Alex Stewart Agriculture Ltd is a fully UKAS accredited company working to ISO/IEC 17025: 2005 standards. Alex Stewart Agriculture provides world class FOSFA, GAFTA and UKAS approved independent inspection and laboratory services. The ASA Group is supported by the A. Norman Tate and Huson and Hardwick Laboratories to offer a complete range of analytical, inspection and certification services for the facilitation of the international trading of soft commodities including animal feed, oilseeds, oils & fats, bio diesel, grains and cereals, fertilizers, raw & refined sugar and other food products.