Are you an individual?
I need help with my personal tax return or have tax-related questions (e.g investment property etc.)
Are you a sole trader?
I am a sole trader or in a partnership looking for bookkeeping or/and BAS lodgment and Tax support
Running a business?
I am a business owner or investor seeking expert bookkeeping, tax advisory and accounting services
Do you need advice?
I am unsure how to reduce my tax, structure my business for tax efficiency, or comply with tax laws
Contact Us Today
Welcome to TCBS Accounting & Advisory – Bookkeeping and Tax Services in Sydney.
Full-Cycle Accounting – Bookkeeping, BAS, Tax Lodgments and Tax Advisory Services – all in one place.
We are making financial management simple. Whether you’re an individual, a solo trader, or running a larger business, you can rely on our comprehensive services.
We understand that every situation is unique so we take a personalised approach rather than offering a one-size-fits-all solution. Choose the support you need and we will craft a solution that is perfectly suited to your circumstances.
Testimonials
Word of mouth is very important to me. Here is what some of my clients have to say.
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Very happy with the service. Everything is clear, accurate and on time.
Yekaterina Keenan
April 2, 2026Maria Rowecka is the regular weekly Bookkeeper for my Horticultural services company that has been in business for 23 Years. She is capable well beyond the tasks that I give... read more her and very efficient. She is focused on streamlining and automating as many processes as possible which is essential as we try to constrain overall costs. She is most definitely a standout operator.
Wayne Van Balen
May 9, 2025I had an excellent experience with Maria. She is very knowledgeable, professional and extremely pleasant. She is very well prepared and was able to give me advice on my particular... read more situation in a short time. Well done Maria, 10 out of 10
Anna Bandi
November 21, 2025It was my first time meeting Maria, she is extremely knowledgeable and helpful. Maria is friendly and professional, I would 100% recommend her services. I will be returning next year.... read more Thank you Maria.
Clare Manahan
August 29, 2025 -
Maria is extremely helpful, professional and with her attention to detail she was able to answer all my questions while providing the best possible advice. Easy to talk to and... read more I highly recommend her to anyone that needs help as she is incredibly helpful and attentive. Thanks for you help Maria!
Hio Lei
July 9, 2025When I started my online clothing and fasion jewellery business, I needed a professional to assist me with setting up the books, getting registered and manage all bookkeeping aspects. ... read more I found Maria so helpful and knowledgeable that I cannot thank her enough. She is very professional, detail oriented and responsive. I will be able to scale my business effectively with Maria's continuous support.
Valerie Karabanoff
August 13, 2023Maria was an excellent resource when it came to debunking tax jargon and answering questions I couldn't wrap my head around. She displayed attentiveness and professionalism to help resolve. Would recommend.
Khalid Ebrahimi
March 9, 2025I had an excellent experience with Maria. She assisted my wife and I to maximise our tax returns and she also helped us to finalise many years of returns that... read more had been missed in the past. I appreciate her attention to detail, patience and professionalism.
Daniel Saunders
September 26, 2025
Tax Services In Sydney
- Help you save time, so as a result, you can concentrate on your core business.
- Give you peace of mind, so you know that ATO requirements are met and paid on time.
- Bring your financial records to order – any document valuable to your business will be just one click away.
- Provide simple pricing you can budget for.
Bookkeeping services
- The books are properly organized and ready for the tax season.
- You have detailed track of your finances – you can check business health of your company at any time.
- You are assisted with any business-related questions – making sure that all your tax, payroll and other obligation are met and processed on time.
Digitalising your process
- Implementing software solutions and internal controls to streamline the business and enhance performance.
- Setting up your books with main accounting platforms.
- Keeping all your records in the cloud – no more shoeboxes.
All Major Software
- Implementing software solutions and internal controls to streamline the business and enhance performance.