Facebook, Inc. is a US social networking and social networking services company. It is headquartered in Menlo Park, California. It was founded by Mark Zuckerberg, along with other students and roommates from Harvard College, Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes. It is considered one of the Big Four technology companies (actually five) along with Amazon, Apple, Google and Microsoft.
The name of the company comes from the textbook directories that are often given to American college students.
The Facebook service can be accessed from devices with an Internet connection, such as personal computers, tablets and smartphones. After registering, users can create a personalized profile that reveals information about themselves. Users can post text, photos and multimedia of their own design and share it with other users as “friends”. Users can use several integrated applications and receive notifications of their friends’ activities. Users can join groups of common interest.
Facebook had more than 2,200 million active monthly users as of January 2018. It receives outstanding media coverage, including many controversies, such as user privacy and psychological effects. The company has faced intense pressure on censorship and on the content that some users consider unacceptable.
The initial public offering of Facebook (IPO) in February 2012 was the highest initial valuation to date for a public company ($ 104 billion.
Facebook offers other products and services. Acquired Instagram, WhatsApp and Oculus Rift and independently developed Facebook Messenger.