Who We Are.

O*NO Legal is the leading law firm for Australian real estate agents. Unlike other law firms, we are focused exclusively on tackling the challenges faced by clients in the real estate industry. If you are looking for lawyers that ‘get’ what it is like to be in the real estate industry – then look no further.

As a specialised firm, we provide advice tailored to our clients to achieve their objectives effectively and efficiently. We are genuinely interested in helping our client’s future proof their relationships with their clients, partners, and staff to create a legally unbreakable agency. We have a history of solving complex legal issues by developing smart, on demand solutions.

Our team is committed to helping real estate agencies and business owners in maximising their value, achieving successful expansion, protecting their business and personal assets, and planning their exit strategies effectively. We offer a range of services that cover everything from starting up new agencies and setting up business structures, to buying and selling rent rolls and shares, to sorting out your business relationships, to providing guidance on privacy structures and requirements, to working with you to build and protect your brand - all so your business is profitable, secure, and legally compliant.

We are dedicated to providing innovative and effective solutions that cater to all agencies, regardless of their age, size, or budget - because we aim to do lawyering differently.

The Real Estate Agents’ Lawyer.

At O*NO legal we want to make an impactful contribution to the real estate industry by working with real estate agency and property management principals to shield their assets, future proof their relationships, expand faster, and plan effective exit strategies so that they can create a valuable asset that is there for them tomorrow.

Why We Do What We Do.

You’re In Good Hands –
Meet Our Team.

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Jonathan has a special passion for both the real estate industry and the legal industry.
Jonathan has been a lawyer for 13 years having headed up his own medium sized firm, as well as having worked for a large national firm as a commercial and property lawyer, and from 2018-2021, he took a break from full-time lawyering, during which time Jonathan was a partner and Director of a busy Victorian real estate agency. As a former Licensed Real Estate Agent who has been on the ground with the same challenges his clients face, Jonathan brings rare, real-world insight into every matter he handles.⁠
After having sold a large portion of his real estate business in late 2021, Jonathan moved back into full-time legal practice blending his love of the real estate and legal industries.
Jonathan has wide experience in commercial law, including asset sales and purchases such as rent roll transactions, business and personal succession planning, and property related matters such as commercial leasing, residential and commercial property developments and conveyancing matters. During his time running his own agency, Jonathan looked after all aspects of the business, but with a special focus on managing the commercial property portfolio of the agency.
Jonathan holds a Bachelor of Laws from La Trobe University and a Bachelor of Arts from the University of Melbourne, and is a Graduate of the Australian Institute of Company Directors. He is a current Victorian Licensed Estate Agent. He enjoys using his skills to help his local community, and currently sits on two pubic boards, one in Victoria and one in New South Wales.
Jonathan loves to travel with his wife and family, spending time with his kids, watching the footy and cricket, going scuba diving, walking his sausage dogs and hitting the gym.

Jonathan Green.

Partner, O*NO Legal

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Kristen Porter is dedicated to finding better ways of doing things in the legal industry. Having started her legal career almost 15 years ago, Kristen has practiced in private firms, headed up in-house real estate and development legal teams, and worked beside real estate agencies in the trenches. Breaking away to start her own firm, she vowed to find a better way of delivering legal services and adding value to her clients.
Born into the real estate industry as a third generation she has a passion for it that no other lawyer has. Kristen is genuinely dedicated to providing innovative, tailored, and all-encompassing legal services to real estate agencies. Unlike other lawyers who get stuck on risk management, Kristen harnesses opportunities to help agents expand faster. She excels at helping agencies grow through strategic acquisitions of rent rolls, sales, and shares in companies. She has a proven track record of heading up privacy crisis response teams and successfully guiding them through their privacy breaches whilst protecting their brands in the process. Kristen was also the General Counsel for several real estate and property-based businesses and enjoys being intricately involved with her clients.
Kristen is an expert in business and privacy law for the real estate industry. She is also regularly helping agencies buy and sell rent rolls and getting them ready for sale. Kristen assists with shareholder agreements, especially when clients want to offer equity to employees. She also works with clients on matters regarding their employment law needs, commission arrangements, profit shares, franchising, and all things business and privacy.
Kristen holds a Bachelor of Law and Bachelor of Commerce from University of New England.
Kristen is also enthusiastic about the moving world of communication and has no problem talking for hours on end about digital marketing. She is also always striving to continue her learning as a person, lawyer, and as a business owner. She believes that without learning there can be no growth. In pursuit of this, Kristen aims to help others just like her through business coaching/mentoring.
Outside of work, Kristen is a keen traveller wanting to see the world and is a self-proclaimed crazy chicken lady hatching chickens and collecting eggs. Kristen has also spent most of her life, and continues to be, involved with Fleece to Fashion, a community based not-for-profit dedicated to celebrating Australian Merino wool.

