Expert Tax Agents

& Accountants

in Blacktown NSW

Our qualified tax agents and accountants in Blacktown,

Camden, Illawarra, the Southern Islands, and Sydney, NSW,

provide bookkeeping and accounting services that are

accurate, clear, and focused on growth.

Our Offices:

  • Sydney
  • Camden
  • Blacktown
  • Illawarra
  • Southern Highlands

Our Business Grows Stronger Through Smart Tax Acquisitions

W Advisory has built up its network by buying and merging trusted local businesses, bringing together decades of experience under one brand. This gives our clients access to a broader range of accounting and bookkeeping services, financial planning, and business advice, all in one place.

What Services We Offer

We don’t just check things off a list.
We fix problems before they cost you money.

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Bookkeeping

Stay Organised. Stay focused. Stay in control.

Our bookkeeping and accounting services are correct, follow ATO rules, and are made for business owners and professionals. We carefully keep track of your books, payroll, BAS, and cash flow so that you can grow with confidence.

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Tax Advisory

Innovative strategies, simplified.

Our tax agents in Blacktown make tax plans that are proactive and compliant, which means they legally lower your tax bill and help you get your finances in order. We make plans that work for your business, whether it’s a company, a trust, or a sole trader.

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Tax Returns

Fast, accurate, and stress-free.

We quickly file tax returns for both people and businesses, and we make sure they follow all of Australia’s tax laws. Our Blacktown, NSW accountants file your returns on time, so you get the most money back and don’t have to worry about penalties.

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Tax Minimising Strategies

Proactive planning. Zero last-minute scrambles.

By doing proactive analysis, we find legal ways to lower your tax bill. With clear, honest advice from a financial advisor, our experts use tried-and-true methods to keep your business lean and financially sound.

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Tax Compliance

Stay fully compliant with Australian tax regulations.

Our team makes sure you follow all the ATO rules, from BAS and IAS to payroll and superannuation. We take care of the details so you can focus on your business.

Our Story

In 2012, William Wong started W Advisory. Since then, it has grown from a small business to one of the most trusted tax and accounting firms in Blacktown, New South Wales. What started as a dream to provide honest, client-centred tax solutions has turned into a network of skilled tax agents and accountants in Blacktown, Narellan, and all over New South Wales who give excellent service in every case.

Over the years, we’ve grown by making smart purchases and adding specialised teams and systems that help our clients get better results. This growth has made it easier for us to provide tax planning, compliance, financial structuring and accounting and bookkeeping services all in one expert-driven way.

A Chartered Accountant and Registered Tax Agent in Blacktown at W Advisory helps every client keep their business in line with the law and ready for the future. Our team has a lot of experience with business taxes, investment structures, wealth management, and strategic planning, so we are the best choice for reliable accounting and financial advice in Western Sydney and beyond.

We are proud to be a trusted accountant in Blacktown and Narellan, NSW, where we use our deep knowledge of finance to help people. Our goal is the same whether you’re a business owner trying to get the best tax situation or an individual looking for better financial advice: to help you build lasting success, security, and generational wealth through precise and proactive advice.

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Access to a Trusted
Specialist Network

We work with experts to find solutions to tough problems through our partnerships with:

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  • Business Strategists
  • Buyers’ Agents Lawyers
  • Marketing Experts
  • Financial Planners
  • SMSF Specialists

Trusted by Professionals, Startups, and National Brands Since 2005

Why Choose Us

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20+ Years of Proven Expertise

Our senior staff have decades of experience providing tax and accounting services in Blacktown, NSW that are accurate, compliant, and ready for the future.

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Financial Solutions for the Whole Business

We offer both accounting and bookkeeping services as well as wealth and tax planning. This helps you balance your business goals with your personal financial goals.

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Five Offices, One Team

You can get help from people in Blacktown, Narellan, Camden, Illawarra, and the Southern Highlands, as well as from experts in the central office.

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Tax Structuring That Works

Our minimised tax strategies are legal, well-researched, and lower risk while improving long-term financial performance.

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We Fix What Others Get Wrong

A lot of people come to us after getting bad advice or making mistakes with their lodgings. We fix problems, make sure your finances are in order, and make sure they will be in the future.

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Highly Responsive, No-Nonsense Service

People know us for our quick responses, clear communication, and real results. We don’t use jargon or add stress; we give you accurate advice from professionals you can trust.

What Clients Say

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We will help business owners and
professionals overcome the burden of
poor tax advice, and inefficient structures

by delivering tailored strategies
that are compliant, minimise tax
and are structured to create
generational wealth.