[6] He was joined in 1902 by his brothers, Howard and Edward, and they incorporated Hannaford Bros. Co. By 1920, the company became a leading produce wholesaler in northern New England.

In 1939, with the purchase of Tondreau Supermarkets Inc., sponsor of Red & White stores in Maine, Hannaford expanded into the wholesale grocery business.

[4] By 1960, Hannaford Bros. had constructed a 200,000-square-foot (19,000 m2) distribution center in South Portland, Maine, to better service more retail stores.

However, the move ended up bringing an even bigger competitor into Food Lion's market when national chain Kroger bought 20 of the redundant stores.

Independently owned and operated franchises receiving merchandise through Hannaford's wholesale distribution continue to use the Shop ’n’ Save name, mainly in smaller communities.

The concept of Guiding Stars was born from extensive consumer research that revealed a desire to live healthier lifestyles, but showed confusion understanding the volume and complexity of the nutrition-related information available in the media, advertisements and on food packaging.

[8] In 2007, 4.2 million Hannaford customer credit card numbers were exposed as a result of a data breach perpetrated by a Russian/Ukrainian hacker group.

[13] Ahold was the owner of the competing New England–based Stop & Shop supermarkets, which become a sister company and brand to Hannaford as a result of the merger with Delhaize.