Best Accountants in Simi Valley

Why These Accountants?

Our goal is to connect people with the best local experts. We scored Simi Valley Accountants on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 44 33 18

Our Selection Criteria:

  • 1. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 2. Qualifications

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Reputation

    A history of delighted customers and outstanding service.

  • 4. Experience

    Masters of their craft, based on years of practical experience and education.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Read more about our selection process

Abercrombie & Associates

Abercrombie & Associates is an accounting firm servicing private and business clients in Simi Valley, California, and surrounding communities. In addition to providing complete bookkeeping services for small businesses, the company prepares accurate and timely balance sheets and operating statements for business clients on a monthly, quarterly, and year-end basis. Abercrombie & Associates also does payroll services and financial planning, plus notary, tax preparation, tax returns, and more for its clients. Experts with the firm stay on the innovative edge of the accounting industry by participating in Continuing Professional Education courses throughout the year. The group focuses on building genuine relationships with customers.

32107 Lindero Canyon Road
Westlake Village, CA 91361


Paul Goodnough, CPA

Paul Goodnough, CPA is an accounting firm based in Simi Valley, California. Mr. Goodnough holds a Master's degree in Taxation and has more than twenty years of experience in public accounting. He has represented businesses of all sizes and scope from all sectors of the economy including entertainment, construction, technology, and manufacturing. Mr. Goodnough is also a member of an array of community groups and frequently speaks on business and tax-related issues. He received a Bachelor of Science degree from California State University and is a member of the California Society of Certified Public Accountants. Services available from the firm include payroll, internal controls, cash flow management, audits, business valuation, succession planning, and bank financing.

Simi Valley, CA 93065


Porter & Lasiewicz, CPAs

Porter & Lasiewicz, CPAs, is an accounting firm serving individuals and businesses in the Simi Valley area. It deals with financial statements and tax, audit, review, and compilation services. The business also handles HOA services for condo-hotel and condominium and planned development associations. Owner Gary Porter established the company in 1976. He carries more than 40 years of HOA auditing and consulting experience. He works with Cheryl Lasiewicz, who has been in the public accounting industry for more than 25 years.

3355 Cochran Street
Simi Valley, CA 93063