Changing The World Ambassador
Iconic Leader -Women Economic Forum Australia
Stevies International Business Awards
Female Entrepreneur of The Year
Global Keynote London 2025
Women Changing The World
Hall Of Fame 2025
Women Changing The World -London
Western Sydney Innovation Connect
Infrustructure Panel
At Blue Diamond Property Group, we acknowledge the Traditional Custodians of the lands where we live, work, and build. The Gadigal, Darug, and Darkinjung peoples and extend our respect to Elders past and present.
We recognise their enduring connection to Country, community, and culture, and honour the wisdom that continues to guide how we walk on this land.
As a business built on relationships and legacy, we commit to working respectfully with Aboriginal and Torres Strait Islander peoples, ensuring that every project we undertake reflects care for Country and the communities who hold its stories.