Zamora Services #1 Taxes & Immigration
“Natalie has a lot of experience with taxes and I always recommend her.”
Best Tax Preparation Services in Pomona, CA
18 companies listed · all 18 in Pomona · 11 open weekends · 14 rated 4.5+ · 2 show a license
Data verified October 21, 2026
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Diamonds Tax
“Go to Diamond Taxes and see Dalia if you need your taxes done, Because simply she's the best !!”
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Zamora Tax & Immigration
“I respect this tax preparer he knows what he's doing very professional I recommend him to anyone”
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Sierra Tax Service
“Jasmine has been doing my taxes for over a decade & she has always been professional and genuinely nice.”
Vega's Tax Services
“I have been doing them for many years with Vegas Tax, my respect is very professional, the entire staff is very respectful.”
Lopez
“This man was respectful and did a fine job at preparing my taxes.”
The 18 companies listed for Pomona, CA 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.
Area overview: Pomona, CA
All 18 companies we list here are in Pomona itself. The companies on this page are rated from 4.1 to 5.0 across 580 reviews; 4 have 50 or more reviews and 14 are rated 4.5 or higher. 11 are open on Saturdays and 4 on Sundays. 2 show a license on their websites. 16 have ten or more years of experience, the longest 54 years. 1 offers remote or virtual consultations; 1 offers a free initial consultation and 2 are family- or locally-owned. 1 has Spanish-speaking staff. We have a website on file for 11 of the companies on this page; 7 publish a contact page; 7 list a public email and 2 take 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.
Are any tax preparers listed for Pomona open on Saturdays or Sundays?
11 of the 18 companies list weekend hours. Extended and weekend opening is common through the filing season and disappears afterward, so the hours shown here may not match what you find in the quiet part of the year. Call before you travel.
Martinez Business Services
“I've been using them for 15 years and I highly recommend them!”
Taxx Pros
“The team at taxx pros is the best they handle all my business needs”
Claremont Tax & Accounting
“The owner helped us clear up other accountant / tax company errors re our small business without EVER saying a negative word about those previous companies.”
All Year Tax & Accounting Services
“I've referred to my family and they come from Lake Elsinore and Orange County because he's that good.”
Edward Fieboh Financial & Tax
“This man will get you all your money that you legally are untitled.”
MC
“I highly recommend MC income Tax Services for anyone seeking to file your taxes.”
A Plus Tax & Immigration
“Yesenia has been doing my taxes for a few years now and i wouldn't go anywhere else.”
Pomona
Hung Professional Services
Char Consultant Corporation
“Love this tax company, Char was so nice and very well informed about the best way to go about filing my taxes.”
Reed Shawna
R Jakes Tax Services
Why these companies made our list
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