Cornerstone Funding History

Since Cornerstone was founded in 1999, it has participated in 5 rounds of funding. In total Cornerstone has raised $489.5M. Cornerstone's last funding round was on Nov 2017 for a total of $300.0M.

Cornerstone Funding Rounds

ROUND

FUNDING DATE

AMOUNT

NUMBER OF INVESTORS

INVESTORS

Equity
Nov 2017
$300M
1
IPO
Mar 2011
$136.5M
1
Series D
Sep 2007
$32M
2

Cornerstone Investors

INVESTOR

ROUND

FUNDING DATE

Equity
Nov 2017
Series F, Series E, Series D
Dec 2010, Mar 2009, Sep 2007
Series F
Dec 2010
Series F
Dec 2010
Cornerstone has 6 investors, including Silver Lake, Bessemer Venture Partners and NTT DOCOMO Ventures. The latest investment occurred in Nov 2017.