Mark is in his fourth year helping with Houlagan Lacrosse, most recently serving as a coach with the 2020 Boy's Team and helping with the 2025/26 team.
Mark enjoyed a successful career at Division III powerhouse Springfield College, graduating in 1995. While with the Pride, Anastas was a member of the 1994 National Championship team. During the 1994 season, Anastas was selected as a USILA All-American. Anastas was also selected to the All-New England and All-Conference teams in both 1993 & 1994.
Originally from Wayland, Massachusetts, Mark graduated from Wayland High School in 1990. Mark started coaching on the Seacoast through the York (ME) Parks & Rec. Department in 2000 and still helps coach today. Along with York Parks & Rec., Anastas has helped coach with Northshore Lacrosse since 2013, and York Middle School since 2017.