Paul Goodnough CPA
“I am much appreciative of his, (and his assistant Kelly), efforts to keep me and my small business in compliance with the IRS .”
Best CPAs in Simi Valley, CA
15 firms listed · 7 in Simi Valley · 1 open weekends · 10 rated 4.5+
Data verified October 31, 2026
Skidmore Markell & Co.
“Patrick & Jerry are so patient with our incompetence & help us out every year.”
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Michael J White CPA
“Great guy easy to work with and helped explain things so I could understand them.”
Winther & Co
Arxis Financial
MEL H. Abraham, Cpa, Cva, Abv, ASA
The 15 firms listed for Simi Valley, 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: Simi Valley, CA
7 of the 15 firms we list are based in Simi Valley; the other 8 serve Simi Valley from towns including Thousand Oaks (9 mi), Westlake Village (10 mi) and Calabasas (10 mi). 13 of the firms on this page have a rating, from 3.7 to 5.0 across 248 reviews; 2 have 50 or more reviews and 10 are rated 4.5 or higher. 1 is open on Saturdays. The services the firms on this page list most often on their websites are tax planning (3), business services (2), financial planning (2), financial statements (2) and tax preparation (2). 1 lists staff certifications (CPA) and 3 have a BBB rating of A or A+. 10 have ten or more years of experience, the longest 38 years. 2 offer payment plans; 2 offer a free initial consultation and 2 are family- or locally-owned. We have a website on file for all 15 of the firms on this page; 14 publish a contact page; 11 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 Simi Valley offer a free scoping call?
An initial consultation is offered without charge by 2 of the 15 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.
Porter & Lasiewicz, Cpa's
David Reinus CPA
“I have worked with David Reinus' firm for a number of years, and I could not be anymore pleased with the high level of service and attention to detail that David and his team provide.”
Alamir CPA & Associates
“I especially appreciate his attention to detail, professionalism, and commitment to making complex financial matters easier to navigate.”
Premier Tax & Finance
“You will enjoy the calming approach in an otherwise intimidating industry.”
Fridman & Associates
“He was very helpful and was quick to respond and return phone calls.”
Andrew P. Dragotto, CPA
“Andrew has been a pleasure working with , he is professional, knowledgeable from accounting to audit support !”
Brewer & Tominaga, Cpa's
“We appreciate the great job they always do for us and the care they take with their service.”
Kevin Jester C.p.a.
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Kelly+partners Accountants Burbank
“Would recommend if you have a complicated tax scenario that is needed to be examined by experts.”
Why these companies made our list
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