Our Principals

In 2003, Dr. Barr began his football coaching and teaching career as a member of the Special Education department at Downingtown West High School.  For six years he served as an Emotional Support teacher within the district’s SAILS program, and acted as an Assistant Principal for six years.  Dr. Barr earned his Bachelor’s degree from West Chester University in 2002, completed his Master’s Degree in Educational Leadership, and earned his Doctoral Degree from Immaculata University.

Dr. Barr currently resides in Downingtown with his wife Jennifer and their two daughters.  Both are currently enrolled in the Downingtown Area School District.

Mrs. Fiske began her career in the Downingtown Area School District in 2011 after having taught in New Jersey the previous seven years.  For her first three years in DASD Mrs. Fiske taught Gifted Education at Springton Manor and Beaver Creek.  In 2014 she started teaching at Shamona Creek as their Gifted Support teacher until January 2024 when she became the Assistant Principal at Marsh Creek.  Mrs. Fiske earned her Bachelor's Degree from Kutztown University and received her Master's Degree in Educational Leadership, Management and Policy from Seton Hall University.  She is currently living in Malvern with her husband, Andy, and their two children.  Mrs. Fiske is thrilled to join the Marsh Creek Narwhal Family!

Mr. Kreider joined the March Creek team in 2025, and brings fifteen plus years of experience in education, including roles as instructional support, classroom teacher, and  an administrator. Mr. Kreider most recently served for two plus years as an Assistant Principal in the Eastern Lancaster County School District. Prior to that, he taught Second Grade for a number of years at Brandywine-Wallace Elementary School here in DASD. He holds degrees from Temple University (Bachelor’s of Social Work), Western Governors University (Master’s in Education), and Immaculata University (K-12 Principal Certification).

Mr. Kreider currently resides in Downingtown with his wife, Laura, and their two daughters. When he’s not at school, you may find him coaching soccer at EBYA, biking around Downingtown with his family, or cheering loudly for the Philadelphia sports teams.

Mr. Kreider looks forward to getting to know your family, and working together to create memorable and meaningful educational experiences for all!