GlaxoSmithKline is a large British pharmaceutical company headquartered in London. Some key facts: - Formed in 2000 through the merger of Glaxo Wellcome and SmithKline Beecham. - Had revenue of £28.39 billion and net income of £1.85 billion in 2010. - Employs over 96,500 people worldwide and operates in pharmaceuticals, vaccines, consumer healthcare and nutritional products. - Between 2007-2010 its compound annual growth rate for sales was lower than the overall pharmaceutical industry average, indicating slower growth compared to its peers.