Best CPAs in Corona, CA

15 firms listed · 10 in Corona · 1 open 24/7 · 4 open weekends · 12 rated 4.5+

Data verified October 15, 2026

Alma's Accounting & Tax Services

Alma's Accounting & Tax Services

4.5 12 reviews
“I've done my taxes her with her personally and all the other girls in the office whether it was Alyssa, Vanessa, or Marissa they all know what they are doing and just as knowledgeable as Alma.”
Se habla españolBBB ASince 2012
1525 E Ontario Ave Ste 101 A
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Cates & Associates, Cpas

Cates & Associates, Cpas

Free consultationBBB A+Since 2006FinancingPrices online
1139 E 6th St
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Ayoub & Associates CPA Firm

Ayoub & Associates CPA Firm

4.9 21 reviews
“Thank you for all the hard work and great service you provide.”
Free consultationSince 2003BBB A+
4218 Green River Rd
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Cieslik & Glenn, Certified Public Accountants

Cieslik & Glenn, Certified Public Accountants

4.7 11 reviews
“Easiest and friendliest ladies to work with!”
30+ yearsBBB A
1181 California Ave STE 160
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Ayoub, Sidhum & Co.

Ayoub, Sidhum & Co.

5.0 2 reviews
“I've also called a few times before coming in to make sure I have everything I need (5+ times) which I'm sure is probably time consuming during the tax season but when someone answers they are always willing to help with an upbeat reaction.”
Since 2004Free consultationBBB A+
4218 Green River Rd
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Jane Ngo CPA

Jane Ngo CPA

5.0 1 review
“Not only is she knowledgeable but she is also thorough, efficient and friendly She spends her time answering any questions you might have.”
Responds within 24 hoursServes Corona, Southern CaliforniaFree consultationSince 2017
1307 W 6th St #219b
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The 15 firms listed for Corona, CA are accounting practices that serve businesses and organizations. What each states about its CPA license and assurance work comes from its own website; ratings and quotes come from public reviews.

Area overview: Corona, CA

10 of the 15 firms we list are based in Corona; the other 5 serve Corona from Chino (10 mi), Chino Hills (11 mi) and Riverside (11 mi). 14 of the firms on this page have a rating, from 4.0 to 5.0 across 141 reviews; 12 are rated 4.5 or higher. 1 is open around the clock; 4 are open on Saturdays and 1 on Sundays. The services the firms on this page list most often on their websites are business services (4), tax services (4), services for individuals (3), accounting services (2) and cash flow management (2). 2 show a license on their websites; 1 lists staff certifications (CPA) and 7 have a BBB rating of A or A+. 11 have ten or more years of experience, the longest 38 years. 1 offers urgent consultations; 3 offer payment plans; 7 offer a free initial consultation and 1 is family- or locally-owned. 2 have Spanish-speaking staff. We have a website on file for all 15 of the firms on this page; 13 publish a contact page and 12 list a public email. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.

Do any accounting firms listed for Corona offer a free scoping call?

An initial consultation is offered without charge by 7 of the 15 firms. For assurance work that call is about scope and timing rather than advice, and it usually ends with a request list. Have the requirement letter from your lender or funder in front of you.

Faldu CPA & Associates

Faldu CPA & Associates

5.0 7 reviews
“Amazing firm to work with, have my personal and business accounts with them, highly recommend everyone”
Since 2021
4740 Green River Rd Suite# 302
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Grace Clark CPA

Grace Clark CPA

5.0 7 reviews
“Gracie and her team are very professional and go above and beyond for their clients.”
Serves Riverside County, CA, United StatesSince 2017
400 Ramona Ave #106
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L&L Accountancy

L&L Accountancy

Since 2005Se habla español
268 N Lincoln Ave STE 16
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John Garth Rasmussen, CPA

John Garth Rasmussen, CPA

CPA certifiedSince 1999
3345 Clearing Ln
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Steven J. Tweedlie, CPA

Steven J. Tweedlie, CPA

Free consultationBBB A+Since 2011FinancingPrices online
Riverside, CA · 11 mi from Corona
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Smartcpa - Chino Hills

Smartcpa - Chino Hills

5.0 18 reviews
“They can help you get out of your tax burden all you need is talk to them about your problems and they would try their best to help you overcome.”
Free consultationLicensedSince 2007Family-owned
Chino Hills, CA · 11 mi from Corona
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Desi Tax & Bookkeeping

Desi Tax & Bookkeeping

4.5 2 reviews
“But @ Desi Tax, its a pleasant experience@ Desi, consultation is easy, price is simple, people are honest, submission is online.”
Free estimatesOpen 24 hoursSince 2024Financing
Chino, CA · 10 mi from Corona
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Epay Payroll

Epay Payroll

4.6 18 reviews
“I recommended them to 3 of my friends whom are also business owners and they love it.”
Free consultationLicensedSince 2003
Chino Hills, CA · 11 mi from Corona
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Kalter Financial Group

Kalter Financial Group

4.3 5 reviews
“And I have never once had a problem, been in any way disappointed, or walked out less than satisfied with my tax results.”
BBB A+Since 1988
Chino, CA · 10 mi from Corona
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HomeCPA FirmsCaliforniaCorona, CA

Why these companies made our list

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