Centro de Cultura e Desporto Sintrense (CCDS) is a nonprofit association serving employees and retirees of Sintra City Council, municipal companies, and entities established or supported by the municipality. It brings members together through cultural, recreational, sporting, educational, health, and social activities, with a focus on participation and community life.

CCDS offers activities including cycling, dance, yoga, Pilates, theatre, cultural outings, tourist routes, and family events. Its social support includes assistance related to sport, education, and health, summer holiday programmes, Christmas celebrations, support for newborns, and emergency social aid. The association also publishes information about local events and activities in Sintra.

Through partnerships and protocols, members can access special conditions from external providers in areas such as psychology, fitness, medical imaging, beauty, massage, and domestic or home-care services. CCDS shares membership information, announcements, and practical resources through its website, helping members discover activities, support options, and community opportunities.