API Accounting, Tax & Advisory
- Money
- Team
- Questions
24 firms listed · 13 in Concord · 5 open weekends · 19 rated 4.5+
Data verified October 16, 2026
The 24 firms listed for Concord, CA prepare accounts, statements and returns for businesses and individuals. What each says about its services and software comes from its own website; ratings and quotes come from public reviews.

Of the 24 firms we list here, 13 are in Concord itself and 11 come from towns including Oakland (3, 17 mi), Pleasant Hill (1, 4 mi) and Walnut Creek (1, 5 mi). 23 of the firms on this page have a rating, from 4.0 to 5.0 across 518 reviews; 3 have 50 or more reviews and 19 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (100%), quality (73%) and responsiveness (69%). 5 are open on Saturdays and 2 on Sundays. 7 have a BBB rating of A or A+. 17 have ten or more years of experience, the longest 63 years. 1 offers payment plans; 6 offer a free initial consultation and 1 is family- or locally-owned. We have a website on file for 22 of the firms on this page; 18 publish a contact page; 13 list a public email and 2 take bookings online. 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.
2 of the 24 firms take appointment requests through their own website. A firm without that option usually prefers a phone call or an email with a short description of your business. Either way, have your last filing to hand so the first conversation is about numbers rather than guesses.