SAPOWITH TAX ADVISORY

Cut Through Complexity. Capture More Value.

We help startup founders, mid-market businesses, investment funds, and high-net-worth individuals navigate tax challenges with confidence—pairing sophisticated expertise with responsiveness and real-world ROI.

Trusted Expertise. Undivided Attention.

Sapowith Tax Advisory is a boutique CPA firm focused on consulting and specialty tax matters. We offer highly developed advisory services with greater flexibility, responsiveness, and value than a traditional CPA firm.

Whether you're preparing for a transaction, expanding internationally, managing multi-state operations, or need representation in front of a tax authority, you can rest assured your complicated tax matters are in experienced and capable hands. Our goal is simple: deliver smart, strategic tax guidance that saves you money and positions you for long-term success.

Your Trusted Partner

I started Sapowith Tax Advisory to give growing businesses and their leaders access to the kind of tax guidance that drives real results. 

With experience that spans across specialty areas like M&A structuring, cross-border tax, and state and local tax issues, I work closely with clients to uncover opportunities, reduce risk, and plan with confidence—bringing technical depth and a clear, holistic vision to help you achieve your goals.

Explore Our Services

We provide specialty tax consulting services across a focused set of service areas—helping you make smart, well-informed decisions and reach successful outcomes.

Strategic Business Tax Planning

Our Strategic Business Tax Planning services go beyond basic planning to optimize your partnership or corporate structure, refine your executive compensation, and identify other ways to make your business more tax efficient.

International Tax

Get support with expanding your business internationally, entering the U.S. market, minimizing your global tax liabilities, setting up investment structures, and individual residency planning.

M&A Tax Advisory Services

From due diligence to transaction structuring and agreement reviews to post-transaction optimization, our M&A tax services are designed to uncover risks, identify planning opportunities, optimize your tax profile, and align tax outcomes with business objectives.

State & Local Tax

We streamline your state & local tax profile - helping businesses and individuals manage risk and minimize their various income, sales & use, property, and excise taxes through services such as nexus & taxability studies, tax residency planning, tax exemption reviews, and credits & incentives analyses.

Tax Advocacy and Dispute Resolution Services

We represent clients in federal, state, and local tax disputes—offering audit defense, pre-audit risk assessments, penalty relief, installment plans, and support for delinquent filings and information returns.

Insights

Explore our analysis and insights on the specialty tax world.

Digital Asset Taxes: Navigating Federal, State, and International Tax Obligations for Web3 Businesses

The rise of decentralized technologies has outpaced tax authorities’ ability to define, regulate, or even classify the activities that drive the Web3 economy. What began as a debate over whether cryptocurrency is property or currency has evolved into a far broader challenge: how to apply legacy tax rules to entirely new modes of economic activity. […]

digital asset tax

Foreign Parents and U.S. State Tax: What Multinationals Keep Overlooking

Clearing federal hurdles doesn’t stop state tax auditors; foreign groups learn this only after a surprise assessment. When multinational businesses enter the U.S. market, they often begin by evaluating federal tax rules: whether the foreign entity is engaged in a U.S. trade-or-business, whether treaty protections apply, and how income is characterized for U.S. purposes. These […]

united states on a map

Who We Work With

We’re proud to support a wide range of clients who share a common need: clear, responsive, and deeply knowledgeable guidance at key moments of growth.

Life Sciences
Investment Funds and Portfolio Companies
Technology
HNW Individuals & Family Offices
Mid-Market Businesses
Cryptocurrency & Digital Asset Companies
Consumer Products and eCommerce
Cannabis Operators and Ancillary Businesses

Schedule a Consultation

Have pressing tax questions? Are you looking to understand how our services can help support you?

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    The Fine Print

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