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 staff has over a century's worth 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

  • " We have the highest regard for the professionalism of Mike and the entire team at Michael Kostrich CPA Professional Corporation. Over the past 10 years they have provided both personal and busines... "

    Lawrence & Kimberly Crook - Glow Day Spa Inc | Slide’em Inc | Muskoka Spa Resorts Holdings Co.Corp

  • " As a new client of Mike’s firm there was extra work required by them to review & reconcile prior year activity in our accounting records to ensure it was consistent with what was filed on my tax retur... "

    Kevin McLaughin - Centerline Installations Inc.

  • " Mike and his team are true professionals who provide a personalized approach to fit all of your accounting, tax and business needs. They specialize in helping small to mid-size businesses and adapt to... "

    Rich Grof - Rich Grof Performance Sales Coaching and Leadership Development

  • " Michael’s firm has brought a great deal of clarity and direction to our company through their services. We very much appreciate the personal approach he and his staff provide which allows us to see an... "

    Trevor Howard / Bryan Bowen - MediaSuite

More Testimonials