About us

AHST Business Services PTY Ltd

Learn about AHST Business Services – your trusted team for tax advisory, IT consulting, and mortgage brokering in Sydney. Supporting Australian individuals and SMEs.

At AHST Business Services Pty Ltd, we bring together more than 45 years of combined professional experience to offer trusted, end-to-end solutions in tax, technology, and home finance.

Headquartered in Sydney and servicing clients across Australia, we are a multidisciplinary team of professionals with deep expertise in accounting, financial planning, IT services, and lending solutions. Our mission is to empower individuals and small-to-medium enterprises (SMEs) by delivering practical, reliable, and results-driven support.

Whether you’re navigating complex tax obligations, seeking to secure your digital infrastructure, or looking to finance your dream home, our team is committed to helping you achieve peace of mind and financial success.

Why Choose AHST?

Meet the Experts Behind AHST Business Services Pty Ltd

Ahsha Ramachandran

Registered Tax Agent & Senior Tax Accountant

With nearly 20 years of experience in Australian taxation, corporate compliance, and financial reporting, Ahsha provides trusted guidance for individuals, SMEs, and investment entities.

Her expertise spans:

BAS, GST, FBT, PAYG and SMSF compliance
Capital Gains Tax (CGT) and trust taxation
Corporate tax strategies and ATO audits
International tax reporting (CbC, AMIT, TOFA)
As a Registered Tax Agent and Fellow of NTAA, Ahsha takes a client-first approach to ensure clarity, compliance, and confidence in every financial decision.
📧 Email: ahsha@ahstbiz.com.au
☎️ 0411 202 101

Haran Ramachandran

ICT Consultant & Cybersecurity Specialist

Haran brings over 25 years of experience in IT infrastructure, cybersecurity, and digital transformation across logistics, enterprise, and public-sector environments. He specialises in: ICT strategy and project management IT asset lifecycle, ServiceNow & NinjaOne ISO 27001 security audits and Essential Eight Cloud and infrastructure design (AWS, Azure, M365) Haran helps businesses optimise operations, mitigate cyber risks, and scale confidently with reliable technology solutions.
📧 Email: haranaus@gmail.com 
☎️ 0419 980 529

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