Pedigree Petfoods is a subsidiary of the american group Mars, Incorporated

Mars, Incorporated

Mars, Incorporated is a worldwide manufacturer of confectionery, pet food, and other food products with US$30 billion in annual sales in 2010, and is ranked as the 5th largest privately held company in the United States by Forbes. Headquartered in McLean, unincorporated Fairfax County, Virginia,...

 specializing in pet food

Pet food

Pet food is plant or animal material intended for consumption by pets. Typically sold in pet stores and supermarkets, it is usually specific to the type of animal, such as dog food or cat food...

, with factories in Great Britain at Melton Mowbray, Peterborough and Birstall, Leeds; and offices at Waltham-on-the-Wolds.
In 1934, Mars Limited, a division of the large American confectionery company that had been based in Slough

Slough

Slough is a borough and unitary authority within the ceremonial county of Royal Berkshire, England. The town straddles the A4 Bath Road and the Great Western Main Line, west of central London...

 since 1932, acquired Chappel Brothers in Manchester. This company took low-quality meat and canned it as dog food, branded as "Chappie".
In 1935, production was moved to Slough.