Ms. Donnelly has been a school counselor at Matawan Regional High School for four years. Prior to coming to MRHS Ms. Donnelly had twelve years of counseling and teaching experience at the elementary, middle, and high school levels. She is a Nationally Board Certified Counselor and holds a post graduate certificate in substance abuse counseling. Prior to working in the field of education Ms. Donnelly had a career in business. Ms. Donnelly is a member of the University of Buffalo Regional Advisory Council and the New Jersey College Admissions Counselor Association.

Ms. Donnelly is the advisor for the Husky Ambassadors and Amnesty International.