Risk I/O Wraps Up $5.25M Series A

Risk I/O, maker of a vulnerability intelligence platform, has raised $5.25 million in a Series A round led by U.S. Venture Partners. Tugboat Ventures and Greg Sands' Costanoa Venture Capital also contributed. As a result, USVP partner Jacques Benkoski joins the company’s board. The company is based in Chicago.

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