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Your Trusted Property Development Partner in Adelaide
OC Real Estate is a leading property development and sales agency based in Adelaide, South Australia. With decades of combined experience, our team specialises in strategic project marketing, data-driven sales strategies, and delivering high-performance outcomes for developers. We pride ourselves on our deep local market insight, award-winning campaigns, and a client-centric approach that ensures seamless experiences from concept to contract. Our partnerships with forward-thinking developers and creative agencies allow us to transform bold visions into tangible, successful developments.

Recognised through multiple industry awards, including REIA and UDIA accolades, we combine innovation, accountability, and local expertise to maximise returns for our clients. Our dedicated client services team ensures transparency, timely communication, and a commitment to excellence at every stage of the development journey.
Services
Property Development Strategic Sales Project Marketing Client Experience Sales Network
Highlights and features
  • Award-winning team with decades of local market expertise
  • Data-driven strategies tailored to South Australian buyer behaviour
  • Proven track record in Adelaide's fastest-selling developments
  • Integrated sales network with 40+ agents across Adelaide
  • Client-focused approach with dedicated project coordinators
Associations and certifications
  • REIA Awards for Excellence
  • REB Awards
  • UDIA Awards for Excellence
  • REA Excellence Awards
What people say
Fantastic communication Promptly answered Data-driven strategies Award-winning campaigns Seamless experience
Services
Property Development
OC Real Estate delivers strategic property development solutions from concept to contract. Our team combines local market knowledge with commercial insight to position projects for success. We work alongside developers to attract target buyers and maximise returns through high-performance marketing and data-led decision-making.
Project Marketing
Our marketing services create momentum for property developments. We define target audiences, shape campaign strategies, and execute multi-channel marketing plans. From branding to digital campaigns, our approach ensures projects connect with the right buyers and achieve market success through proven tactics.
Client Experience
We prioritise seamless client experiences throughout the development journey. Our dedicated coordinators manage timelines, communication, and expectations to ensure smooth transactions. From contract signing to settlement, we maintain brand consistency and elevate client satisfaction at every touchpoint.
Sales Network
OC Real Estate leverages a connected sales network of 40+ agents across Adelaide. We collaborate with residential and property management teams to boost visibility and performance. This network ensures comprehensive market coverage and targeted outreach for every development project.
Strategic Sales
Our strategic sales approach combines local insight with commercial expertise. We position developments for success through feasibility analysis, market positioning, and targeted sales campaigns. Our data-driven methodology ensures optimal pricing and buyer engagement strategies for maximum returns.
People
Alex Ouwens
Executive Director & Co-Founder
With extensive experience in Adelaide's property market, Alex leads strategic development initiatives and client partnerships. His vision drives innovative project solutions and industry-leading campaigns.
Nathan Casserly
Executive Director & Co-Founder
Nathan focuses on commercial strategy and development partnerships, leveraging deep market knowledge to deliver successful outcomes for clients across South Australia's property sector.
Oliver Bowler
Projects Sales Manager
Oliver manages project sales and client relations, combining local expertise with data-driven insights to achieve exceptional results for developers and property owners.
Gemma Broomfield
Project Manager & Designer
Gemma contributes design expertise and project management skills, working closely with developers to implement innovative solutions and ensure project success through collaborative partnerships.
Ben McKinnon
Senior Development Manager
Ben oversees major development projects, applying industry knowledge and strategic insight to deliver successful outcomes for iconic Adelaide properties through effective team collaboration.
Questions
What property types does OC Projects specialise in?
We specialise in residential developments including apartments, townhouses, and mixed-use projects across Adelaide and South Australia.
How does OC Projects market developments?
We use data-driven marketing strategies combining digital campaigns, targeted branding, and multi-channel promotion to maximise project visibility and buyer engagement.
What makes OC Projects different from other agencies?
Our unique combination of local market expertise, award-winning campaigns, and dedicated client service approach delivers superior results for property developers.
Do you work with first-time developers?
Yes, we support developers at all stages with strategic guidance, market insights, and proven sales methodologies tailored to project requirements.
How do you determine property pricing strategies?
We analyse market trends, competitor projects, and buyer behaviour to create data-backed pricing strategies that maximise returns while ensuring market competitiveness.
Can you assist with off-market property transactions?
Yes, our OC First program provides exclusive access to off-market properties for qualified buyers seeking premium development opportunities.
Reviews (4)
Adam Diggens
Jan 20, 2022 Report
Positive:Professionalism,Responsiveness
In the pre-phase of searching for a rental, Im greatly impressed by the cordial and professional nature of the CO agents. The application process was easy and CO have been responsive throughout. Im excited to move in and hope the positive CO experience and support continues!
Evelyn Leckie
Jan 13, 2022 Report
Positive:Professionalism,Responsiveness
Really responsive and helpful agency. OC assisted us find a rental that was just right for us while we were overseas. The team were extremely responsive/ contactable and efficiently drew up a contract for us that helped with our last minute move! Really impressed, team went above and beyond to help us!
Emily Jones
Jan 12, 2022 Report
Ive rented through a few companies before and had so many bad experiences with professionalism. I was so impressed with renting through Owens and Cass. I had Jessica as my property manager and she was always so quick at responding and assisting with the issues that come up over the rental period! Thank you for a great experience!
Austin Amaechi
Jan 02, 2022 Report
I am thrilled and appreciative of the timely, quality and professional service received from Ouwens Casserly Property Management during my rental search. As if he knew how desperate I was becoming to get a bigger accommodation for my partner whod be joining me soon after her visa grant, I am particularly grateful to Jack for his dedication, timely and professional assistance. Once again, Thank you to the Ouwens Casserly team. From Austin & Constance.