Ariana is a leading criminal law firm based in Sydney, Australia and provides broad-based services in all facets of criminal law and in all jurisdictions. The firm has represented clients in many landmark decisions and has established general principles across the full spectrum of the serious criminal charges.

The firm represents clients charged with murder, tax and corporate fraud, kidnapping, sexual assault, people smuggling, major drug importation and distribution, money laundering, and in related fields such as assets confiscation, as well as the more routine offences of assault, domestic violence and drink driving etc.