GlaxoSmithKline

GSK plc, previously GlaxoSmithKline plc, is the next name that is listed among the largest biotech companies in the UK. It is a multinational pharmaceutical and biotechnology corporation based in London, England. GSK, formed by the combination of Glaxo Wellcome and SmithKline Beecham in 2000, is the world's tenth-largest pharmaceutical firm and ranks #294 on the 2022 Fortune Global 500.

GSK develops medicines for major diseases such as asthma, cancer, infections, diabetes, and mental health. GSK legacy products, such as amoxicillin, mercaptopurine, pyrimethamine, and zidovudine, are on the World Health Organization's List of Essential Medicines. The company developed cancer treatments with revolutionary potential for patients suffering from ovarian cancer, endometrial cancer, and multiple myeloma. It also produced monoclonal antibodies to help in the treatment of many diseases. Monoclonal antibodies are proteins produced in a laboratory that function similarly to antibodies found in the human immune system.

Every day, two million of its vaccinations are provided, and 40% of the world's kids receive a GSK vaccine. The revolutionary malaria vaccine is the first and only vaccination that has been demonstrated in long-term clinical studies to reduce malaria in children.

Founded: 2000
Headquarters: London, England, UK
Website: https://www.gsk.com/en-gb/company