The CDEC CDN/NDG actively participates in the regular community meetings of the CDN/Snowdon Community Council as well as the NDG 2020 public assemblies organised by the NDG Community Council.

The CDEC is also a member of several working committees and community tables in the neighbourhood, including :

Round Table on Food Security in Côte-des-Neiges
Intercultural round table committee
Round Table on Employment in CDN/NDG
NDG revitalization committee
Comité Côte-des-Neiges 2010
Benny Farm Community Round Table (Friends of Benny Farm)
CDN "Comité d'action Nord-Est"
NDG Round Table
MUHC Inter-Neighbourhood coalition
"Making Mega-Projects Work for Communities" Community-University Research Alliance (CURA)