Pornhub

Pornhub, part of the Pornhub NETWORK campaign, is a pornographic video sharing website and the largest pornography site on the Internet. Pornhub was launched in Montreal, providing professional and amateur photography since 2007. Pornhub also has offices and servers in San Francisco, Houston, New Orleans and London. In March 2010, Pornhub was bought by Manwin (now known as MindGeek), which owns numerous other porn websites.

Source: Wikipedia