Katherine Makris Director
Washington, D.C.
(202) 365-8004


Katie connects nonprofit organizations to passionate supporters through high-profile events. She has extensive experience in donor research and pipeline development and helps organizations increase their impact by creating connections with potential donors. Through this, she has helped numerous nonprofits develop more sustainable support strategies through events and campaigns.


Katie joined Orr Group as a full-time Director in 2021 after being a Senior Consultant since 2016. Before joining the firm full-time, Katie owned and operated a successful business focusing on nonprofit fundraising events and operations. Prior to her work with Orr Group, Katie was a Major Gifts Officer for the American Red Cross in the National Capital Region. Additionally, she spent time at Ford’s Theatre and the National Capital Chapter of the National MS Society. She has led a myriad of events from luncheons and galas to mass-market recreational events. She also has extensive experience in individual and institutional prospect and donor research, major gifts, board strategy, and corporate fundraising.

Selected Recent Partners


  • B.S., Merchandising Management, Michigan State University in East Lansing, 2005


  • Development Committee Member, &Mother, Berkeley, CA

My typical Sunday…

A long bike ride or run at sunrise, followed by a day out and about in the city with my family, which includes my husband, Mike, two sons, Elias and Emett, cat, Jameson, and dog, Ezra!