16. Mark Hennessy
General Manager, Global Business Partners, Midmarket
Hennessy took over as IBM's channel chief in January and is looking to the cloud. A 30-year IBM veteran, he was the former head of strategy and transformation for IBM sales and distribution and also was IBM’s CIO. Among his new initiatives, Hennessy is creating programs to help MSPs build solutions and services on IBM's advanced technologies such as SmartCloud, PureSystems and analytics.