Big data analytics company Palantir has been valued at around $20bn following a large boost in funding.
The company, which provides tools around areas such as cyber security, crisis response and military intelligence, raised $129 million in new funding.
This latest funding forms part of a round that has seen it raise close to $680 million. Investors have included Founders Fund and In-Q-Tel, which is a non-profit venture capital firm that focuses on investing in technology companies that help the Central Intelligence Agency.
Palantir, a 12 year-old company from Palo Alto, has clients such as the U.S. government and deals with other companies in finance and legal research.
Customers have included the Los Angeles Police Department, the Securities Investment Protection Corporation as well as organisations such as the CIA and FBI.
The company uses data-mining software that helps customers like government agencies to quickly visualise relationships among vast amounts of data.