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
Cates & Associates, Cpas
Ayoub & Associates CPA Firm
Cieslik & Glenn, Certified Public Accountants
Ayoub, Sidhum & Co.
Jane Ngo CPA
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.


