Nairobi is home to the Nairobi Stock Exchange (NSE), one of Africa's largest. The NSE was officially recognised as an overseas stock exchange by the London Stock Exchange in 1953. The exchange is Africa's 4th largest in terms of trading volumes, and 5th largest in terms of Market Capitalisation as a percentage of GDP.
Nairobi is the regional headquarters of several international companies and organizations. In 2007, General Electric, Young & Rubicam,Google, Coca-Cola, Airtel, and Cisco Systems relocated their African headquarters to the city. The United Nations Office at Nairobihosts UNEP and UN-Habitat headquarters.
Several of Africa's largest companies are headquartered in Nairobi. KenGen, which is the largest African stock outside South Africa, is based in the city. Kenya Airways, Africa's fourth largest airline, uses Nairobi's Jomo Kenyatta International Airport as a hub.
Goods manufactured in Nairobi include clothing, textiles, building materials, processed foods, beverages, and cigarettes.Several foreign companies have factories based in and around the city. These include Goodyear, General Motors, Toyota Motors, and Coca Cola.
Nairobi has a large tourist industry, being both a tourist destination and a transport hub.
Central business district and skyline
Nairobi has grown around its central business district. It takes a rectangular shape, around the Uhuru Highway, Haille Selassie Avenue, Moi Avenue, and University Way. It features many of Nairobi's important buildings, including the City Hall and Parliament Building. The city square is also located within the perimeter.
Most of the skyscrapers in this region are the headquarters of businesses and corporations, such as I&M and the Kenyatta International Conference Centre. The United States Embassy bombing took place in this district, prompting a new embassy building to be built in the suburbs.
In 2011, the city was considered to be about 4 million