At JT Allen Real Estate, we don’t just set the bar for success in Sydney’s Eastern Suburbs - we consistently break records. Renowned for excellence in sales and property management, our dynamic team combines local market expertise with global reach. Thanks to our strategic partnerships with overseas agents, we attract international buyers and provide unparalleled exposure for our clients. This unique advantage allows us to deliver unmatched outcomes, maximising property potential for sellers, investors, and developers alike.

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Joshua Allen
Joshua Allen
Managing Director

Joshua Allen, the founder and Director of JT Allen Real Estate, is passionate about his profession and has his finger on the pulse when it comes to adopting an outlook that accommodates a fluctuating market.

With over 12 years experience in the Eastern Suburbs real estate market, Josh started his career working for a large property developer and proceeded to work for one of the most prestigious agencies in the Eastern Suburbs. The dream of JT Allen Real Estate became a reality through Josh’s vision to break out of the mould of a franchised company and he could offer a personal approach that can only come from a bespoke agency.

Recognised as an established market leader, Josh's energetic and approachable manner relishes a reputation rooted in the community within which he has established and developed relationships. Josh is committed to communication, results focused and determined. He begins his day training hard, starting his day with an accomplishment that sets the tone for the rest of his day in achieving the goals of his clients and negotiating the best deal on their behalf.

Honesty, integrity and approachability are values which he strives to uphold and has instilled in the agents who fall under the illustrious JT Allen Real Estate umbrella.

Along with his team, Josh is dynamic, driven and always endeavours to deliver results.

Sarah Bester
Sarah Bester
General Manager

With over 25 years in the industry, Sarah Bester is an integral part of JT Allen Real Estate as General Manager.

Sarah's strengths lie in her ability to turn compliance into procedures to help businesses grow, and her expertise spans Sales, Property Management, Auctions, Business Development, Trust Accounting, Legal, Property Marketing and Operations. Her detailed knowledge of licensing and regulations and her ability to convert complex issues into simple reliable systems delivers the missing link for many businesses.

Adept at finding workable solutions to legislation, Sarah has a “hands-on” and professional approach to this important part of agency practice, which requires a level head, a strong bias to action, impartiality and strong analytical skills.

Being legislation and compliance focused, Sarah both compliments and balances other roles within agency, including in her previous and current role as REINSW Residential Sales Chapter, Chair and Deputy Chair, bringing a holistic overview of real estate to the table.

Ryan Rubinstein
Ryan Rubinstein
Sales Executive

Ryan is a highly accomplished real estate professional recognised as a leading sales agent. With over $300,000,000 in property sales and more than 80 homes successfully sold, Ryan has built a reputation for delivering exceptional results across Dover Heights, North Bondi, and Rose Bay.

Known for a strategic approach and unparalleled local market knowledge, Ryan combines tailored marketing campaigns with expert negotiation skills to achieve outstanding outcomes for clients. Whether working with buyers or sellers, Ryan is committed to creating seamless, rewarding experiences, ensuring every detail is handled with professionalism and care.

Clients consistently praise Ryan for his transparency, dedication, and ability to navigate the unique challenges of the real estate market. From start to finish, Ryan provides guidance and expertise that instills confidence and delivers results.

Available 7 Days a week

Warren Becker
Warren Becker
Sales Executive

Warren lives and breathes real estate, always staying on top of the market. With a robust background spanning over 13 years in real estate, he kicked off his career with a large property developer in South Africa. Later, he took the plunge into entrepreneurship, founding his own real estate agency.

His portfolio boasts the successful launch and sale of premium developments, blending global exposure with local expertise, which makes him an invaluable asset to the JT Allen team.

Known for his hustle, honesty, and genuine passion, Warren's all about delivering top-notch service and killer results for his clients. Renowned for his unwavering commitment to excellence, Warren is driven by integrity and authenticity in all his endeavours. His unwavering focus on delivering unparalleled service ensures exceptional results for each client he serves.

Outside of the office, you'll catch him embarking on a sunrise run, mastering the fairways and greens of a golf course, on a padel court or relishing quality time over a coffee or meal with loved ones.

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02 9362 8507

418 New South Head Rd,

Double Bay, 2028

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    © Copyright 2025 JT Allen Real Estate All rights reserved.

        Get the latest property listings, sales insights and expert tips delivered straight to your inbox.

        02 9362 8507

        418 New South Head Rd,

        Double Bay, 2028

        LinkedInInstagram

        © Copyright 2025
        JT Allen Real Estate All rights reserved.