Atria is a food group. The group includes a number of companies, the more well-known of which include Sibylla, Lithells, and Ridderheims. The subsidiaries' operations include the production of liver pate, meat and chicken products, and various finished products. Operations are conducted worldwide but mainly concentrated in the Nordic countries, the Baltics, and Russia. The company was founded in 1903 and is headquartered in Seinäjoki.