Kristen Porter.

Partner, O*NO Legal

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Luke joined O*NO Legal in 2023 as one of our newest Lawyers.
Luke has worked in the legal industry since January 2020 and has practised as a Lawyer since being admitted in November 2021. After gaining a solid foundation in conveyancing, succession law and most facets of commercial law, Luke is keen to further hone his knowledge and skill helping real estate agencies succeed.
Luke also has a keen interest in technology and how it can be harnessed to improve the delivery of legal services - for both lawyer and client. Luke holds a Bachelor of Laws from the Queensland University of Technology as well as a Graduate Diploma in Legal Practice from the College of Law.
Outside of work, Luke is weightlifting, running, and reading history.

Luke Shumack.

Partner, O*NO Legal

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Rumesha joined O*NO Legal in its early days as a paralegal. She has since earned her Bachelors of Law with First Class Honours and Bachelors of Marketing Communications.
With a keen interest in digital media and intellectual property law, she finds herself immersed in all the creative, technical, and artistic aspects of the firm. She has an unusual fondness for research tasks and takes pleasure in getting lost in new topics for hours on end.
When she isn’t working or studying, Rumesha can be found making a mess in the kitchen, hiding away to finish a good book, or lost in anything true crime.

Lawyer & Marketing

Rumesha Kashif.

Coordinator, O*NO Legal

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Nathan has a genuine passion for property and the real estate industry, backed by over a decade of hands on experience inside agencies and development projects.
Having worked closely with residential and commercial property transactions, as well as minor developments ranging from 3 to 14 dwellings, Nathan understands the commercial realities behind every deal. He has dealt directly with compliance requirements, planning issues and regulators, giving him practical insight into the challenges his clients face.
Nathan has a strong interest in property and real estate law, along with commercial transactions including business to business dealings, contracts, the buying and selling of businesses and business assets, and compliance matters. He enjoys working with engaged and proactive clients who value collaboration and trust professional guidance. Nathan believes the best outcomes are achieved through long term relationships built on clarity, trust and shared expectations.
Nathan holds a Master of Laws (Juris Doctor) from Monash University and a Bachelor of Arts from La Trobe University. He also holds an Agents’ Representative Certificate from the Real Estate Institute of Victoria.
During his time in the industry, Nathan received multiple five star reviews on realestate.com.au and ratemyagent.com.au and was the 2022 Residential Marketing Award winner with the Real Estate Institute of Victoria.
Outside of work, Nathan enjoys spending time with his two daughters, heading to the beach in Sorrento, playing golf, following the Collingwood Football Club, and hosting backyard BBQs with friends and family.

Nathan McNamara.

Lawyer, O*NO Legal

Gwyneth Green.

Practice Manager

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Melissa is currently pursuing a law degree and is passionate about applying her knowledge in practical, real-world settings. She is motivated by the opportunity to translate her studies into meaningful outcomes and to continuously develop her skills. She enjoys taking on challenges, learning new concepts, and finding ways to apply her knowledge in ways that make a real difference.
Previously, Melissa owned and operated a construction company alongside an interior design business, where she managed quoting, invoicing, client communications, and day-to-day administrative operations while overseeing projects. Balancing these responsibilities while raising three young children strengthened her organisational and time management skills, as well as her ability to remain calm and focused under pressure.
She brings a client-focused approach, professionalism, and respect for confidentiality, along with a dedication to building client trust. She values delivering quality outcomes, fostering trusted client relationships, and consistently achieving results. Her background has instilled in her a strong work ethic, attention to detail, and a commitment to providing a personalised and personable service.
Outside of work, Melissa enjoys reading, gardening, and cooking, as well as cherishing time with her children, supporting their sports, and watching them grow into wonderful individuals. She also loves sharing good food and laughter with her partner and friends, appreciating the simple things in life.