Envil scored the all-important goal in the dying minutes of the second half. St Andrews Warren Alvares was adjudged man-of-the-match.
St Thomas and St Andrews ICSE School have now qualified for the main draw of the tournament.
In the earlier matches, St Andrews beat Busy Bee 6-1 with goals from Asher Barreto (3) and Warren Alvares (2) besides a self goal. In Group B, St Thomas beat Naval Children School, Airport road 1-0.
The players received participation certificates from former players Vishant Pednekar, Nelson Landez and Francis Da Souza.
Earlier, Sarpanch of Chicalim, Rubina Rodrigues kicked-off the tournament in the presence of Francisco Nunes and MM Muthawali.
