Registered Tax Agents · ASIC Agents
Tax, accounting & advisory built for business growth
Fixed fees, fully online, in English y español: from registering your company to running your bookkeeping, BAS, payroll and tax, one senior team serving businesses from Sydney to Perth.
Business consultations · No obligation · English y Español
Where is your business today?
Two ways we can help right now
Set it up right from day one
Sole trader or company? ABN, GST, business name? We advise on the structure, register everything correctly and leave you ready to invoice, with a compliance plan included.
Explore Business Setup Running a businessHand over the numbers, keep the control
Bookkeeping, BAS, payroll, company tax and advisory in one fixed monthly package, with reports you understand and a team that answers when you call.
Explore Accounting ServicesWhat we do
Services built around growing businesses

Company & Business Registration
Your Pty Ltd with the right structure, ACN, ABN, GST and compliance calendar, usually same-day.
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Small Business Accounting
Your complete finance function in one fixed monthly package: books, tax, compliance and advice.
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Bookkeeping & Payroll
Accurate books in Xero and payroll that runs itself, kept current by one accountable team.
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BAS, IAS & PAYG
BAS prepared and lodged on time by a registered agent, from $200. GST credits reviewed every cycle.
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Business Strategy & Advisory
Profitability, cash flow and growth decisions backed by your real numbers and a specialist beside you.
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Individual Tax Returns
From $170, fully online, prepared and lodged by registered tax agents. No appointment needed.
File My Return Now
Why MAS
Tax expertise and legal precision, in the same team
MAS combines a registered tax agent and ASIC agent with a law-trained chartered accountant. Your structure, your tax and your compliance are designed together, not patched separately.
- Senior specialists on every engagement, end to end
- Fixed fees agreed upfront, no surprise invoices
- Verifiable credentials: TPB, ASIC, IPA and CA ANZ
MAS Comunidad
¿Emprendes en Australia? Te lo explicamos en tu idioma
Guides and answers for foreign founders and Spanish-speaking business owners: from your first ABN to registering a company as a migrant, written by the bilingual team that does it every week.
Just need your personal tax return?
From $170 (TFN) or $200 (ABN income), fully online with a registered tax agent. Ten minutes to start.
Ready when you are
Tell us about your business. We'll map the next steps, free.
A focused session with MAS Advisory: your structure, your obligations and your opportunities, explained without jargon. In English o en español.
Or explore: Company Registration · Pricing · About MAS