Planning Beyond the Tax Return
Voted Best Accounting Firm in San Diego by San Diego Magazine readers, Number Nerds advises business owners, executives, and high-net-worth individuals with proactive tax planning, accounting, and strategic advisory services designed for complex financial decisions.
⭐ Voted Best Accounting Firm in San Diego – San Diego Magazine Readers’ Choice
There’s no shortage of tax preparers in San Diego. What’s harder to find is a firm that treats your financial decisions as seriously as you do, one that plans ahead, communicates clearly, and grows with you. That’s what we’ve always aimed to deliver.
Proactive, Not Reactive
We don’t wait until tax season to think about your taxes. Year-round planning helps identify opportunities, manage tax exposure, and avoid costly surprises.
Strategic Thinking, Not Just Compliance
We focus on what the numbers mean for your business, not just whether they’re filed correctly. Our team brings advisory depth to every client relationship.
Responsive and Accessible
You shouldn’t have to wonder where your CPA is. We prioritize clear communication and make it easy to get the answers you need when you need them.
A Team That Knows Your Business
We specialize in small and mid-sized businesses, growth-stage companies, and executives. The people working on your account understand the real-world financial challenges you face.
CPA and Advisory Services Built for Business Owners
Whether you’re managing a growing company, planning for the future, or navigating a major financial decision, Number Nerds has the expertise to support you at every stage.
Tax Planning & Compliance
Proactive tax planning and compliance support designed to identify opportunities, manage tax exposure, and keep individuals, businesses, partnerships, and S corporations aligned with their filing obligations.
Business Advisory & Fractional CFO Insight
Higher-level financial insight without the full-time cost. We help founders, executives, and growth-stage companies with forecasting, cash flow planning, and smarter growth decisions.
Tax-Efficient Long-Term Planning
Tax-aware planning for business owners and individuals making decisions around compensation, retirement contributions, entity structure, and long-term wealth goals.
Strategic Accounting & Reporting
Reliable bookkeeping, payroll coordination, and financial reporting that give you a clear, strategic picture of where your business stands.
Entity, Growth & Exit Planning
Entity structure guidance, multi-state tax considerations, exit planning, and M&A support for businesses at every stage of growth.
Who We Work With
Our clients come to us at different stages, but they share something in common. They want a financial partner who understands their world and helps them make better decisions with their money.
💼 Business Owners & Entrepreneurs
👔 Executives & High-Income Professionals
💎 High-Net-Worth Individuals & Households
🏠 Real Estate Investors
🩺 Medical, Dental & Professional Practices
⚖️ Law Firms & Consultants
🛒 E-Commerce & Closely Held Businesses
Recognized by San Diego Magazine Readers
Each year, San Diego Magazine’s Best of San Diego Readers’ Choice Awards invites the community to vote for their favorite local businesses across hundreds of categories. Being named Best Accounting Firm in San Diego reflects the trust our clients have placed in us, and the work our team puts in every day to deserve it.
We’re proud of this recognition. More importantly, we’re proud of the relationships behind it.
Number Nerds was founded on the belief that great financial guidance should be personal, practical, and proactive. Our team brings decades of combined experience, and a genuine commitment to every client we serve.
Avi Taheripour
Managing Director, CPA, MBA
Avi founded Number Nerds to give business owners and individuals access to thoughtful, strategic CPA guidance. With more than 18 years of experience across public auditing, consulting, and taxation, she brings technical depth, analytical judgment, and a practical approach to complex tax and financial decisions.
Payam Abrishami
MBA, CA Registered Tax Preparer
Payam brings more than 22 years of experience across tax, business strategy, and financial operations. His work focuses on helping clients understand their numbers, make informed decisions, and strengthen long-term financial outcomes.
What Our Clients Are Saying
Let’s Talk About Your Financial Goals
Whether you are looking for a strategic CPA relationship, planning for business growth, or navigating a more complex tax or financial decision, we would be happy to start a conversation. Consultations are straightforward, no-pressure, and focused on your situation. Consultations are straightforward, no-pressure, and focused entirely on your situation.
Number Nerds, CPA | CA CPA Corporation License #8911 | (858) 571-8623 | 5075 Shoreham Pl #250, San Diego, CA 92122
Ready to Plan Beyond the Tax Return?
Our team helps business owners, executives, and high-net-worth individuals plan ahead, manage tax complexity,
and make better financial decisions. Reach out today to schedule your consultation.
Prefer to call? Reach us at (858) 571-8623