Two World Wars, the Great Depression, India's independence struggle, the licence-permit raj, controls on foreign exchange and expansion, economic liberalisation, and the reforms of the 1990s — a list of companies in India have seen it all.
These handful of Indian companies have been in existence for over 100 years; and several of them are still going strong.
Here are the 15 companies in India that are still 100 years 'young'.
Watch the video to find out more.