Bookkeeping Mississauga

Professional Bookkeeping Services Mississauga

 At Source Accounting Professional Corporation, we provide comprehensive bookkeeping services to small and medium-sized businesses across Mississauga, Brampton, Oakville, Toronto, and throughout Ontario. Our chartered professional accountants deliver accurate, reliable financial record management so you can focus on growing your business.

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Professional Bookkeeper

Why Professional Bookkeeping Matters for Your Business

Financial statements and accurate bookkeeping form the foundation of sound financial management. These records are essential not only for monitoring your business health but are required by the Canada Revenue Agency (CRA), business partners, lenders, and potential investors.

Inaccurate or inconsistent financial data leads to poor business decisions and exposes you to serious risks including CRA penalties, non-compliance with provincial regulations, banking issues, and lost opportunities. Professional bookkeeping services ensure your financial records are accurate, compliant, and actionable.

Our Accredited Quick Book Certification!

Our Comprehensive Bookkeeping Services

Source Accounting Professional Corporation offers tailored bookkeeping solutions for Ontario businesses:

Core Bookkeeping Services

Financial Statement Preparation

  • Monthly, quarterly, and annual financial statements
  • Balance sheets and income statements
  • Cash flow statements and analysis
  • Custom reporting for stakeholders

General Ledger Management

  • Complete general ledger entries and maintenance
  • Chart of accounts setup and optimization
  • Transaction categorization and coding
  • Month-end and year-end close procedures

Bank Reconciliation Services

  • Daily, weekly, or monthly bank reconciliations
  • Credit card reconciliation
  • Detection of discrepancies and errors
  • Petty cash management

Accounts Payable Management

  • Vendor invoice processing and verification
  • Payment scheduling and processing
  • Vendor relationship management
  • Expense tracking and reporting

Accounts Receivable Services

  • Customer invoicing and payment tracking
  • Collections management
  • Aging reports and analysis
  • Revenue recognition

Payroll Management

  • Employee payroll processing
  • T4 and ROE preparation
  • Compliance with provincial and federal regulations
  • Integration with accounting systems

GST/HST Filing

  • GST/HST calculation and filing
  • Input tax credit optimization
  • Compliance with CRA requirements
  • Remittance management

CRA Remittances

  • Payroll remittances (CPP, EI, income tax)
  • GST/HST remittances
  • Corporate tax installments
  • Filing deadline management

T4/T5 Issuance

  • Annual T4 slip preparation and filing
  • T5 and other information returns
  • CRA submission and employee distribution
  • Year-end tax compliance

Flexible Service Delivery Options

We understand every business has unique needs. Choose the service frequency that works for you:

  • Monthly Bookkeeping: Ideal for most small to medium businesses
  • Quarterly Bookkeeping: Perfect for seasonal businesses or lower transaction volumes
  • Annual Bookkeeping: Suitable for very small businesses or startups
  • Custom Schedules: Tailored to your specific business cycle

We provide all these services at the most affordable rates, and that too, at the frequency of your choice. You can choose to get these services monthly, quarterly, or even on an annual basis.


We also offer cloud-based accounting services using QuickBooks Online (QBO) if requested, allowing you to access your books from anywhere, including your home, office, or overseas location. We can also keep backup and supporting documents and invoices in case of a CRA audit.

Ready to take your financial goals to the next step? Simply get in touch with us! Sit back, relax, and we’ll take care of everything.

Benefits of Choosing Source Accounting for Bookkeeping

Choosing the right bookkeeping services and accountants in Mississauga for your business is one of the most important decisions you will have to make. Here are a few of the benefits you’ll get by selecting Source Accounting as your trusted bookkeeping firm

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Boost Your Business Management

We provide the best bookkeepers for your small and medium-sized businesses who can help you organize your account books and create financial reports. We also help you analyze the information so you can make informed decisions.
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Focus on Other Important Business Aspects

You can sit back and relax, knowing that this part of your business is being handled correctly. You can use those precious hours to concentrate on other aspects of your business to boost performance.

Assistance in Identifying Areas of Improvement

At Source Accounting, we can help you to effectively control your spending and understand where your money is going. This makes it possible to calculate your profit margins precisely and identify if there is room for improvement.

Combining Reliability and Excellence

Reliable and accurate bookkeeping is vital to the financial management and success of any business. However, not a lot of companies have efficient bookkeeping, making them fall behind in the market as well as revenue generation. But you don’t need to worry; we’re here to help!

At Source Accounting, we’re a team of professionals dedicated to providing you with the most accurate and reliable accounting and bookkeeping services in Mississauga, so your business doesn’t lag behind by any chance. Our decades of experience giving financial statements and bookkeeping services span dozens of industries, including IT, real estate, medium-sized businesses, and start-ups.

Combining Reliability and Excellence

Why Choose Us

1. Timely Financial Reporting

From cash flow statements and balance sheets to income statements, we do it all, giving you all the information you need to gain visibility into your business performance around the year

2. Personalized Relationships

We value our relationships with our clients and place them at the heart of our business. We understand that every client and their business needs are unique, and that’s why we have a personalized approach for every single one of our clients. 

3. Efficiency Through Technology

We use the latest tools and software that aids us in keeping our data accurate. And with Quick Books Online, we enable you to have access to your financial information anywhere and anytime.

Boost your productivity and up your financial game by hiring reliable bookkeeping services Mississauga today!

Our Other Service Areas

Committed to providing premium quality services at a minimum price, we provide professional tax accounting services in other areas too.

Ask Us Anything. anytime.

Our office is conveniently located at Square One, Mississauga

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