Greylock was founded in 1965 in Cambridge, Massachusetts by Bill Elfers and Dan Gregory, joined shortly thereafter by Charlie Waite.

[3] In 2009, Greylock relocated its headquarters from the original Boston location to Silicon Valley.

The communities are composed of product managers, engineers, and technologists from Silicon Valley's largest and fastest growing companies who meet once a quarter.

[13] Greylock partners include David Sze,[14] Reid Hoffman,[15] and Mustafa Suleyman.

[16] This article about a private equity or venture capital firm based in the United States is a stub.