KWC DJ ServiceCompany Description KWC is a disc Jockey service proudly serving the Hudson Valley and surrounding areas. Whether you’re celebrating your wedding, Anniversary, Graduation, sweet 16, holiday party, birthday party or any other special event KWC will be there to provide you with quality entertainment. KWC is a disc Jockey service proudly serving the Hudson Valley and surrounding areas. Whether you’re celebrating your wedding, Anniversary, Graduation, sweet 16, holiday party, birthday party or any other special event KWC will be there to provide you with quality entertainment.