Sigma Accountants
- Management
- Knowledge
- Financial
24 companies listed · 16 in Columbia · 6 open weekends · 18 rated 4.5+ · 1 shows a license
Data verified October 21, 2026
The 24 companies listed for Columbia, MD prepare and file tax returns for individuals and small businesses. What each says about its services and credentials comes from its own website; ratings and quotes come from public reviews.

Of the 24 companies we list here, 16 are in Columbia itself and 8 come from towns including Ellicott City (1, 5 mi), Pikesville (1, 14 mi) and Baltimore (1, 15 mi). 21 of the companies on this page have a rating, from 4.0 to 5.0 across 880 reviews; 5 have 50 or more reviews and 18 are rated 4.5 or higher. When clients rate these companies on specific qualities, they most often praise professionalism (96%), responsiveness (82%) and quality (80%). The topics that come up most in reviews of the companies on this page are "knowledge", "efficient" and "price". 5 are open on Saturdays and 2 on Sundays. 1 shows a license on its website and 10 have a BBB rating of A or A+. Domain records put 18 websites of the companies on this page at ten or more years old; the oldest dates from 1996. 1 offers remote or virtual consultations; 2 offer payment plans and 4 offer a free initial consultation. 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.
16 of the 24 companies are located in Columbia. The others come from other towns within 30 mi. Since most returns are handled through a portal, what matters is whether the preparer files in your state. Distances are straight-line.
- “They took the time to answer my questions and ensure that I received all of the deductions and credits I was entitled to.” — client of Sigma Accountants
- “Alex was exceptional with completing tax returns in a very timely, effective and highly responsive manner.” — client of Alex Blum CPA
- “Amazing group to work with. This is the second year we had a complicated tax return and they did such a thorough job and fast service.” — client of Financial 1 Tax
- “From updating our books, training us on new systems, and helping us through a daunting amended tax return, he's been helpful, accessible, and professional!” — client of Alex Blum CPA
- “Ms. Tatyana was amazing. I appreciate how quick and painless she made tax season.” — client of Financial 1 Tax
Excerpts from public reviews of the companies listed on this page.