For the seventh straight year, Dunkin' Donuts has been ranked No. 1 in customer loyalty in the coffee category by the Brand Keys Customer Loyalty Engagement Index.
This year, Dunkin’ Donuts was also ranked No. 1 in customer loyalty in the packaged coffee category.
The 17th-annual national survey conducted by brand loyalty and engagement consultancy Brand Keys identifies brands that are best able to engage consumers by meeting or exceeding their expectations, which creates loyal customers.