Tim O'Callaghan

Tim Donlan is the founding partner of the boutique South Australian private client law firm Donlan Lawyers. Donlan Lawyers has offices in Adelaide and in Victor Harbor in South Australia. Tim is recognised in Best Lawyers for his practice in Trusts and Estates and Wealth Management and Succession Planning. Tim practices primarily in the areas of wills and estate planning. He specialises in complex estate planning including trust establishment and succession, wills incorporating testamentary t...

Geoff specialises in construction and engineering matters and regularly advises on the preparation of construction contracts and significant building and construction disputes for a number of large contractors, property owners, and government. He has experience in a wide range of building and construction disputes including claims under security of payment legislation, professional negligence claims against consultants, variation claims, time related claims and claims with respect to defectiv...

George is a taxation and transaction advisory specialist. George acts for a range of clients in relation to their obligations under federal, state and international taxation systems, corporations law and regulatory matters in various sectors including government, funds management, financial services, energy & resources, agriculture, property development and not for profit. George advises private, public, government and not for profit clients on taxation matters, structuring, mergers and a...

Brett Cowell is a founding partner and the Chairman of Cowell Clarke and is a Director of the firm’s Corporate and Commercial team. Brett’s passion for science, technology, and innovation has enabled him to support corporate and business clients in growing and protecting their tangible and intellectual property assets. Brett has very broad-based experience, with a particular interest in advanced manufacturing, defence, ICT, life sciences and technology businesses on a national and...

Tom has expertise across the firm’s practice areas of property development, town planning, infrastructure and projects, pollution licensing and environmental approvals, water and natural resources, land valuation and compensation for compulsory acquisition, liquor licensing, real property and local government and administrative law. Having spent nearly 15 years practicing exclusively in these areas, Tom is widely recognised as a leader in the field. He has advised on a vast spectrum of ...

Matthew Fuss is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation. Matthew, who practices law in Adelaide, Australia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew is held by other top lawyers in the same geographic and legal practice area.

As a highly skilled commercial lawyer Tim advises clients on efficient and effective business structures that facilitate access to the capital necessary for growth or acquisition. Capital Structuring extends to business restructuring whether solvent or insolvent and to enable generational business succession or exit. Tim provides pragmatic advice that has seen him develop key client relationships across a range of industries including manufacturing, construction, agri-business, technology, to...

Adam Crittenden is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Law, Leasing Law, Real Property Law and Retail Law. Adam, who practices law in Adelaide, Australia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adam is held by other top lawyers in the same geographic and legal practice area.

Richard Wood is a top attorney recognized by Best Lawyers in the practice area(s) of Construction / Infrastructure Law, Insurance Law, Legal Malpractice Litigation and Personal Injury Litigation. Richard, who practices law in Adelaide, Australia, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Richard is held by other top lawyers in the same geographic and legal practice area.

Bianca is a corporate lawyer, specialising in mergers and acquisitions, foreign investment and corporate governance. Her practice also involves providing general corporate and commercial advice to clients across the lifecycle of their businesses. She has positioned herself as a trusted advisor to many Australian and international clients. Her clients appreciate her pragmatic, strategic approach and ability to dissect complex issues and deliver timely commercial solutions. Over her career, Bia...