Alisha Robson CA

Practice Manager

Alisha has over 13 years’ experience in accounting, working in senior finance roles for major banks and international entities. She now oversees all work produced by the team and provides TINKA clients with the highest possible standard of reporting, management and quality assurance.


Chris Hewitt (Hon), BA, LLM, MBA

Director of Advisory

Previously a partner of a national commercial law firm and business advisor in the energy and resources sectors, Chris advises TINKA clients across a range of industries on financial management and developing business improvement strategies, including profit maximisation, cash management, staffing, business growth, modelling and accessing new markets.


Sylvia Yan CPA


A senior financial manager and accountant with over 12 years’ experience, Sylvia has worked across numerous industries, including the energy sector. Her specialisations include financial and management accounting, as well as system and process implementation and improvement.