Kolbotn IL 2

In addition to the two Kolbotn teams, 86 other teams from 14 different countries played in Boys 15. They were divided into 14 different groups, whereof Kolbotn IL 2 could be found in Group 14 together with Kolstad IL, IFK Kristianstad 2, AG Håndbold 1, Valur and TJ Sokol Úvaly. Kolbotn IL 2 continued to B-Play-off after reaching 5:th place in Group 14. In the playoff they made it to 1/16 Final, but lost it against HSG Nordwest 1 with 11-16. In the Final, Herning FH won over HSG Nordwest 1 and became the winner of B-Play-off in Boys 15. Kolbotn IL also participated in Boys 14 during Partille Cup 2017. They reached the 1/16 Final in B14 B-Play-off, but lost it against Brabrand IF with 8-9.