Alexa Internet, Inc. was an American web traffic analysis company based in San Francisco. It was a wholly-owned subsidiary of Amazon.
Alexa was founded as an independent company in 1996 and acquired by Amazon in 1999 for $250 million in stock. Wikipedia
CEO: Andrew Ramm (Mar 2014–)
Founders: Brewster Kahle and Bruce Gilliat
Headquarters: San Francisco, CA
Founded: April 1, 1996
Owner: Amazon