Best Tax Preparation Services near Thorold, ON
None of these companies is based in Thorold; they work from towns including St. Catharines, Niagara Falls and Fonthill.
24 companies listed · 4 open weekends · 22 rated 4.5+
Data verified October 18, 2026
DDL & Co. Chartered Professional Accountants
- Team
- Expertise
- Questions
K&M Tax and Finance Experts
- Professional
- File
- Heart
Titan Tax and Administrative Services
- Efficient
- Accountant
- Questions
Desy's Bookkeeping & Tax Services
- Family
- Season
- People
CIS
- Taxation in the United States
- Happy
- Family
The 24 companies listed for Thorold, 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.

Area overview: Thorold, ON
The 24 companies on this page are rated from 4.1 to 5.0 across 570 reviews; 3 have 50 or more reviews and 22 are rated 4.5 or higher. The topics that come up most in reviews of the companies on this page are "expertise" and "attention to detail". 4 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), bookkeeping (2), bookkeeping services (2), payroll services (2) and tax preparation (2). 10 have ten or more years of experience, the longest 31 years. 1 offers remote or virtual consultations; 1 offers payment plans; 3 offer a free initial consultation; 2 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 24 of the companies on this page; 22 publish a contact page; 19 list a public email and 1 takes bookings online. 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.
Do any tax preparers listed for Thorold offer a free first consultation?
3 of the 24 companies listed here offer a free first meeting. Expect a discussion of what your return involves and a price, rather than advice on your position. Bring last year's return and assessment so the estimate is based on something real.
Justin Jay Tax and Accounting Services
- Transaction
- Corporate Tax
- Expertise
Darren Bruce, Cpa, Professional Corporation
- Knowledge
- Information
- Questions
Integrated Bookkeeping, Accounting & Tax Services
- Team
- Book Keeping
- Small Business
Balanced Books Niagara
- Tax Return
Siemens Sandra Tax Service
Incometaxhouse.com
Bash Tax
Advantageous Accounting
- Tax Return
Dbs/Jw Financial
SMR CPA
- Company