Some thirty coaches and managers train, organise and oversee the teams and academy run by the club.

Stella Maris is best known for its youth system which has successfully produced dozens of players who have gone on to play for clubs throughout Ireland and the United Kingdom.

[6] Stella Maris have been regular participants in the Milk Cup, playing against the youth teams of among others, Feyenoord, Manchester United, Manchester City, Everton, Blackburn Rovers and Middlesbrough as well as national youth teams representing Wales, Estonia and Slovakia.

On 27 July 1994, Glen Crowe scored a hat-trick as Stella Maris defeated Estonia 8–0 in a Milk Cup game.

[8][9] Republic of Ireland women's internationals Stephanie Roche and Áine O'Gorman are both former Stella Maris players.