The Taxforce
“I cannot say enough amazing things about Caitlin and her entire team.”
Best Accountants in Sarnia, ON
10 firms listed · 4 in Sarnia · 8 rated 4.5+
Data verified October 16, 2026
Jacqueline Waybrant
“She is the best choice, for many reasons, for our business & personal income tax returns!”
Bluewater CPA Professional Corporation
“I've been in business 10 years with Grind and they have guided us and worked with us and been so patient with my never ending questions and request.”
Interpaid
Balance Accounting Services
“Everything gets done right the first time, so I don't have to worry about it.”
Coastline Business Solutions
The 10 firms listed for Sarnia, ON handle year-end statements, corporate filings and personal returns. Details about sectors and software come from each firm's own website; ratings and quotes come from public reviews.
Area overview: Sarnia, ON
4 of the 10 firms we list are based in Sarnia; the other 6 serve Sarnia from towns including Chatham (66 km), Ridgetown (71 km) and Thamesville (53 km). 9 of the firms on this page have a rating, from 4.0 to 5.0 across 125 reviews; 1 has 50 or more reviews and 8 are rated 4.5 or higher. 2 offer a free initial consultation and 1 is family- or locally-owned. We have a website on file for all 10 of the firms on this page; 8 publish a contact page; 6 list a public email and 2 take bookings online. 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.
Why are accounting firms outside Sarnia listed on this page?
4 of the 10 firms are in Sarnia itself, and the rest come from other towns within 75 km. What matters more than the drive is whether the firm knows your province and your sector. Distances are straight-line.
Toma Accounting
“It was wonderful to talk to Stephen and I felt better with a sense of direction.”
Padgett Ridgetown
“We have a pretty simple tax prep but we are always treated with the care and attention to detail as a multi million dollar account.”
MNP
“Thank you for providing me with a great service!!”
Daniel E. Loney, Cpa, CA
“Dan is a pro and knows what he's talking about.”
Why these companies made our list
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