Our Values & Mission
Meet the team
Definitiv is home to a dedicated collection of developers, industry experts and customer relations wizards.
Roy Mellon is the Founder and Chief Executive of the Definitiv Group. Roy is passionate about offering companies a modern, efficient and better alternative to people management.
Roy Mellon
Chief Executive
As Non-Executive Director, Rhett Tregunna lends his wealth of business and entrepreneurial experience to help drive the commercial growth of Definitiv.
Rhett Tregunna
Non-Executive Director
Mathew Paine is the Director of Human Resources at ICC Sydney. Mathew has over 18 years of senior Human Resource Management experience within the private and not for profit sectors in both Australia and the U.K.
Mathew Paine
Non-Executive Director
Tyson Stolarski has led the development team for five years and is responsible for bringing the vision for Definitiv to life.
Tyson Stolarski
Chief Technology Officer
Tania Cole spearheads the operations for Definitiv. With over ten years in the payroll profession, Tania has developed unparalleled skills and knowledge in payroll management.
Tania Cole
Operations Manager
Rebecca Mancini is responsible for overseeing the sales, marketing and partner program at Definitiv. She is most passionate about developing strategies to enhance the customer experience.
Rebecca Mancini
Business Relationship Manager
Awards & Memberships
Working Spirit
As an equal opportunity employer, we encourage diversity in the workplace. We are a proud supporter of Working Spirit, a not-for- profit organisation helping veterans to find rewarding employment.
General Sir Harry Chauvel Foundation
The General Sir Harry Chauvel Foundation was created in honour of General Sir Harry Chauvel, his achievements and his strong values. Through education and commemoration, the Foundation seeks to inspire future generations of Australians.