Best Chartered Professional Accountants near Fergus, ON
1 of these firms is based in Fergus; the others serve Fergus from towns including Guelph (20 km), Waterloo (29 km) and Woolwich (18 km).
Data verified October 21, 2026
Cornerstone CPA Professional Corporation
Jonathan Moraitis CPA and Associates | Professional Corporation
Calibre - Chartered Professional Accountants
Keith R. McLaren CPA
B.D. Hawkins, Chartered Professional Accountant
The 10 firms listed for Fergus, ON provide designated accounting and assurance services. What each says about its designation and engagement types comes from its own website; ratings and quotes come from public reviews.

Area overview: Fergus, ON
9 of the 10 firms on this page have a rating, from 3.7 to 5.0 across 122 reviews; 6 are rated 4.5 or higher. 3 have ten or more years of experience, the longest 18 years. We have a website on file for 9 of the firms on this page; 9 publish a contact page and 6 list a public email. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.
Which CPA firms listed for Fergus list their assurance services?
There is a website on file for 9 of the 10 firms listed here. Most say whether they perform audits, review engagements, compilations, or only tax and advisory work. That distinction matters more than size when a bank has asked for a particular report.