Best Bookkeeping Services in Castro Valley, CA
24 companies listed · 4 in Castro Valley · 1 open 24/7 · 7 open weekends · 18 rated 4.5+
Data verified October 16, 2026
SMB Services
Matax
Minerva Bookkeeping & Tax Services
Quicken Support Mill Valley
CEO Services
The 24 companies listed for Castro Valley, CA keep books, reconcile accounts and close the month for businesses. What each says about its packages and software comes from its own website; ratings and quotes come from public reviews.

Area overview: Castro Valley, CA
4 of the 24 companies we list are based in Castro Valley; the other 20 serve Castro Valley from towns including Oakland (10 mi), San Francisco (21 mi) and San Ramon (8 mi). 19 of the companies on this page have a rating, from 4.3 to 5.0 across 633 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%), quality (84%) and responsiveness (84%). 1 is open around the clock; 6 are open on Saturdays and 3 on Sundays. The services the companies on this page list most often on their websites are tax services (3), business services (2), tax planning (2) and tax preparation services (2). 1 shows a license on its website and 2 have a BBB rating of A or A+. Domain records put 15 websites of the companies on this page at ten or more years old; the oldest dates from 2000. 1 offers urgent consultations; 1 offers payment plans; 6 offer a free initial consultation and 3 are family- or locally-owned. 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.
Can I request help online from bookkeepers listed for Castro Valley?
3 of the 24 companies take inquiries or appointment requests through their own website. A company without that option works by phone or email. Whichever you use, say what software you run and roughly how many transactions a month you have. It is what decides the price.