Premier Tax & Finance
“He managed to get me a return on my taxes when I wasn't sure how I was going to pay anything after a rough year financially after the pandemic.”
Best CPAs in Thousand Oaks, CA
12 firms listed · 6 in Thousand Oaks · 1 open 24/7 · 2 open weekends · 8 rated 4.5+
Data verified October 18, 2026
Andrew P. Dragotto, CPA
“I am now a client of his and he has remained a resourceful CPA by answering any tax related questions for he is always up to date with any tax changes.”
Kevin Jester C.p.a.
Hinricher, Douglas & Cousino
“I have worked with her for many years and she is so organized and professional.”
Mark Smith Financial Services
Steven M. Spector, Cpa, PFS
The 12 firms listed for Thousand Oaks, 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: Thousand Oaks, CA
6 of the 12 firms we list are based in Thousand Oaks; the other 6 serve Thousand Oaks from Westlake Village (5 mi), Calabasas (13 mi) and Camarillo (9 mi). 10 of the firms on this page have a rating, from 4.0 to 5.0 across 194 reviews; 1 has 50 or more reviews and 8 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (97%), quality (97%) and responsiveness (93%). 1 is open around the clock; 2 are open on Saturdays and 1 on Sundays. The services the firms on this page list most often on their websites are business services (3), tax services (3) and services for individuals (2). 4 have a BBB rating of A or A+. 8 have ten or more years of experience, the longest 37 years. 1 offers urgent consultations; 2 offer payment plans and 2 offer a free initial consultation. We have a website on file for all 12 of the firms on this page; 11 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.
Do any accounting firms listed for Thousand Oaks offer a free scoping call?
An initial consultation is offered without charge by 2 of the 12 firms. For assurance work that call is about scope and timing rather than advice, and it usually ends with a request list. Have the requirement letter from your lender or funder in front of you.
David Reinus CPA
“Good communication, reasonably priced, has a wonderful assistant Megan, and gets things done correctly.”
Alamir CPA & Associates
“He has been such an asset as we move our business along and required different needs.”
Fridman & Associates
“I was introduced to Gustavo, he took a look at my taxes and provided a swing of thousands of dollars in my favor because of my own error.”
Brewer & Tominaga, Cpa's
“We appreciate the great job they always do for us and the care they take with their service.”
Disabatino CPA
“We appreciate the support and commitment and would recommend him for tax prep and accounting services.”
Taxing Cryptocurrency
“There is a full team of accountants so everything gets done quickly and efficiently, the secretary is great she responds very quickly.”
Why these companies made our list
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