



Accountants ROOTED In Growing Your Business!
Business Accounting | Monthly Bookkeeping | Tax Strategy | Payroll
Reduce taxes, stay compliant, and scale with expert financial guidance
Get In Touch With An Expert
Get In Touch With An Expert
Happy Clients
30+
Years of Combined Tax & Accounting Experience
Client Satisfaction Rate
At Debbie Sitzer Professional Corporation., we specialize in serving Oakville & the GTA best small and medium size businesses with expert tax planning, audit defense, and full-cycle bookkeeping. Our team understands the financial nuances of your business — from incorporation to CRA compliance. Let us be your financial backbone, so you can stay focused on taking care of your customers.

We handle your corporate tax returns from start to finish — ensuring every eligible expense is claimed, your clinic stays compliant, and your stress stays low.

We manage your books so you can manage your business. Get accurate, audit-ready reports without lifting a finger customized for your business.

If you’re facing a CRA review, we defend your case, reduce penalties, and handle all communication — so you stay focused on your customers, not the CRA.

30+ years of experience in Canadian corporate tax and financial advisory
Founder and strategic head of Debbie Sitzer CPA
Specializes in elevating and helping small business owners grow their business with careful advice and accurate accounting
Dedicated to building genuine relationships with her clients
FAQ
Our comprehensive package covers bookkeeping, payroll, HST/GST, and tax filing to manage all your corporate accounting needs.
No, we offer transparent pricing with hidden or unexpected fees.
Yes, our services are scalable to accommodate businesses of various sizes and industries.
Simply click and book book youf 15-minute intro call

For 30 years, we have provided sound, expert advice to corporations, small business owners, and employees from all walks of life. We are passionate professionals who are devoted to every one of our clients. We are resolute in our desire to stay current with changing tax laws, legislation, and business practices so that we can offer you the most accurate advice and cutting-edge service. We are committed to remaining a leader at the forefront of the industry.
9-250 Bayview Dr, Barrie Ontario L4N 4Y8
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