Bookkeeping Services in London, ON for Small Businesses
If you’re looking for reliable bookkeeping services in London, St. Thomas or the greater South Western Ontario, let’s talk.
We’ll review your current setup, identify issues, and recommend the right level of support — no pressure, no sales pitch.
Reliable, CRA-Compliant Bookkeeping for London Businesses
If you run a business in London, Ontario and need dependable bookkeeping that goes beyond basic data entry, Topspin Finance Inc delivers accurate, cloud-based bookkeeping services designed for Canadian compliance and business clarity.
We help London business owners eliminate bookkeeping stress, stay onside with the CRA, and gain confidence in their financial numbers. We then sit down with you to tell you what those numbers mean and what you can do next. That’s what sets us apart from other bookkeepers.
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Our bookkeeping services are built for small and mid-sized businesses in London, ON that want consistency, transparency, and clean financial records.
Ongoing Monthly Bookkeeping
Transaction categorization and review
Bank and credit card reconciliations
Monthly profit & loss statements
Balance sheets and general ledger maintenance
GST / HST Bookkeeping & Compliance
GST/HST tracking and reconciliation
CRA-ready reporting
Filing coordination and audit support
Payroll Bookkeeping Support
Payroll reconciliation and reviews
Source deduction tracking
T4 and year-end payroll support
Bookkeeping Catch-Up & Cleanup
Historical bookkeeping cleanup
Fixing inaccurate or outdated records
Preparing books for accountants and tax filings
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We specialize in cloud bookkeeping software commonly used by Ontario businesses, including:
QuickBooks Online bookkeeping
Xero bookkeeping services
Wagepoint payroll integration
Dext and receipt management tools
Our technology-first approach ensures your books are accessible, secure, and up to date — anytime.
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Our London bookkeeping clients include:
Professional service firms
Consultants and independent advisors
Trades and contractor businesses
Incorporated small businesses
If your business is growing and your bookkeeping hasn’t kept up, we can help.
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Ontario and CRA compliance expertise
Accurate, audit-ready bookkeeping
QuickBooks Online specialists
Scalable support as your business grows
Optional financial advisory and CFO support
We focus on building clean, structured books that support smarter business decisions.
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Topspin Finance Inc supports businesses across London, Southwestern Ontario, and the province of Ontario. Our bookkeeping services are ideal for business owners who value accuracy, professionalism, and financial clarity.
Get Started with London, ON Bookkeeping Services
Topspin Finance Inc is a St.Thomas-based financial services firm supporting businesses across Canada. Our bookkeeping work is built to scale — whether you’re staying small or preparing for growth.
📍 Serving London, ON, St. Thomas, and the entire South Western Ontario