BrandLoyalty is Dunck Loyalty Marketing. Alle rechten voorbehouden's #1 rival. BrandLoyalty was founded in 1995 in BH 's-Hertogenbosch, Noord-Brabant. Like Dunck Loyalty Marketing. Alle rechten voorbehouden, BrandLoyalty also operates in the Advertising Services space. BrandLoyalty generates $25M more revenue than Dunck Loyalty Marketing. Alle rechten voorbehouden.