Dyson Limited, trading as Dyson, is a multinational technology company with its registered office in the United Kingdom and its operational headquarters in Singapore. Founded in 1991 by James Dyson in Malmesbury, England, the company designs and manufactures household appliances such as vacuum cleaners, air purifiers, hand dryers, bladeless fans, heaters, hair dryers, and lights. As of 2022, Dyson has more than 14,000 employees worldwide.

Sir James Dyson is a British inventor, industrial designer, farmer, and business magnate who founded the Dyson company. He is best known as the inventor of the bagless vacuum cleaner, which works on the principle of cyclonic separation. According to the Sunday Times Rich List 2023, he is the fifth-richest person in the United Kingdom, with an estimated family net worth of £23 billion. As of March 2024, Forbes lists Dyson's net worth as $13.4 billion.