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Our Team

Michel Zerella

Michel has over 25 years’ experience in taxation and accounting and holds several industry accreditations. Making a difference and simplifying peoples lives is important to Michel and meeting with clients and better understanding all facets is why he enjoys what he does.

So what does Michel do on his time off?

“I try and get to the footy as often as possible and enjoy spending time at our beach house in Victor Harbor.”


Josh Snelling

Josh joined the MasterTax team in late 2018 as an Accountant after working in central Queensland for 4 years. Josh specialises in small business and individual tax returns.

So what does Josh do in his time off?

“I play football and tennis in my spare time. I also enjoy spending time with my friends and family.”


Bianca Jaensch


Bianca joined the team in 2021. She is a dedicated and passionate Client Manager with 12 years experience in public practice helping small to medium businesses and family groups grow their business and succeed. Bianca is committed to providing an excellent and memorable service to ensure all clients meet their desired outcomes and goals, helping achieve client success brings me great satisfaction.

So what does Bianca do in her time off?

“Trying new restaurants and places to wine and dine with my husband is a favourite past time. I like to indulge in the finer things life has to offer.”


Tess Mangahas

Tess joined the team at MasterTax mid-July, 2018. After graduating from the University of Adelaide with a degree in commerce, Tess has worked as a Tax Accountant for 20 years with CPS Credit Union, Eastwoods Tax and Accounting, Beyond Bank Tax and Accounting Services and Caveo Partners.

So what does Tess do in her time off?

“My interests include gardening, Zumba classes and pilates.”


Rohan Richards


Rohan has over 25 years’ experience as an accounting professional in the area of audit and taxation having worked for multiple large international 2nd tier firms. He is a Fellow of the Chartered Accountants Australia and New Zealand and is a CA SMSF specialist, assisting clients with technical knowledge and understanding. Rohan is highly experienced in the audit of Self-Managed Superannuation Funds.

Placing great emphasis on building good client relationships, Rohan believes the client is number one.

So what does Rohan do in his time off?

“I am interested in travel and love bush walking in nature parks.”


Cathy Zerella

Cathy has been in the finance and accounting industry for over 30 years. Cathy is the friendly voice on the phone and the key touchpoint for MasterTax clients.

So what does Cathy do in her time off?

“Spending time with my three kids is always fun. I love dining out and trying new restaurants as well as some retail therapy.”


Louise Urizar

Louise joined MasterTax in early 2018. She worked previously in customer service and also volunteered for six months with the ATO.
“I enjoy being able to assist wherever possible by consistently learning and adapting to the needs of our clients and the team.”

So what does Louise do in her time off?

“I love to spend time with family and also in the hills with friends”.