Meet Our 2025 Coaches

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Kevin Mallon – Head Coach: Returning for his 11th season, Kevin has led Pinecrest to 3 division titles and brings over a decade of coaching experience in NVSL and high school swim.
📧 [email protected]

Ashlyn Diederich – Assistant Coach: A former Pinecrest swimmer and college varsity athlete, Ashlyn returns for her third season as Assistant Coach.
📧 [email protected] | 📞 571-251-0238

Caden Madden – Jr. Assistant Coach: A Piranha since childhood and now a University of Florida student, Caden brings high energy and 14 years of team experience.
📧 [email protected] | 📞 571-524-3196

Evan Meade – Associate Coach: Evan is a Jefferson Scholar headed to UVA and a longtime Pinecrest swimmer and Polar Piranha coach.
📧 [email protected] | 📞 703-304-3819

Graci Vlattas – Development Coach: A 13-year Piranha and multiple spirit award winner, Graci will play field hockey at Sewanee next fall.
📧 [email protected] | 📞 202-302-5004

Maya Nelson – Development Coach: Maya is a year-round swimmer with Potomac Marlins and returns to coach after years with Peewees.
📧 [email protected] | 📞 703-727-2437

Charles Gibson – Development Coach: A year-round swimmer and martial arts instructor, Charles brings leadership and enthusiasm to the team.
📧 [email protected] | 📞 703-814-6385

Ken White – Technique Coach: A record-holder at Pinecrest and South Lakes, Ken is a nationally qualified swimmer with Nation’s Capital Swim Club.
📧 [email protected] | 📞 571-471-7224

Eli Koh – PeeWee Coach: A dedicated year-round swimmer, Elijah is stepping into his first season as a PeeWee coach.
📧 [email protected] | 📞 571-277-2980

Isla Eckhardt – PeeWee Coach: A spirited Piranha since age 8, Isla has worked with Peewees for three years and now joins the staff as a coach.
📧 [email protected]