The 10 Best Accounting Firms in San Francisco (2026)

Start by matching the firm’s services to your needs—tax preparation, bookkeeping, payroll, or advisory work—and look for relevant credentials such as CPA licensure. Check recent client reviews, ask for references, and confirm the software and reporting formats they use to make sure they’ll integrate with your operations.

Costs vary based on the scope of work, the complexity of your finances, and the billing model (hourly, monthly retainer, or fixed fees for specific services). Ask prospective firms for a clear estimate or engagement letter that outlines deliverables and fee structure before you commit.

Verify credentials, confirm the exact services included, and ask about communication cadence and response times. Also check data security practices, whether they carry professional liability insurance, and get a written agreement that spells out fees and termination terms.

This ranking is based on public Google listing data and uses a Bayesian-style approach that weights star ratings by review counts to balance score and sample size. The list was compiled using Google review information and updated for 2026; it should be used as a starting point rather than a replacement for direct vetting.