Business Tax
Tax Services
Our Tax Service Offerings
Cost Segregation
Global Transfer Pricing
International Services
Private Client Services
State and Local Tax
Tax Controversy
Tax Credits
Tax Services for High Income
Why Withum?
For over 40 years, our tax advisors have been helping businesses large and small with planning, preparation, and compliance. As a nationally recognized Top‑25 firm and independent member of the global HLB network, we offer deep expertise in international, federal, state, and local tax and develop cost‑effective tax strategies wherever you operate.
Connect with Our Leaders
Tax Insights
A New Balance of Power: What the 120th Congress Means for Federal Tax Legislation
The 2026 midterm elections have shifted the balance of power in Congress. Democrats have taken control of the Senate with at least 54 seats, compared with 44 for Republicans. Two races, in Alaska and Mississippi, are still undecided. In the House of Representatives, Democrats have secured control of the chamber with at least 255 seats,…
What Your Year-End Close Says About Your Finance Function
Year-end close does more than finalize the prior year’s financial results. It provides an important assessment of how well the accounting function is operating and where improvements should be prioritized in the year ahead. Year-end puts more pressure on accounting departments than a typical month-end close. In addition to normal reporting responsibilities, teams are managing…
Charitable Giving and Education Savings in 2026
Charitable Contributions For 2026, donors who itemize may claim a tax deduction for contributions of cash of up to 60% of AGI and for contributions of noncash assets held more than one year, up to 30% of AGI. The OBBBA made the 60% ceiling for cash gifts to public charities permanent. Donation amounts in excess…
International Year-End Tax Planning 2026
Most OBBBA international provisions apply to tax years beginning after December 31, 2025, so 2026 is the first year in which calendar-year groups compute net CFC tested income (NCTI), foreign-derived deduction eligible income (FDDEI) and the revised base erosion and anti-abuse tax (BEAT) under the new rules. This summary addresses the rules that govern 2026…
Why R&D Tax Credit Audits Can Be Won or Lost on Documentation, Not Technical Merit
Many taxpayers assume that if they perform legitimate research and development activities, they are automatically entitled to claim the federal Research & Development (R&D) tax credit under Internal Revenue Code (IRC) §41. While technical innovation is certainly a prerequisite, recent IRS guidance and court decisions have highlighted a reality that many businesses overlook: R&D tax…
Tax Events
The Executive Risk Playbook: Managing Operational, Compliance and Cyber Risk in an Uncertain Environment
International Tax Year-End Planning Strategies
Your SharePoint Is Smarter Than You Think: A Practical Starting Point for AI
Year-End Tax Planning Strategies for Businesses
Agriculture Innovation and the R&D Tax Credit: What Qualifies?
Withum’s Healthcare Symposium 2026
Who’s in Control of Your AI?
The Target Has Shifted: What Every Organization Holding Personal Data Needs to Know About Today’s Cyber Threats
AI-Powered Legacy Modernization: Reduce Technical Debt Without Replacing Everything
Year-End Tax Planning Strategies for High-Net Worth Individuals
Contact Us
For more information or to discuss your business needs, please connect with a member of our team.