Quattro Portoni is a farm with breeding of Mediterranean buffaloes and a dairy that operates within the niche food market and produces high quality semi matured and matured cheeses with only buffalo milk. The company is active in the production and trading of cheeses produced with pure buffalo milk,obtained from the processing of the farm’s raw material. The company fully manages the cultivation of its agricultural funds for the production of fodder on the edge of the natural park of the Serio river in Cologno al Serio,manages the breeding of the buffalo herd, the cheese-making of the milk, the ripening process and the trading of cheeses. Quattro Portoni is a pioneer in the production of aged buffalo cheeses and over the years has 
enriched its offer with exclusive products and registered trademarks, obtaining the most significant quality awards and recognitions at an international level. Quattro Portoni is associated with the Agrienergia consortium which has built a plant for the management of livestock waste, the abatement of nitrates, the production of electricity, creating a circular economy model.