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File & Trust Tax Service
“Warren's expertise and friendly demeanor made asking questions a joy, and he answered them all with pride and a smile.”
Best CPAs near Pittsburg, CA
1 of these firms is based in Pittsburg; the others serve Pittsburg from towns including Pleasant Hill (10 mi), Concord (7 mi) and Walnut Creek (11 mi).
4 open weekends · 13 rated 4.5+
Data verified October 21, 2026
Fortune & Fortune, Cpas
“Paul and Bonnie are very knowledgeable, professional and up to date on the tax laws and regulations.”
Earline La Buy, CPA
“I honestly am not sure what a CPA should run, but for what she got me back, it was worth every penny...”
KPR & Associates
“This firm is very professional, and as a client, there is always someone who personally knows you who answers the phone and your questions.”
Gamarra, CPA Inc. - TAX Preparation
“Gamarra for his excellent service, for answering every concern, as a Pastor of two Churches and Director of an Institution I have received guidance and on a personal and family level he has helped us with our statements for many years.”
Healy and Associates
The 15 firms listed for Pittsburg, 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: Pittsburg, CA
The 15 firms on this page are rated from 4.0 to 5.0 across 166 reviews; 1 has 50 or more reviews and 13 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (100%), quality (71%) and responsiveness (57%). 4 are open on Saturdays. 4 have a BBB rating of A or A+. 7 have ten or more years of experience, the longest 63 years. 2 offer a free initial consultation and 1 is family- or locally-owned. We have a website on file for 14 of the firms on this page; 10 publish a contact page; 10 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.
Which CPA firms listed for Pittsburg list their assurance services?
Website details are held for 14 of the 15 firms on this page. Most name the engagement types they perform and the industries they serve, which is the quickest way to see whether audit work is core business or an occasional job for them.
Christopher W Koch, CPA
“Koch has been doing my taxes (and my families taxes) for years.”
Forney Accountancy
“He asked the right questions - questions I had not thought about - and helped me land on the proper business structure.”
Hawkes Hastings & Aaron Accountancy Corp.
“Over the past four decades they have done my taxes without error and without causing me any anxiety.”
Callister Richard D CPA
“He's always been responsive to our needs and have helped us through several different situation!”
Hemming Morse
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Jing & Company, an Accountancy Corp
“Jing & Company has been doing both our corporate and personal taxes for a number of years and we always have a great experience.”
RCG CPA & Advisors
Spiegel Accountancy Corp.
“Every interaction left me assured that my accounts were being handled by individuals who are not just proficient in their work but also care about my financial well-being.”
RGP
Why these companies made our list
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