Komptab
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2 of these firms are based in L'Assomption; the others serve L'Assomption from towns including Terrebonne (22 km), Mascouche (17 km) and Repentigny (12 km).
1 open 24/7 · 4 open weekends · 20 rated 4.5+ · 2 show a licence
Data verified October 19, 2026
The 24 firms listed for L'Assomption, QC 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.

The 24 firms on this page are rated from 4.0 to 5.0 across 492 reviews; 3 have 50 or more reviews and 20 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (91%), value (55%) and quality (48%). 1 is open around the clock; 4 are open on Saturdays and 3 on Sundays. 2 show a licence on their websites. 9 have ten or more years of experience, the longest 22 years. 1 offers urgent consultations. We have a website on file for 23 of the firms on this page; 18 publish a contact page; 20 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.
2 of the 24 firms are in L'Assomption itself, and the rest come from other towns within 35 km. What matters more than the drive is whether the firm knows your province and your sector. Distances are straight-line.