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Your Trusted Partner for Accounting Solutions in Thousand Oaks
David Reinus CPA was founded on the belief that every small business owner deserves accounting solutions that save time, reduce taxes, and simplify financial management. As your CPA, we handle the financial complexities of your business so you can focus on growth. Our services include bookkeeping, cash flow management, budgeting, and proactive tax strategies designed to optimize profits. With decades of combined experience, we provide personalized support to help control expenses and achieve financial goals. We specialize in serving small businesses across diverse industries, offering fixed monthly retainer fees for comprehensive packages that include unlimited consultation.

Our team is committed to exceptional responsiveness, transparent pricing, and year-round support tailored to your unique needs. We leverage technology to deliver actionable insights and ensure your financial records are accurate and up-to-date. Our founder, David Reinus, brings over 40 years of expertise as a licensed CPA and educator, complemented by Megan Bell's specialized skills in payroll and tax preparation. We pride ourselves on being a trusted partner that combines technical excellence with a client-first approach to deliver measurable results.
Services
Accounting Services Payroll Processing Tax Preparation Outsourced Accounting Business Incorporation Tax Planning Financial Reporting Payroll Tax Filings New Business Advisory
Highlights and features
  • We offer fixed monthly retainer fees with unlimited consultation and no surprise bills.
  • Our team provides proactive tax planning to legally minimize your business tax liabilities.
  • We combine over 40 years of CPA experience with personalized support for small businesses.
  • Our services include outsourced accounting that eliminates the need for internal staff.
  • We guarantee transparent pricing and year-round financial strategy development.
Associations and certifications
  • California Society of CPAs
Services
Accounting Services
Our accounting services provide small businesses with comprehensive financial management solutions. We handle bookkeeping, profit and loss statements, and financial reporting to ensure accurate records. Our fixed monthly retainer includes unlimited consultation and proactive tax strategies to optimize your bottom line.
Payroll Services
We offer complete payroll processing solutions that eliminate administrative burdens for small business owners. Our services include tax filings, W-2 preparation, direct deposit management, and compliance reporting. Fixed pricing ensures no unexpected costs as your business grows.
Tax Preparation
Our tax preparation services specialize in minimizing liabilities for small businesses through year-round planning. We handle corporate, LLC, and individual tax returns while identifying deductions to reduce your tax burden legally and effectively.
Outsourced Accounting
Outsourced accounting solutions replace the need for internal staff by providing full-service bookkeeping, bank reconciliations, and financial reporting. This cost-effective approach ensures accurate records and strategic financial guidance tailored to your business needs.
Business Incorporation
We guide new businesses through entity selection and incorporation processes. Our services include evaluating LLC, S Corp, and C Corp structures, developing business plans, and creating tax strategies to establish a strong financial foundation for long-term success.
People
David Reinus
CPA
David Reinus, CPA graduated from UCLA in 1978 and earned his MBA in 2003. Licensed since 1980, he has over 30 years of experience leading his own practice and teaching accounting courses at UCLA Extension.
Megan Bell
CPA
Megan Bell, CPA joined the firm in 2013 after completing her accounting education at UCLA Extension. She specializes in payroll processing, tax preparation, and financial statement preparation while managing data entry operations.
Questions
What accounting services do you offer for small businesses?
We provide bookkeeping, financial reporting, tax planning, and outsourced accounting services tailored to small businesses' needs.
How can you help reduce my business tax liabilities?
Our proactive tax planning strategies identify legal deductions and structure your finances to minimize year-end tax burdens.
Do you offer payroll processing services?
Yes, we handle payroll tax filings, W-2 preparation, and direct deposit management with fixed monthly pricing.
What industries do you specialize in?
We work with diverse industries including construction, hospitality, retail, technology, and professional services.
Can you help with business incorporation?
We guide new businesses through entity selection, tax strategy development, and incorporation processes for LLCs and corporations.
What makes your firm different from online tax software?
Our CPAs provide personalized strategies and year-round advisory services that go beyond basic compliance to optimize financial outcomes.