THE OLD TAX House
“We have used The Old Tax House for years for both business and personal accounting and tax preparation.”
Best Bookkeeping Services near O'Fallon, MO
3 of these companies are based in O'Fallon; the others serve O'Fallon from towns including St. Charles (11 mi), Chesterfield (11 mi) and St. Louis (27 mi).
3 open weekends · 21 rated 4.5+
Data verified October 18, 2026
Smith Tax Service
“She helped me figure out how to get my tax situation turned around.”
Wolf Bookkeeping
“Mike goes out of his way to make sure his clients are well taken care of.”
HKA Cpas & Advisors
“The team is amazing, love working with them and so knowledgeable and professional.”
Tom Dunn CPA Firm
“Tom Dunn CPA has done my taxes and accounting work for many years and they have always gone above and beyond.”
Farmer & Associates CPA
“I have had Farmer & Associates, CPA helping me and my business, Creative Art Services, LLC, for the past several years with all of our accounting and advisory needs.”
The 24 companies listed for O'Fallon, MO keep books, reconcile accounts and close the month for businesses. What each says about its packages and software comes from its own website; ratings and quotes come from public reviews.
Area overview: O'Fallon, MO
The 24 companies on this page are rated from 3.7 to 5.0 across 249 reviews; 1 has 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 (100%), responsiveness (87%) and quality (78%). 3 are open on Saturdays. The services the companies on this page list most often on their websites are tax services (5), accounting (2), bookkeeping (2), business services (2) and payroll (2). 5 have a BBB rating of A or A+. 15 have ten or more years of experience, the longest 43 years. 7 offer a free initial consultation and 1 is family- or locally-owned. We have a website on file for 23 of the companies on this page; 22 publish a contact page; 15 list a public email and 4 take bookings online. 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 O'Fallon shown here?
An address in O'Fallon belongs to 3 of the 24 companies. The rest come from other towns within 30 mi. Bookkeeping is largely remote work now, so industry experience usually matters more than the address. Distances are straight-line.
Cpas For Hire
“Professional, trustworthy, and quick turn around.”
Devereux and Company
“Willing to answer questions, correct errors, and the office personnel always answer the phone or call you right back!!”
Summit Tax and Wealth Advisory
“Professional and I recommend working with Andy as he makes the process easy and as painless as possible.”
LEM Business Solutions
“LEM realizes that time is our most valuable asset and they have been able to not only save me time but also money.”
Wamhoff Accounting Services
“We have been going here for years for all Financial needs and this company is amazing !!!!”
STL Bookkeeping & Tax
“Michelle provides timely responses and guidance to the world of taxes, that feel like a foreign language to us😉.”
Varney & Associates
“I have tried many different accounting firms but this one is the best and I will never go anywhere else!!”
H & S Accounting & Tax
“Tom and his team get it done I would not use any other tax preparer”
J C Herren Co
“I have trusted JC Herren Co LLC with my tax returns for over 30 years.”
Coronado-Fortune & Associates
Grayson Accounting
“Jane is amazing with Quick Books, her ability to explain the software is like no other.”
J B Accounting & Tax Services
“Awesome accountants, friendly staff and always willing to help anyway they can!”
BTS Bookkeeping & Training Services
“She understands that you are great at your job and she will let you focus on your strengths, while she takes care of your bookkeeping.”
Holly's Bookkeeping & Notary
“Holly took her time and answered all our questions.”
The Small Business Accounting Center
“I knew right away he could offer the help I needed and was someone I could develop a good professional relationship with.”
Complete Tax Solutions
“She answered all my questions, and is making it easy for me to transition to her office.”
Lloyd & Company Cpas
Bookbase
“I appreciate her taking the anxiety off of me and coming to me with positive energy and even though I want to see huge numbers right away she has helped me to see the success number by number.”
Why these companies made our list
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