NSI Accounting & Financial Services

    San Francisco, California 🇺🇸

    Expert Accounting & Tax Services in San Francisco

    NSI Accounting provides comprehensive tax preparation, bookkeeping, and financial advisory services to San Francisco businesses and individuals. We navigate California's complex tax landscape so you can focus on innovation in one of the world's leading tech hubs.

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    4.9/5 Local Rating
    15+ Years in San Francisco
    Serving San Francisco Businesses

    San Francisco Tax Landscape

    Here's what you should know about taxes in San Francisco, California.

    California State Tax (up to 13.3%)

    California has the highest state income tax in the US at 13.3%, making strategic tax planning essential for SF residents.

    SF Sales Tax (8.625%)

    San Francisco's combined state and local sales tax rate is 8.625%, applied to most retail goods.

    CA Franchise Tax

    California imposes an $800 minimum franchise tax on LLCs and corporations, plus additional fees based on income.

    SF Business Tax

    San Francisco's Gross Receipts Tax replaced the payroll tax — rates vary by industry and revenue levels.

    Capital Gains

    California taxes capital gains as ordinary income — critical for SF's many startup founders and investors.

    Federal + State Filing

    SF residents file both federal (IRS) and California Franchise Tax Board returns, requiring dual compliance expertise.

    Our Services in San Francisco

    Accounting, tax, and financial services for San Francisco businesses and individuals.

    Tax Preparation

    Strategic tax planning for SF's high-income tech professionals and startups.

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    Tax Filing

    Federal and California state filing with FTB compliance.

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    Bookkeeping

    Cloud-based bookkeeping for SF's SaaS, fintech, and biotech companies.

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    Payroll Services

    Full payroll management with California labor law compliance.

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    Personal Tax Filing

    Optimize your personal taxes in California's high-tax environment.

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    Incorporation Services

    Delaware, California, or federal incorporation with expert guidance.

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    Financial Statements

    Investor-ready financial statements for SF startups and enterprises.

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    IRS Audit Support

    Professional IRS and FTB audit representation.

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    Service-Specific Pages for San Francisco

    Local Expertise

    Why Choose NSI Accounting in San Francisco?

    We know California's tax rules and combine that with our cross-border experience to serve San Francisco clients well.

    Whether you need expert tax preparation, reliable bookkeeping, or business incorporation support, our San Francisco team is here to help. Learn more about NSI Accounting.

    Local Advantages

    Specialized expertise in tech startup accounting (stock options, 409A, SAFEs)
    Deep knowledge of California's complex tax code and SF's Gross Receipts Tax
    Experience with venture-backed companies, IPOs, and equity compensation
    Understanding of SF-specific business taxes and compliance requirements
    Cross-border expertise for SF companies with international operations
    R&D tax credit optimization for tech and biotech companies
    "NSI understood our startup's unique needs from day one — stock option taxation, R&D credits, and SF's business tax. They've been instrumental in our financial growth."
    PP

    Priya Patel

    Co-Founder & CEO, Nexus AI Labs

    Tax Tips for San Francisco Residents & Businesses

    Plan for California's 13.3% top tax rate — consider timing of income recognition, especially for stock option exercises.
    SF startups: take advantage of the federal and California R&D tax credits — they can offset significant tax liability.
    Understand SF's Gross Receipts Tax — it applies based on your industry classification and revenue thresholds.
    If exercising ISOs, plan for Alternative Minimum Tax (AMT) implications at both federal and state levels.
    California taxes capital gains as ordinary income — structure exits and equity events carefully.
    Consider California's $800 minimum franchise tax when choosing your entity type and state of incorporation.

    Accounting FAQs for San Francisco

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    Get Expert Accounting Help in San Francisco Today

    Talk to an expert on our San Francisco team and let's figure out how we can help.

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