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Welcome To Smith, Sykes, Leeper & Tunstall LLP

Smith, Sykes, Leeper & Tunstall LLP (SSL) is Barrie and Newmarket’s preferred choice for accounting, taxation and business advisory services. Serving York Region and Simcoe County, the chartered professional accountants at SSL enable their client-partners to make wise financial decisions using the most advanced information technology. 


Our mission is to provide services to our clients in the areas of accounting, taxation and business advisory, enabling them to make wise financial decisions. We will take the time to analyze your situation and formulate strategies tailored to your specific needs.

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Our Core Values

  • Integrity
  • Respect
  • Timely Service
  • Quality
  • Ethics
  • Teamwork
  • Relationships
  • Flexibility
  • Knowledge

Our Team

Our team, composed of Partners, Professional Staff and Support Staff, is knowledgeable, dedicated and committed to providing professional service and to building relationships with our clients and our community.

Learn more about our team

Contact Us

Do you have any questions or comments? We want to hear from you! We gladly welcome your suggestions about additional topics you would like to see covered on our website. Click on the link below to get in touch with us.

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What's New?

2015 Personal Tax Checklist Now Available

Click below to download the form

2016 Federal Budget released

What could this mean for you?  Call us to find out.

Canada Child Benefit Calculator

Click HERE to calculate your benefit

2016 CPP and EI Rates

Click below for the new rates

2016 Tax Rates

Click below for 2016 combined Federal and Ontario personal and corporate income tax rates

2016 Automobile Deduction Limits

Reduced by 1 cent to $0.54/km for the first 5,000 km's and $0.48/km thereafter