Mark Spencer (computer engineer)

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Mark Spencer
Mark Spencer at the 2006 O'Reilly Emerging Telephony Conference
Born	(1977-04-08) April 8, 1977 (age 47) Alabama
Nationality	American
Alma mater	Auburn University
Occupation	Computer engineer

Mark Spencer (born April 8, 1977) is an American computer engineer and is the original author of the GTK+-based instant messaging client Gaim (which has since been renamed to Pidgin), the L2TP daemon l2tpd and the Cheops Network User Interface.

Mark Spencer is also the creator of Asterisk, a Linux-based open-sourced PBX. He is the founder, chairman and CTO of Digium, an open-source telecommunications supplier most notable for its development and sponsorship of Asterisk. Spencer shifted from CEO to chairman and CTO in early 2007.