Phone: (610) 269-2420, Ext. 43505


Degrees and Certifications:

Mary (Byrne) Stumm

Ms. Stumm is an English teacher at the Downingtown STEM Academy. She earned a Bachelor of Science in English Secondary Education from West Chester University, graduating summa cum laude. Before joining STEM, Ms. Stumm was a long term substitute at Chichester High School in Delaware County. She is delighted to return to the Downingtown Area School District, as she spent a semester student teaching 8th grade at Downingtown Middle School and enjoyed a long term substitute position at STEM before coming on board full time.

Ms. Stumm is a proud Phillies and Flyers supporter and also follows NCAA football and basketball. She enjoys traveling, running, and having fun with her family, friends, and her yellow lab, Madeline.