The New England Confectionery Company (NECCO) was founded in 1847 and is the oldest multi-line candy company in the United States. Popular brands include: NECCO Wafers, Sweethearts Conversation Hearts, Sky Bar, Clark bar, Mary Jane, Haviland and Mighty Malts Malted Milk Balls. More than 500 seasonal and year-round products are produced at the company's headquarters in Revere, Mass.

http://www.necco.com