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Welcome to

Mars Belgium

Belgium based offices and businesses

Mars Belgium – established in 1962 – employs over 320 employees at two locations and in the following business categories: Food, Chocolate, Chewing gum and Petcare.

Mars Belgium operates from two sites that are located in Sint-Stevens-Woluwe and in Olen.


The Olen rice production unit, which was established in 1977, manufactures and exports UNCLE BEN’S® rice throughout Europe.

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