2013 horse meat scandal as 100% beef. British company Primerdesign Ltd provided many of the tests to laboratories and companies wishing to test for contamination. By 16 January 2013 four subsidiaries of ABP had been accused of supplying adulterated meat. They were Silvercrest in County Monaghan, Dalepak in North Yorkshire, Freshlink in Glasgow, ABP Nenagh in County Tipperary, Ireland and Dairy Crest, Rossington. Hamburger meat from Silvercrest Foods, a subsidiary of Larry Goodman's ABP Food Group, in County Monaghan, Ireland, was found to contain 29% horse meat relative to beef. Porcine DNA was also found. Tesco dropped Silvercrest as a supplier of processed meat,
Tesco of its products in response, and announced that they were working with authorities and the supplier to investigate the cause of the contamination. In July 2013 Tesco security staff violated the UK Equality Act 2010 by refusing to allow a blind lady's guide dog to enter the Feltham shop. Tesco staff refused to apologise for the violation of the law for 5 days. It was also revealed that security staff had thrice previously ordered a different blind person and his guide dog to leave the shop. Following further incident in 2013 when the manager of Tesco in Sutton ordered a