SAL Accounting
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- Tax Treaty
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24 companies listed · all 24 in Mississauga · 12 open weekends · all 24 rated 4.5+ · 1 shows a licence
Data verified October 21, 2026
The 24 companies listed for Mississauga, ON prepare personal and business tax returns for clients. Details about services and credentials come from each company's own website; ratings and quotes come from public reviews.

All 24 companies we list here are in Mississauga itself. We have 157 companies in Mississauga on file; this page shows the highest-rated 24. The companies on this page are rated from 4.7 to 5.0 across 3,429 reviews; 19 have 50 or more reviews. When clients rate these companies on specific qualities, they most often praise professionalism (95%), responsiveness (79%) and quality (64%). The topics that come up most in reviews of the companies on this page are "efficient", "knowledge" and "expertise". 12 are open on Saturdays and 2 on Sundays. The services the companies on this page list most often on their websites are accounting services (4), corporate tax (3), personal tax (3), accounting (2) and business set up (2). 1 shows a licence on its website and 1 lists staff certifications (CPA). Domain records put 11 websites of the companies on this page at ten or more years old; the oldest dates from 2006. 8 offer a free initial consultation and 2 list coupons or special offers. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book a consultation.
12 of the 24 companies show weekend hours. Many preparers extend their opening through the filing season and cut back once it ends, so treat weekend availability as seasonal rather than permanent. A quick call saves a wasted trip.
- “They were incredibly responsive and were able to review the docs I sent and file tax return within 24 hours.” — client of A-Z Tax & Accounting
- “I had a very complex situation with my taxes, they stayed in contact, answered my questions and were able to refund me a good amount.” — client of Fareed Sheik
- “Anna's high professionalism and her knowledgeable advice made the process of filing my tax return easy and convenient for me.” — client of Taxory Accounting & Bookkeeping
- “Their expertise and attention to detail ensured that my tax return was completed accurately and efficiently.” — client of ZMS CPA Professional Corporation
- “Great friendly service, and helpful to find any other ways to get you a better refund.” — client of Bose Accounting
Excerpts from public reviews of the companies listed on this page.