MENLO PARK, Calif., May 31, 2012 /PRNewswire/ -- Silver Lake, the global leader in technology investing, today announced the appointment of Jason Rosenthal, who will join the firm's Value

Cisco Systems' chief development officer Charles Giancarlo is resigning from the networking gear marker to join an investment firm in Silicon Valley, the company has announced.

A "development council" composed of several executives will replace Cisco Systems Inc. CEO heir-apparent Charles Giancarlo, who has resigned.

NEW YORK - Charles Giancarlo, Cisco Systems Inc.'s chief development officer and heir-apparent to CEO John Chambers, resigned Thursday to join the investment firm Silver Lake Partners.

Silver Lake, the leader in private investments in