• Calculus Bookkeepers

    There is more to bookkeeping than just the numbers.

Our goal is to make you look forward to getting your financial results from Calculus Bookkeepers!


Monthly / Quarterly / Annual bookkeeping services. While you focus on your core business activities we will manage the admin and bookkeeping.


Preparation of tax returns. You will have total peace of mind that your compliance is taken care of. Let us help you legally save thousands of dollars on your tax bill.

Payroll administration

It is now easier and more affordable to keep accurate and compliant payroll records. We will help you even if you have only one employee.

All our clients get a complimentary monthly analyses of their financial data. Information is power and we will show you how to use this information to increase your sales, profits and cash flow.

It does not matter if you are staring out, self-employed or a have a 10-year-old business, we can help you.

Our focus is on your business

  • We will help you get more peace of mind, spend less time on admin and increase your cash flow.
  • Your business will get more information and savings on tax.
  • Get practical advice that will help your business grow and thrive.

Get access to all the industry secrets

  • Top tips to achieve more business success with less effort
  • More options when you plan your tax and financial future
  • Savings that will improve your cash flow

Bookkeeping made easy

  • We collect, sort and process all your invoices, receipts and bank statements
  • Growth strategies suggestions that are practical and achievable
  • Access to simple financial planning tools that is easy to implement and will deliver amazing results

Let’s get started …

We are looking forward to learning more about your business. We welcome all clients and are able to assist you in:

  • Newcastle,
  • Lake Macquarie, and
  • Hunter Valley


Brian Verwey

Brian Verwey

Brian is a dynamic entrepreneur with 20 years of accounting and tax experience. He has built a successful business on helping others succeed. Brian’s financial and strategic skills will bring a fresh approach to bookkeeping , financial management and growth to your business. Whether you starting out or been in business for years – he is your guy. Friendly, knowledgable and approachable, you will not regret bringing the Calculus team on board.

Can your business afford not to explore these great value propositions?

  • Mobile and flexible service offering – We will come to you
  • You will learn how to use the information you already have more productively
  • We provide the systems and can offer you cloud based solutions
  • You have nothing to lose, call us and claim your FREE 1-hour consultation
  • Always keeping your budget in mind – You can choose the billing method that suits your business best
  • We welcome all size businesses – No job is to big or to small
  • We have the talent, skills and expertise to help your business go to the next level
  • We do not deliver data; we provide feedback and analyses that provides insight and focus on key business drivers

Get in touch

We look forward to learning more about you and your business. For more information on how we can help you, leave your details below. We will call you and schedule a free 1-hour consultation.