CHF's investors include MPM Capital, Investor Growth Capital and SV Life Sciences.

FORBES: Magazine Article

The round was led by Europe-based late stage private equity firm Investor Growth Capital, with new investors Goldman Sachs and Accolade Partners (which is a limited partner in venture funds), along with existing investors Northbridge Venture Partners, Sigma Partners and Tenaya Capital.

FORBES: Acquia Looks To 2014 IPO With New $30M Round

Though much of the increase in risk can be attributed to dry international capital markets, low investor tolerance for risk and poor growth prospects in developed markets, this does not exonerate Mr da Silva or the rest of them.

ECONOMIST: UNenforceable

The decision of prominent venture capital firm Union Square Ventures to invest in DuckDuckGo shows investor confidence in the opportunities for innovation and growth in the search space.

FORBES: Understanding Internet Competition: Why All High Tech Markets Are Not Equal