Matthew Castley

Gemma Chadwick is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Planning and Environmental Law. Gemma, who practices law in Brisbane, Australia, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gemma is held by other top lawyers in the same geographic and legal practice area.

Glenn O'Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Trade Law. Glenn, who practices law in Brisbane, Australia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Glenn is held by other top lawyers in the same geographic and legal practice area.

Justin Marschke Principal Cowen Schwarz Marschke Lawyers E: jmarschke@csmlawyers.com.au D: 07 3210 3542 M: 0410 096 815 F: 07 300 300 33 A: Level 8, 300 George Street, Brisbane Qld 4000 P: GPO Box 345, Brisbane Qld 4001

David Grace is a top attorney recognized by Best Lawyers in the practice area(s) of Agriculture and Rural Affairs, Commercial Law, Competition Law, Corporate / Governance Practice and Corporate Law. David, who practices law in Brisbane, Australia, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

Mark Lyons is a top attorney recognized by Best Lawyers in the practice area(s) of Leasing Law and Real Property Law. Mark, who practices law in Brisbane, Australia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark is held by other top lawyers in the same geographic and legal practice area.

Wendy brings more than 25 years of experience in the development industry, first as a town planner and later as a planning and environment lawyer. She advises developers, government agencies and resource sector clients on complex planning and infrastructure matters, with expertise spanning planning litigation, statutory and strategic planning, infrastructure planning and agreements, and cultural heritage. Wendy is recognised for her ability to deliver exceptional planning outcomes through str...

Sean has practised in insurance litigation since 1992, acting on behalf of defendant insurers and self insured across the CTP, workers' compensation and public liability regimes. This has included providing advices on the interpretation of legislation and policy submissions on the strategic operation of schemes. Sean has also advised employers in respect of reviews of decisions by the Workers’ Compensation Regulator, and conducting and defending appeals challenging decisions under the Q...

Sarah is a Partner in our Planning and Environment practice and offers extensive experience in the areas of planning approvals, litigation and dispute resolution, together with many years of experience and a keen interest in environmental legislation and policy. Sarah provides front end advisory services, including project scoping, strategic planning advice and due diligence, through to representing stakeholders in planning and environment litigation, and assisting clients with environmental ...

Tony Park is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Motor Vehicle Law and Personal Injury Litigation. Tony, who practices law in Brisbane, Australia, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tony is held by other top lawyers in the same geographic and legal practice area.

Susie McNeil was called to the Queensland Bar in March 2007. She has been named in Doyle’s Guide as one of Queensland’s leading building and construction counsel for the past 9 years, from 2017 to 2025, and one of Australia’s recommended building and construction counsel for the past 8 years, from 2018 to 2025. From 2024, Susie was named in the 17th Edition of The Best Lawyers in Australia for her expertise in commercial law, insurance law and litigation. In the 2026 Edition...