Karen Dunn

JD LLM | Senior Manager


To boldly go beyond clients’ tax issues, look at their operations holistically, and help them achieve their exempt purposes…that’s Karen’s lifelong mission.

She combines legal, tax, and mediation expertise into a distinctive approach that enables her to resolve conflicts, educate clients, and facilitate the creation of strong new organizations. In addition, she uses her authorial talents to write insightful content for Clark Nuber clients and the not-for-profit world at large. Prior to joining Clark Nuber, Karen had a solo law and tax practice for not-for-profit clients, was a tax manager in the not-for-profit industry group at Deloitte LLP in Seattle, and general counsel for a not-for-profit organization in New York City.

Practice Emphasis

  • Tax planning for not-for-profit organizations and private foundations
  • Preparation and review of not-for-profit organization returns
  • Consulting with regard to tax exemption issues, qualifying for and maintaining tax exemption, excess benefit transactions, and executive compensation
  • Preparation and review of applications for recognition of exemption
  • Minimizing excise and unrelated business income tax exposure

Proven Results

  • Facilitated new organizations in the organizational process from incorporation through obtaining a determination of tax exemption status.
  • Obtained reinstatements of exemption for organizations automatically revoked for failure to file annual returns.
  • Obtained corrections or changes of organizations’ public charity or private foundation status with the IRS.
  • Successfully represented not-for-profit organizations in negotiations with the IRS regarding qualification for exemption and reducing unrelated business income tax liability.
  • Practical Guide to the Form 990 by Clark Nuber, an on-line treatise published by CCH, contributing writer/editor.
  • Clark Nuber Not-for-Profit Newsletter, contributing writer/editor.


  • Brooklyn College, B.S. in Accounting, Summa Cum Laude
  • Fordham University School of Law, J.D.
  • New York University School of Law, Masters of Law in Taxation


  • Washington State Bar Association
  • New York State Bar Association
  • American Institute of Certified Public Accountants
  • Washington Society of Certified Public Accountants


IRS Data on 1023-EZ Approvals Raises Questions

Higher Sense of Urgency for Post-Election Year End Tax and Charitable Gift Planning

Beyond the Donor Acknowledgement Letter: Forms 8282 and 8283

Election Year Cautions for Exempt Organizations

Top 6 Tax Risks for Your Nonprofit Website

September 6th Deadline for C4 Organizations to File Notice with IRS Barely One Month Away

Self-declared 501(c)(4) Organizations Must Provide Notice to IRS – PATH Part II

Favorable Charitable Giving Tax Extenders Made Permanent – Part I

Will the Road Ahead Be Smoother? The IRS Releases Its 2016 Exempt Organization Work Plan

Tangible Personal Property Regulations – Much Ado about Nothing?

Public Charity Grant Making – Due Diligence and Reporting

ACT Recommendations Regarding Unrelated Business Income Tax – Part III – Proposed Revenue Ruling

ACT Recommendations Regarding Unrelated Business Income Tax – Part II – Revision of Form 990-T Long Overdue

ACT Releases Recommendations Regarding Unrelated Business Income Tax – Part I

IRS issues transition relief for small employers to obtain tax credit for employee health insurance expenses

Gifts to employees – taxable income or nontaxable gift?

Do more with less – a recommendation to the IRS

IRS says internet fundraising is okay, but beware of pitfalls

White House postpones mandatory employer and insurer reporting requirements

Is your Form 990 at risk for an IRS audit this year?

My Life by the Numbers


Years since co-founding a private elementary school that is still going strong


of Star Trek episodes and films watched


Children's books published


Pets. Three chickens (two hens and one rooster) and three cats


Different continents with living family members