Dunkin’ joe rates kudos from loyal fans

Globe Staff

Dunkin' Donuts said today that it has been recognized as tops in coffee customer loyalty for the fifth straight year.

A research firm called Brand Keys has developed a set of metrics that it claims can measure customer loyalty. In the coffee category, coffee from Dunkin' Donuts, the Canton-based coffee-and-baked-goods chain, once again was number on the Brand Keys Customer Loyalty Engagement Index, Dunkin' said in a press release.

The release included a statement from John Costello, chief global customer and marketing officer at Dunkin' Brands, parent company of Dunkin' Donuts.

"We are very proud to have earned the top ranking for customer loyalty five years running," Costello said.

(The photo with this post is a company handout.)