Bill Macaitis

Bill Macaitis is currently an advisor at 15Five, but they have held many positions at various companies throughout their career. Bill was the CMO, CRO, and board advisor at Slack from October 2014 to September 2017. During their time at Slack, they helped the company become the fastest growing SaaS company in history. Bill then became the Chief Marketing Officer at Zendesk from August 2012 to August 2014. While at Zendesk, they successfully led the company to a $1.7B IPO by growing revenues 362%. Bill has also held the position of SVP of Marketing at Salesforce.com from December 2008 to August 2012, and SVP of Online Marketing at Fox Interactive Media from December 2005 to November 2008.

Bill Macaitis graduated with a Bachelor of Science in Business Administration from the Gies College of Business at the University of Illinois Urbana-Champaign.