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Accountants in Foster City, CA — 6 Top-Rated Firms (2026)

We list 6 accounting firms in Foster City, California that have a website and a public review record — 4 financial planners, 1 tax preparer, and 1 CPA firm. 4 hold a Google rating of 4.5★ or higher, and the average across the 6 rated firms here is 4.38★. They are sorted by Google rating and review count.

The highest-rated firm in Foster City is Team Hewins (5.0★, 42 reviews). 4 of 6 rated firms hold a 4.5★ or higher Google rating.

Showing 6 of 6 firms · sorted by Google rating
1.
Team Hewins
★★★★★★★★★★5.0(42 Google reviews)✓ Verified on Google
Financial Planning · 950 Tower Ln Suite 1050 Floor 10, Foster City, CA 94404
Services: audit & assurance, advisory
2.
Graystone Advisor
★★★★★★★★★★5.0(7 Google reviews)✓ Verified on Google
Financial Planning · 48 Port Royal Ave, Foster City, CA 94404
3.
Summitry
★★★★★★★★★★5.0(5 Google reviews)✓ Verified on Google
Financial Planning · 919 E Hillsdale Blvd Ste 150, Foster City, CA 94404
4.
Andersen
★★★★★★★★★★5.0(1 Google review)IRS PTIN
Tax Preparation · 1051 E Hillsdale Blvd Suite 700E, Foster City, CA 94404
5.
Censoprano Sal CPA
★★★★★★★★★★3.7(3 Google reviews)IRS PTIN
Accountant · 957 Laguna Cir, Foster City, CA 94404
Services: accounting
6.
Bank of America Financial Center
★★★★★★★★★★2.6(54 Google reviews)✓ Verified on Google
Financial Planning · 909 E Hillsdale Blvd, Foster City, CA 94404
Services: advisory

Top accounting firms in Foster City

#FirmServiceGoogle ratingReviews
1Team HewinsFinancial Planning5.0 / 542
2Graystone AdvisorFinancial Planning5.0 / 57
3SummitryFinancial Planning5.0 / 55
4AndersenTax Preparation5.0 / 51
5Censoprano Sal CPAAccountant3.7 / 53

More Firms in Foster City

Firms without a website or enough reviews for a profile page of their own.

How to choose an accountant in Foster City

  • Verify credentials — a CPA holds a state Board of Accountancy license; a tax preparer should have a valid IRS PTIN and, ideally, an EA (Enrolled Agent) designation.
  • Match the specialty to your needs — small-business tax, S-corp/LLC filings, bookkeeping, or personal returns are different skill sets.
  • Confirm they e-file and use current software, and ask how they handle IRS notices or audits.
  • Get the fee structure in writing — hourly, flat per-return, or monthly retainer — before engaging.
  • Ask for an engagement letter defining scope, responsibilities, and deadlines.

How to verify a CPA license »

What accountants cost

Typical national ranges: individual tax return $150–$450, monthly bookkeeping $200–$700, business return $500–$2,500+.

Cost guidance is a national reference range, not a quote — actual fees depend on return complexity, entity type, and the firm. Always request a written estimate.

Frequently asked questions

How many accountants are in Foster City?
We list 6 accounting firms in Foster City, California that have a website and a public review record, 4 of which hold a 4.5★+ Google rating. 19 businesses in Foster City appear in the underlying public data.
How much does an accountant cost in Foster City?
Fees vary by complexity and firm. As a national reference, an individual tax return typically runs $150–$450, monthly bookkeeping $200–$700, and a business return $500–$2,500+. Ask each firm for a written fee estimate.
Do I need a CPA or a bookkeeper?
A bookkeeper records day-to-day transactions and reconciles accounts; a CPA is a state-licensed accountant who can also handle complex tax planning, audits, and represent you before the IRS. Many small businesses use a bookkeeper year-round and a CPA at tax time.
Are the ratings on this page real?
Yes — ratings and review counts are aggregate figures from Google, attributed to Google, with a link to the firm's Google reviews. accounting8 does not host or write reviews.