Welcome to Wise McGrath
Wise McGrath is a leading commercial services company that specialises in providing an innovative range of support services to major Australian and international organisations.
Wise McGrath was founded in 1984 as a direct result of an identified need for a high quality, professionalised service within the legal and mercantile field services and investigative markets. With the mission of providing a highly ethical, personalised customer-centric service offering, Wise McGrath set out to build long-term, mutually beneficial business relationships.
Over more than 25 years, the company has evolved and grown to become one of the largest and most successful organisations within the commercial support services industry, delivering a comprehensive range of services including, legal and mercantile field services, legal support, debt collection support, investigation & background screening and security risk services.
Wise McGrath’s success is built upon a foundation of delivering integrated, tailored service solutions. By working as a partner, Wise McGrath provides clients with access to expertise and innovation, superior personalised service and technical excellence. It is this flexibility and professionalism that sets Wise McGrath apart from the competition.

