Lambert & Butler is a former English tobacco manufacturing company, established in 1834 in Clerkenwell, Central London, that operated as a private business until 1901 when it merged with other UK manufacturers to form the Imperial Tobacco Company. Apart from tobacco products L&B also released several cigarette card sets from the 1910s to the 1930s. They consisted of various topics including motor cars, locomotives, horsemanship, aviation, and association football.

Imperial Brands plc is a British multinational tobacco company headquartered in London and Bristol, England. It is the world's fourth-largest international cigarette company measured by market share after Philip Morris International, British American Tobacco and Japan Tobacco and the world's largest producer of fine-cut tobacco and tobacco papers.