USA
Tor Project
Year of founding : 2006
Employees : 0-50
Non profit initiative for internet privacy and freedom online
Tor develops free and open source software for privacy and freedom online, protecting people from tracking, surveillance, and censorship. The Tor Project’s mission is to advance human rights and freedoms by creating and deploying free and open source anonymity and privacy technologies, support their unrestricted availability and use, and further their scientific and popular understanding.