GCA Lawyers acted for a farming business in a complex High Court claim involving alleged disease transmission from a key supplier. The matter resolved satisfactorily after a detailed factual investigation led by GCA established the evidential basis for liability, including through discovery applications, input from leading UK veterinary scientists, and information obtained from government agencies and third parties.

GCA Lawyers acted for the owner of a commercial building in an arbitration concerning end-of-lease reinstatement obligations. The owner obtained an award requiring the former tenant to pay six-figure reinstatement costs for fit-out works it had failed to complete under the lease.

GCA Lawyers successfully represented a Class 4 gaming society in a declaratory judgment regarding venue licence transfers under the Gambling Act 2003. The High Court ruled that corporate societies cannot withhold venue licence surrenders to impose a four-week stand-down period, reinforcing industry practice and ensuring fair competition. This decision clarified the obligations of corporate societies and upheld the rights of venues seeking to transfer gaming licences.

GCA acted in a major class action against Southern Response on behalf of around 3000 claimants, arising from alleged concealment of information relevant to Canterbury earthquake insurance claims. The case resulted in a historic first opt-out order and a settlement under which eligible class members recovered 100% of their assessed damages.

GCA Lawyers acted for a commercial property owner in a complex High Court insurance dispute involving multi-event earthquake damage, competing forensic engineering assessments and a seven-figure claim, achieving a negotiated settlement.

GCA Lawyers has acted for numerous Police officers in separate employment matters involving New Zealand Police from 2008 through to the present day, including personal grievances, disciplinary investigations, conduct complaints, whistleblowing issues, and related criminal, reputational, and media issues.