Opengate Professional Accountants
“I have been working with Walid at OpenGate for my business taxes and accounting, and we couldn't be happier, Walid is incredibly knowledgeable, responsive and always makes the entire process seamless.”
Best QuickBooks Consulting & Training in London, ON
22 firms listed · all 22 in London · 1 open 24/7 · 3 open weekends · 16 rated 4.5+
Data verified October 18, 2026
Trillium Bookkeeping and Accounting
“I want to especially call out Steph and Beth for their amazing work on our account.”
Canadian Accounting & Financial Services
“My wife and I were extremely impressed with our tax return experience at Canadian Accounting & Financial Services.”
NG Chartered Professional Accountants
“NG Chartered Professional Accountants are a highly competent organization, they helped me with a situation I had with CRA.”
Forest City Accounting Services
“I was very pleased to find out that this was a small family run firm, and of course, they had all the required knowledge for my needs.”
Ayad Accounting & Management
“His expertise, attention to detail, and personalized approach make filing taxes a smooth process.”
The 22 firms listed for London, ON configure, clean up and teach accounting software for businesses. Details about certifications and platforms come from each firm's own website; ratings and quotes come from public reviews.
Area overview: London, ON
All 22 firms we list here are in London itself. We have 26 firms in London on file; this page shows the highest-rated 22. 19 of the firms on this page have a rating, from 4.0 to 5.0 across 494 reviews; 3 have 50 or more reviews and 16 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (97%), responsiveness (83%) and quality (81%). The topics that come up most in reviews of the firms on this page are "expertise", "price" and "communication". 1 is open around the clock; 3 are open on Saturdays and 2 on Sundays. The services the firms on this page list most often on their websites are payroll services (4), bookkeeping (2) and bookkeeping services (2). Domain records put 7 websites of the firms on this page at ten or more years old; the oldest dates from 1998. 1 offers urgent consultations; 1 offers payment plans; 3 offer a free initial consultation and 1 lists coupons or special offers. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book a consultation.
Which software consultants listed for London list their certifications?
Website details exist for 20 of the 22 firms listed here. Most state which certifications they hold and which cloud platforms they work in. The vendor publishes its own directory of certified advisers, so the claim is easy to verify.
Akpc Chartered Professional Accountant
“He checked all the possible returns and payments I was elligible for and explained everything clearly and answered every question I had.”
Davis Martindale
“They corrected some issues that were incorrect from previous accountants Everything was clearly labeled and I was told next steps.”
Bluecaribou
“First year using them based on a referral from my financial planner and was very happy with the service and price.”
Ford Keast
“We've been with the Ford Keast team now for several years for our Corporate finances in Canada & the US as well as our personal taxes.”
Drake Law
“Staff were professional, courteous, they got back to me quickly when I had questions, and the price was very reasonable.”
Accounting Minds
“They always make sure I get as much money back as possible for my taxes.”
Qzee Business & Services
Advocates
Precision Office Consulting
“Very hard working and gets job done on time.”
Peter D. Eberlie
“He is straight forward and informative while maintaining an excellent rapport and He genuinely cares about his Clients and the impact of Court Procedures.”
Cloud Accounting
Bernie Keim, CPA
London Tax and Accounting
“Hands down the best accounting in London highly recommend their services i went from 1500 tax return to 4000.”
Jennifer Hudson Tax & Bookkeeping
“After a small chat she help me find ways that I could save even more monie on my taxes.”
Lmd Bookkeeping & Business Services
“I have had the pleasure and peace of mind of working with LMD Bookkeeping & Business Services for about a year now and I am so happy to have contracted their services.”
All Done 4U Bookkeeping
Why these companies made our list
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