Winthrop’s tax attorneys provide a broad range of tax planning services for the businesses and transactions of both domestic and foreign-based clients. We touch every major sector of the global economy in our practice. Our transactional tax practice has extensive experience in structuring taxable and tax-free corporate restructurings, acquisitions and divestitures, as well as partnership and joint venture arrangements. We advise on all manner of capital markets transactions, and we represent numerous participants in the financial services industry. In addition, we assist ultra-high-net-worth individuals and their family offices with all of their tax planning and structuring needs.

Tax Planning & Transactions
Our Approach
We guide clients through the labyrinth of ever-changing tax issues to help them efficiently manage their tax responsibilities and reduce global tax liabilities. We provide sophisticated, practical, and business-sensitive advice so that our clients can focus on running their operations, planning complex transactions, and managing their businesses. We live and breathe tax laws and see the tax impact in everything we do, both as a firm and as a team.
Clients Include
- Public and Private Companies
- Family-Owned Businesses
- Private Investment Fund Sponsors & Asset Managers
- Real Estate Developers
- Ultra-High-Net-Worth Individuals & Family Offices
Focus
- Taxable and tax-free mergers, acquisitions, divestitures, and reorganizations (both domestic and international)
- General corporate tax planning
- Taxation of partnerships, joint venture arrangements, and other business entities
- Private equity transactions
- Corporate debt structuring and workouts
- Estate and gift tax
- Tax planning and structuring for ultra-high-net-worth individuals & family offices
- Taxation of real estate transactions
- Tax-exempt entities
- Sales and use taxes
- Tax controversies
- U.S. international taxation, with a particular emphasis on cross-border transactions
Notable Experience
- Represented Fortune 500 Company for tax matters in numerous bond offerings, including $9.7 billion bond offering.
- Represented borrowers and lenders for tax matters in syndicated credit facilities with values ranging from under $10 million to over $1 billion.
- Represented publicly traded company for tax matters in private M&A transactions totaling over $10 billion over a two-year period, with transaction sizes ranging from $60 million to $600 million.
- Represented U.S. multinational in 70 country carve-out disposition of two business lines with aggregate transaction consideration of over $1.7 billion.
- Represented family-owned business in $30 million leveraged dividend recap.
- Represented privately held consumer business in $75 million sale to private equity fund.
- Represented real estate developer for tax matters in joint ventures ranging from $10 million to $600 million.
- Represented capital partner for tax matters in real estate joint ventures ranging from $60 million to $400 million.
- Advised alternative investment asset managers on tax-efficient structuring and formation of private investment funds across virtually every asset class, with sponsors ranging from <$50+ million to $100+ billion AUM.
- Represented numerous sponsors in GP-led fund restructurings and continuation fund transactions across multiple asset strategies.
- Led structuring on multiple “GP stake” sale and similar asset manager-enterprise level transactions (including structured equity and loan products).
Bold Perspectives
Big Law Tax Counsel Duo Join Winthrop & Weinstine as Co-Chairs of National Tax Practice
02.12.25
The Employee Retention Tax Credit: IRS Developments and Strategy for Taxpayers
01.09.24
CARES Act Summary: Selected Tax Provisions
04.06.20
The Modern Family and the Modern Estate
04.01.14