Daniel harrop

president and founder

From Amman, Jordan to Lima, Peru from Novosibirsk, Russia to Chengdu, China, Dan has a wealth of international experience and knowledge advising and collaborating with school leaders, consultants and entrepreneurs.   Much of his 20+year career has been in culturally diverse New England boarding schools as a faculty member, advisor, administrator, coach and dorm parent. Dan understands the multifaceted and complex challenges schools face when building programming for international students.  

A significant percentage of his more recent work and expertise involves advancement and residential life as schools look to improve their international programming.  Dan and the NESS team have developed a methodology and network to support school leaders in areas including recruitment, residential life, and advancement, ensuring all programming and interactions are mission appropriate, goal oriented and student centric.

Dan has presented at multiple education conferences and events including TABS, NEASC/AISNE, CBSA, SSATB and NAIS. He attended Avon Old Farms and Gettysburg College. He holds a master's degree from Wesleyan University.

dan bio photo2.jpg

Kathleen Tkac


30 years of experience in independent schools as teacher, Department Chair, Upper School Head, Director of Enrollment Management, Dean of Faculty and International Student Coordinator has given Kathleen a unique perspective on international education in independent day schools. In her role as International Student Coordinator, Kathleen developed an international program from the ground up and ran it for many years, speaking at NAIS on the topic. Kathleen has synthesized these experiences, allowing her to be responsive to the many constituencies that make up a successful international program.

She is very excited to share this expertise with schools that are making this same journey in international education. Kathleen began traveling as a young adult. Having visited over 34 countries on 5 continents she understands the value of global education in its many forms.

Kathleen holds a Bachelor of Science in education and mathematics as well as a Master of Arts in mathematics from West Chester University; she attended the 2016 ADVIS-Penn Summer Institute and is a member of the PA Council for International Education


Alison mcdonald

Operations Director

Blending her two career interests in education and business,  Alison brings an academic perspective from years teaching in independent day schools, and business acuity from working in private industry and as a small business owner. At Northeast School Services, LLC Alison manages business operations including research, marketing and website management. She also interacts daily with school professionals as they implement NESS programming.

While a student, Alison lived, studied and worked abroad, experiencing firsthand the excitement and challenge of adapting to new cultures. She weaves this cultural awareness into her work at NESS, where she is sensitive to the transitional challenges facing students.  She incorporates these experiences to help schools build relevant and welcoming programming for their international students.

Alison holds a Bachelor of Science degree from Lafayette College, and a Master of Science degree from the University of Delaware’s College of Marine Studies.

ali bio photo smaller.JPG