Our Firm


Our Focus

To deliver a personalized approach with practical advice to give you peace of mind.

Our Location

Our firm is located along the Barrie waterfront at 11 Victoria Street. We provide service to clients located in Barrie & the surrounding Central Ontario region as well as those down the Hwy 400 corridor to Toronto.

Our People

Collectively, our current staff has over 90 years of experience in public practice. As a firm, we bring that breadth of knowledge and wisdom to our clients each and every day.

Our Clients

We work with entrepreneurial individuals and corporations that represent a diverse cross-section of industries.

Visit our Portfolio page to get a flavour of the industries that our client base works in.


Client Testimonials
  • " I have used Mikeís firm for several years and have always found Mike and his staff (Helen and Lynda) to be knowledgeable with regard to my tax affairs. Itís important for me to feel confident when de... "

    Ed Tracy

  • " I have had the good fortune to have worked with Michael and his associates for some 25 years, not only as competent chartered accounting firm but also as a valued advisor and consultant. Mike and his... "

    Bruce Holtom - FenceSource

  • " We have worked with Michael for the past ten years and depend on his firm to manage our accounting needs for all our companies. We are very impressed by their level of professionalism, integrity and ... "

    Carl Bertrand - Leatryd Inc./Deber Manufacturing Inc./CigVape Inc.

  • " I would like to take this opportunity to recognize the great work that the team at Michael Kostrich Chartered Accountant Professional Corporation has been doing for us at Flooring By Design. We are a... "

    Trevor Kadlec - President - Flooring by Design