ServiceSource announced that Christopher M. Carrington has stepped down from his role as CEO. Effective December 4, 2018, Gary B. Moore, a member of the company Board of Directors since November 2016 has been appointed CEO. Both Carrington and Moore will remain on the company Board of Directors following the change. Moore has been a member of the ServiceSource Board of Directors since November 2016, including his appointment to Executive Chairman in November 2018. Previous to ServiceSource, Moore served most recently from October 2012 to June 2015 as President and COO of Cisco Systems, Inc.