About us

Our goal is to simplify your life when it comes to taxes.

Why Choose ABA Tax

We are in the business of people. We work closely with people to develop long standing relationships alongside products and services that add real value.

Meet our Team

We care about you and your individual needs, and have a solid reputation for service.  Our Team are determined to help each client reach their goals, whatever they may be.

Steven Coelho

B.Com Accounting, CA.
Proficient in MYOB, XERO and invoicing.

Steven is a Chartered Accountant with over twenty years of experience in Business Services, Taxation and Self Managed Super Funds. Steven is a skilled communicator and collaborator, with a track record of building strong relationships with his clients and driving results.

Tim Kane

Tim Kane

Bachelor of Business (Accounting), Graduate Diploma in Finance and Investment, Diploma of Financial Services (PS146)

With over 25 year’s experience in public practice I have worked alongside clients from almost every industry and love nothing more than using my expertise to deliver solutions well beyond traditional accounting processes. I believe in lifelong learning and always endeavour to empower others with information that will assist them make more informed decisions. As a senior tax accountant and finance professional I am proficient across businesses of all shapes and sizes and have an in-depth knowledge of corporate structures.  I enjoy problem solving, have an eye for detail and a passion for inner balance. Naturally I love yoga.


Sophia Li

MBA, Bachelor of Business (major in Accounting) and fluent in Mandarin. Proficient in MYOB, XERO, Elite, Software Assist & more.

Dedicated business administrator, assistant Accountant and certified bookkeeper with a love for processes and a passion for people. Fluent in Mandarin and an exceptional eye for detail. As an MBA and accounting graduate with hands-on experience in a huge assortment of accounting software solutions I am flexible and adaptable to manage a diverse portfolio of small businesses with various needs. From general bookkeeping, BAS and payroll to full administration, reporting and process review; my role is to ensure clients have efficient, reliable and cost-effective solutions to all their small business needs.

Kim Callahan

Advance Diploma of Accounting, Xero Certified and hands-on administrator with wide-ranging experience in bookkeeping, BAS, IAS, Superannuation and ATO negotiations.

Administration and bookkeeping extraordinaire with a passion for people and all things business. I’m the first point of contact for ABA and love nothing more than assisting clients promptly and professionally with any queries they have.

With over 10 years’ experience in private practice, bookkeeping and administration you can be confident your company is in good hands. I have a diverse understanding of business practices and take pride in adding real value to the services we deliver.

There is no task too big or too small that I won’t tackle head on. I am extremely competitive and love to win. I definitely bring that winning attitude to work and thoroughly enjoy negotiating with the ATO to deliver the best possible outcomes for clients when they need it most.

Contact us to speak to a team member today!