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Multitaxservices
- Corporate Tax
- Expertise
- Communication
“Their team was incredibly friendly and supportive, guiding me through the process of filing taxes for the first time in Canada as an international student.”
Best Bookkeeping Services in London, ON
24 companies listed · 18 in London · 1 open 24/7 · 6 open weekends · 21 rated 4.5+
Data verified October 18, 2026
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Trillium Bookkeeping and Accounting
- Communication
- Small Business
- Organized
“I have two business with Trillium for the past 24 years, and have always had great service, on time and little for me to do in regards to the bookkeeping service Andrea and her team provide”
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Canadian Accounting & Financial Services
- Happy
- Expertise
- Communication
“Like many people, having to file taxes really rattles me (especially when I've procrastinated and have several years to file) and I had a hard time choosing the "right" service.”
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Century Accountants
- Price
“Very Reliable and competent accountants they give excellent service.”
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Ayad Accounting & Management
- Questions
- Money
- Family
“Ayad is not only incredibly knowledgeable and thorough, but he also goes above and beyond to ensure that I maximize my returns while staying compliant with tax regulations.”
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Akpc Chartered Professional Accountant
- Price
- Tax Return
- Questions
“He's very knowledgeable and he takes the time to answer our questions and give guidance on how we can better structure ourselves from a tax perspective.”
The 24 companies listed for London, ON handle day-to-day bookkeeping and sales tax filings for businesses. Details about packages and software come from each company's own website; ratings and quotes come from public reviews.
Area overview: London, ON
18 of the 24 companies we list are based in London; the other 6 serve London from St. Thomas (24 km) and Komoka (18 km). 23 of the companies on this page have a rating, from 4.0 to 5.0 across 638 reviews; 3 have 50 or more reviews and 21 are rated 4.5 or higher. When clients rate these companies on specific qualities, they most often praise professionalism (96%), responsiveness (78%) and quality (74%). The topics that come up most in reviews of the companies on this page are "communication", "expertise" and "patient". 1 is open around the clock; 6 are open on Saturdays and 2 on Sundays. Domain records put 6 websites of the companies on this page at ten or more years old; the oldest dates from 2003. 1 offers urgent consultations; 1 offers remote or virtual consultations and 5 offer a free initial consultation. We have a website on file for 22 of the companies on this page; 16 publish a contact page and 17 list a public email. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book a consultation.
Why are bookkeeping companies outside London shown here?
18 of the 24 companies are based in London itself. The others come from other towns within 25 km. Since the work is done in the cloud, the province and the sector matter more than the distance. Distances are straight-line.
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Synergy Tax and Business Solutions
- Company
- Team
“Much larger firms declined to take on the project but Synergy -Sarah Queale especially did not bat an eyelash and got the job done in record time at a reasonable cost.”
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Reynolds Payroll & Bookkeeping Services
“Thank you, Reynolds Payroll & Bookkeeping Services, for the outstanding relationship and we are looking forward to starting more Business ventures with your team by our side.”
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Millson Hills Accounting and Bookkeeping Services
- Communication
- Payroll
- Team
“They handle our payroll, accounts payable, account receivables, forecasts, budgets, WSIB, Health and Safety as well as design custom reports and spreadsheets as needed.”
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Laser Beam Accounting
- Responsive
- Professional
- Accountant
“Amit is very responsive, organized, simplifies things using technology solutions and does an excellent job of communicating with me and my team as necessary to get things off the ground swiftly.”
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Happy Books Bookkeeping
“Happy Books, has been a great addition to our team in London Ontario!”
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Stewart/Dunklee
“They are available anytime year round to answer my questions and help me keep the pulse on my business.”
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Precision Office Consulting
“Very hard working and gets job done on time.”
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Prival Tax Station
“Fast, super professional, friendly!”
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Jennifer Hudson Tax & Bookkeeping
“Always professional, friendly and efficient.”
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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.”
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Ijay Bookkeeping Services
“Amazing book keeper!”
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All Done 4U Bookkeeping
“All Done 4U Bookkeeping delivers bookkeeping services in London ON, that creates peace of mind. We help you to focus on what you love.”
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Business Advantage - Tax Solutions
- Small Business
“I feel well supported and was able to put pins in place to ensure tax efficiency for my small business.”
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Southwestern Tax Service
“Southwestern Tax Service has been our accountant for my business and personal needs for over 10 years and their expertise, knowledge and caring are second to none.”
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Bookkeeping Plus
“Financial success won't just happen on its own. Instead, you need to create a financial plan that sets you on the path toward improved cash flow.”
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R H Bookkeeping and Tax Services
“Rose is very helpful and patient working with me to get my small business accounting in order.”
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RMD Bookkeeping
“Nice services they provide”
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Elgin Bookkeeping
“I can't say enough good things about their services!”
Bookkeeping and Controller Services in London, ON Cost Estimates
Minimum cost
$624
Maximum cost
$9285
National Average
$1496
Avg Per Hour Rates
$57
$1122
$2493
Typical price range is based on 258 cost profiles
Why these companies made our list
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