Facebook runs the world's leading Internet social network which lets people connect with friends and family around the world. Users can post photos on their own profile, share messages and links to other sites on the Internet.
The company reported 1.23 billion active monthly users worldwide at the end of December 2013 with 757 million active daily users.
Mobile usage continues to grow with over 945 million monthly users accessing Facebook via mobile devices per month.
Facebook has U.S. offices in: Atlanta; Austin; Detroit; Chicago; Dallas; Los Angeles; Miami; New York; Seattle; Washington, DC; Prineville, Oregon. International offices include: Amsterdam; Auckland; Brussels; Dublin; Hamburg; Hong Kong; Hyderabad; London; Madrid; Milan; Paris; Selangor; Sao Paulo; Singapore; Stockholm; Sydney; Tokyo; Toronto.
The company announced in February it would acquire messaging firm WhatsApp for $16 billion in cash and stock plus additional incentives of up to $3 billion.
In 2013, Facebook reported $7.87 billion in revenue, a 55% increase from $5.0 billion the previous year, and $1.5 billion in net income.
Facebook moved into a new headquarters in Menlo Park by the renowned architect Frank Gehry in 2012.
CEO Mark Zuckerberg ranked as one of the biggest philanthropic donors in 2013 giving nearly $1 billion in stock to the Silicon Valley Community Foundation.
Mark Zuckerberg founded Facebook in 2004 while a student at Harvard with three other classmates. Zuckerberg was quickly sued by fellow Harvard classmates Cameron Winklevoss and Tyler Winklevoss who started their own networking site called ConnectU. They claimed in the suit that Zuckerberg stole their idea by starting Facebook. The resulting lawsuit became the subject of the movie Social Network in 2010.
In 2004, Zuckerberg moved Facebook to Palo Alto, CA and received investment from top venture capital firms in Silicon Valley including Accel Partners and Peter Thiel.
The company acquired photo-sharing network Instagram for $1 billion in April 2012.
The company went public on the Nasdaq on May 19, 2012 in one of the most highly anticipated IPOs ever.
Updated February 25, 2014