All Artists Cultural Organizations Partners Spaces Calgary Blues Music Association Contact calgarybluesfest.com403.668.7144info@calgarybluesfest.com Back to Listing Music Calgary Bluesfest at Shaw Millennium Park | Photo: Calgary Blues Music Association Calgary Blues Music Association Calgary Blues Music Association (CBMA) is the proud presenter of the annual Calgary Midwinter Bluesfest each February and the Calgary International Blues Festival every August, as well as other major blues events in Calgary and area.