Prior to her time at Bryant, Antelmi served as an assistant coach at Boston University from Aug. 2016 through June 2018. Antelmi was also the Director of Around the Crease Lacrosse Camps while with the Terriers, and aided in the continuous development of the team’s 27 student-athletes.

Working under Coach Taylor, Antelmi joined the Le Moyne College program as an assistant coach for two seasons, where she received the IWLCA Division II Outstanding Assistant Coach Award for her efforts in the 2015 campaign. Antelmi helped guide the program to two 18-win seasons, a Northeast-10 Regular Season Championship, and two Final Four appearances.

Antelmi made a break into coaching as a graduate assistant coach at SUNY Cortland, where she aided in training the Division III Attacker of the Year and Defender of the Year. Helping the Red Dragons to a 22-1 record, a No. 1 national ranking, and the program’s fourth Final Four appearance.

"I am thrilled to be joining the women's lacrosse coaching staff here at Colgate. It's a privilege to be a part of a university community that values the pursuit of excellence both on the field and in the classroom,” Antelmi said. “There are great days ahead in this new era of Colgate Women's Lacrosse, and I'm so grateful for the opportunity to be a part of it. I can't wait to get started working with Kathy, Katherine, and the student-athletes!"

A four-year letterwinner at the State University of New York at Albany, Antelmi was a captain of the women’s lacrosse program and a two-time America East Conference Champion. Making two appearances with the Great Danes in the NCAA Tournament in 2012 and 2011, Antelmi was also a two-time All-Academic Team member.

A native of Bridgeport, New York, Antelmi earned a Bachelor of Arts in mathematics from Albany in 2013, and is currently furthering her education at Le Moyne College towards a Masters in Education.