MediaCom won the business following a pitch against the incumbent on the account, Publicis-owned Equinox, and undisclosed agencies.
Equinox had worked on Northern Foods business since 1998.
The account includes Northern Foods brands Fox's Biscuits, Goodfellas Pizzas and Dalepak Foods.
Northern Foods recently consolidated its advertising business into Mother.
This article was first published on campaignlive.co.uk