About Copetti & Co


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Whitby Office

905 666 2111

Ajax Office

905 686 2407


At Copetti & Co., we provide expert tax, assurance, and entrepreneurial services to help your business grow and prosper. Clients turn to us for the hands-on partner, practical tax strategies that save, reduce or defer all forms of taxation, and strategic consultation to more effectively plan and manage their business

For years we have built our reputation on a solid foundation of integrity, excellence, and respect.

At Copetti & Co. We believe in meeting the individual compliance requirements of your bank, your shareholders or the Canada Revenue Agency are necessary tasks, but we also focus on providing tailored bigger picture tax planning to ensure your wealth grows and your objectives are met. We believe in doing it right; answering your questions, providing workable solutions, creating value and saving you money with high-quality, professional services. Just like you, we don’t like surprises – our clients know what to expect, know the cost, and know the value of our services before we start.

Take the next step to greater and more secure financial success Copetti & Co can provide.

We are here to serve you better

Copetti and Company is a premier full-service accounting firm which has been serving the Durham region for over 20 years. We are committed to the success of our clients, our people and our community.

The firm provides accounting and assurance services, personal and corporate tax compliance and business advisory services. We serve a variety of clients ranging from individuals and families to owner-managed businesses and not-for-profit organizations.

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