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About Exsentia

Exsentia is a boutique, hands-on tax and advisory firm in Melbourne, built on the belief that every client deserves personalised, dependable support.


Derived from the Latin phrase Ex Scientia meaning “from knowledge.” Our name reflects our commitment to delivering clarity, insight, and confident guidance. 


Our small but highly experienced team works closely with small businesses and professionals, offering friendly, approachable support that makes tax and accounting feel clear, manageable, and completely under control. We pride ourselves on being trustworthy, committed, and genuinely caring, ensuring every detail is considered and every client knows their finances are in expert hands.


Accounting and Tax 

Business Tax & Compliance

Ensuring your business meets all tax obligations accurately and on time, while minimising risk and maintaining full regulatory compliance.

tax Planning

Strategic guidance to structure your finances in the most tax-efficient way, helping you reduce liabilities and maximise future savings.

Forecasting & Budgets

Detailed financial projections and tailored budgeting support to help you plan confidently, manage cash flow, and make informed business decisions.

Virtual CFO

On-demand senior financial expertise providing oversight, reporting, and strategic direction without the cost of a full-time CFO.

Executive tax strategies

Specialised tax advice for high-income earners and executives, designed to optimise wealth, manage complex tax positions, and achieve long-term financial goals.

SMSF Accounting

Comprehensive administration, compliance, and reporting services to ensure your Self-Managed Super Fund is expertly managed and fully compliant.


OUR AdvisORS

Exsentia is led by Director and CEO Louie Kortesis, supported by a dedicated team of highly experienced advisors. 

Our team includes Paula Crotty, Taxation & Business Services Manager and Senior Accountant; Mark Konstanty, Senior Accountant; Tanya Bosanko, Senior Accountant; Sharan Kaur, Senior Accountant; and Gráinne Burke, Accounting Administration Services. 

Together, we bring a wealth of expertise to deliver reliable, forward-thinking accounting solutions for our clients.


We look forward to partnering with you.

Be Part of EXSENTIA

Become part of a close-knit, supportive team committed to helping clients feel confident and in control of their finances.