Listly
Listly by Nick Kellet
These are the top 100 Chief Marketing Officers around the world who 1) provide useful content and consistently engage with their followers on Twitter, 2) truly "get it" when it comes to the best ways to use Twitter and other forms of social media,
Source: http://www.smmmagazine.com/exclusives/top-cmos-on-twitter/
Chief Social Marketing Officer at Collective Bias
Chief Marketing Officer at Bionic Click
Chief Marketing Officer at SMMChile
Chief Marketing Officer at CommCreative
Chief Marketing Officer at Express
Chief Marketing Officer at MindLeaders
Chief Marketing Officer at BearCom Wireless
Chief Marketing Officer at Radian6
Chief Marketing Officer at Tech.li