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Definitive is a professional services firm dedicated to providing Canadian sales tax, customs, corporate finance and consulting services to North America’s premier organizations.

News &
Events Hub

The Definitive NewsHub is a resource containing current and relevant information, including news relating to featured articles, press releases and upcoming seminars and industry events.

Our Team

We have assembled a highly specialized and experienced group of professionals that are the best in their field, providing sales tax and customs consulting, training, support, and advisory services. Our consultants are led by a superior Advisory Council and Partner team that are dedicated to service excellence.



Definitive offers specialized seminars and project-based consulting services to assist clients with provincial sales tax harmonization. For more information please

We're Hiring

Definitive is looking for a variety of professionals to further strengthen our business development, consulting and client service teams. and let’s discuss.

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Definitive Consulting Services
Head Office

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Definitive Consulting Services
Vancouver Office

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Definitive Consulting Services
Calgary Office

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