Dahlia Doumar, Patterson Belknap’s Co-Chair and Managing Partner, concentrates her practice in tax law. Her practice is broad and sophisticated including both domestic and foreign for-profit companies, exempt organizations and high net worth individuals.

Ms. Doumar works extensively in the exempt organizations area counseling clients on unrelated business income tax issues, investment structuring, rules governing the maintenance of donor advised funds, reporting regarding foreign investments and grants, self dealing, intermediate sanctions and excise tax issues generally.

In the corporate area, Ms. Doumar has advised clients on numerous matters, including corporate reorganizations and recapitalizations, restructuring of distressed companies, business acquisitions and dispositions, partnership and limited liability company investments.

Ms. Doumar also works with members of the employee benefit and executive compensation group on tax aspects of employee benefits. Further, Ms. Doumar has represented clients, both for-profit and not-for-profit, before the Internal Revenue Service, New York State and New York City involving audits and private letter ruling requests.

In addition, working with lawyers in the trusts and estates group, Ms. Doumar has advised on the domestication of foreign trusts.

  • New York
  • Massachusetts

  • "MASTER CLASS: Intermediaries: Options, Pros and Cons," UT Law Nonprofit Organizations Institute (January 22, 2026)
  • "Nonprofit Reporting and Basics," PLI Nonprofit Organizations 2025 (September 16, 2025)
  • "Revenue Generating Activities: Investing as a Charitable Activity, Collaborations and Joint Ventures," UT Law Nonprofit Organizations Institute (February 9, 2024)
  • "Revenue Generating Activities: Financing Structures and Mechanisms, Tax Credits, and More," UT Law Nonprofit Organizations Institute (February 9, 2024)
  • "Nonprofit Reporting Basics and Development," PLI Nonprofit Organizations 2023 (September 20, 2023)
  • "Compensation in the Context of Section 4958 and 4960," UT Law Nonprofit Organizations Institute (January 20, 2023)
  • "Investing in the US: Tax Considerations for French Investors," (September 2016)

  • New York University School of Law (LL.M., 1994)
  • Boston University School of Law (J.D., magna cum laude, 1993)
  • Boston University (B.A., magna cum laude, 1990)