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.
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.
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.
Navigate the most aggressive tax enforcement landscape in decades with confidence.
This playbook equips executives, founders, and CFOs with proven strategies to identify and neutralize the five biggest mobility tax risks. Inside, you’ll find state-by-state risk maps, audit-ready documentation systems, and international compliance frameworks—practical tools you can implement immediately to protect your position and stay ahead of complex, overlapping tax rules.
We provide specialty tax consulting services across a focused set of service areas—helping you make smart, well-informed decisions and reach successful outcomes.
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.
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.
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.
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.
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.
Our Tax Compliance & Provision services go beyond basic return preparation to deliver defensible returns and provisions tied to your broader tax strategy, with specialized expertise in cannabis, digital assets, and private equity.
Explore our analysis and insights on the specialty tax world.
What Changed and What Didn’t On December 18, 2025, President Trump signed an executive order directing the Attorney General to expedite completion of the federal rulemaking process to move cannabis from Schedule I to Schedule III. The order follows a 2023 recommendation from the Department of Health and Human Services (HHS), which found over 30,000 […]
The Permanent Challenge of 280E Section 280E can create effective tax rates exceeding 70% for cannabis businesses, fundamentally altering the economics of an otherwise profitable industry. Originally enacted in 1982 after Edmondson v. Commissioner allowed a cocaine trafficker to deduct business expenses, the statute now applies to every state-legal cannabis operation. IRS audit data has […]
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.
Have pressing tax questions? Are you looking to understand how our services can help support you?
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