Jeff Bell Accountant & General Manager
Jeff manages the accounting division of Oracle Advisory Group, where his passion for small business and wealth creation show in his work every day. His background in audit, taxation and advisory services allow him to assist clients of all ages in reaching their financial targets.
Jeff’s prior experience working within Big Four accounting firms all the way through to Newcastle-based industrial has equipped him with the unique skills required to help manage your finances. Outside of the office, Jeff has a passion for the water and enjoys a social game of tennis (or two!).
Sally Berthelsen SMSF Administrator
Sally has been working in the accounting industry since 2002. As a Chartered Accountant and SMSF Specialist, she enjoys helping clients navigate and understand the often complex SMSF and tax rules so they can be confident of their compliance with the relevant legislation.
Michael O’Brien Chartered Accountant
The Principal of the Oracle Accounting Erina, Michael O’Brien, has been in public practice for over 40 years, with experience in both large and small accounting practices, as well as a period spent as a financial controller in a commercial capacity.
Michael has significant experience advising clients on tax issues and has specialist skills for formulating strategies to develop a successful business. He holds a Bachelor of Business (UTS) and is a Chartered Accountant, TIA Chartered Tax Adviser and a registered Tax Agent.
Outside work, Michael enjoys spending time with his extended family.
Dona Pinkowski Senior Accountant
Dona has over 30 years accounting experience working across all aspects of accounting.
She thrives on helping all her clients, giving advice and support so they can achieve the best results and reach their business goals.
Outside the office, Dona splits her time between her family and her many craft hobbies.
Claire Hudson Receptionist
Claire has been working in the Accounting industry for 16 years. She is the welcoming smile at Reception in the Erina Office and enjoys helping clients with all their queries.
She has extensive administrative experience and assists all the accountants, providing day to day support as required.
Outside of work, Claire loves camping with family and friends, walking her dog and chilling out with a glass of wine.
Kay Laws Senior Accountant
Kay is a business and SMSF accountant at Oracle, with 11 years’ experience supporting local businesses in compliance, bookkeeping and tax.
She is a registered BAS Agent and assists many of our clients to improve their business processes and structures.
Outside of work, Kay loves to travel, 4WD and spend time with her friends by the water.
Rana Ashraf Senior Accountant
Rana has over 6 years experience in commercial & tax accounting.
Before moving to Newcastle, Rana was based in Adelaide where he managed a close-knit team of professionals.
Rana enjoys spending time with the family, cooking for his two children & wife and further studies.
Siobhan Simpson Accountant
Siobhan is a personal tax guru at Oracle Accounting, and also assists Jeff to manage the day-to-day team operations.
Siobhan joined Oracle in 2021, and with her prior experience in the mining industry, is acutely aware of the tax issues surrounding many local industries and businesses.
Outside of work, Siobhan has a keen interest in nutrition and health, paddle boarding and walking her Cavoodle, Yuri.
Warwick de Zwaan Chartered Accountant
The Principal of Oracle Accounting Gold Coast, Warwick de Zwaan, has been in public practice for over 15 years, with experience in Brisbane City, Gold Coast suburban practices, and two year’s in Bundaberg.
Warwick has vast experience advising clients on a variety of business and tax issues, and he also has a special interest in business structuring, asset protection, and Capital Gains Tax minimisation. He holds a double major Bachelor of Business from Griffith University in accounting and finance, and is a Chartered Accountant and registered Tax Agent.
Outside work, Warwick enjoys spending time with his family enjoying the Gold Coast and surrounds.
Shannon Crombie Accountant
Shannon has been working on the Gold Coast as an Accountant since 2015.
She enjoys working with small family owned businesses, assisting them with their business and personal goals.
Shannon comes from a background in bookkeeping and the construction industry, which helps me offer a step by step approach to helping clients manage the everyday needs of their business all while preparing for the future.
Outside of work, she loves spending time with her young family, drinking coffee, listening to music and relaxing watching a good movie.
Jason Chen Accountant
Jason is an Accountant at Oracle Accounting Gold Coast, he has been in public practice for over 10 years, with experience in Gold Coast suburban areas.
Jason a solid knowledge and experience advising clients on a variety of business and tax issues, and he also has a special interest in property management.
He holds a Master Degree of Professional Accounting from Southern Cross University and is a Certified Practicing Accountant.
Outside work, Jason enjoys sports and spending time with family and friends at Gold Coast.
Carolin Christian Bookkeeper
Carolin is a Oracle Bookkeeper, she has extensive experience working as a Bookkeeper for hospitality venues and running her own bookkeeping business.
She is also an expert payroll officer, where she enjoys working with clients to help them to obtain accurate and timely information to them and their accountant.
Outside of work, Carolin loves attending to her extensive gardens and watching beautiful sunsets on her farm.
Dani Hallam Receptionist / Administration
Dani started in the accounting and tax agent industry in 2021 after completing a Diploma in Accounting.
She is the friendly face at reception at the Gold Coast office providing day to day support.
Dani's previous experience in administration and the knowledge built from studies, she supports clients with all their queries.