John Dumbleton

Senior Vice President, Business Development

John Dumbleton has served as Senior Vice President, Business Development since May 2008. He is responsible for business development activities and oversees the global partner program, marketing and product management groups at MASERGY. He is also responsible for the development and management of MASERGY's strategic business relationships with resellers, value added resellers and channel partners.

Prior to joining MASERGY, Mr. Dumbleton served as the Group Vice President of Wholesale and Indirect Channels at McLeodUSA, where he managed the strategic development of the wholesale, resale and channel partner businesses including sales, sales support and product development.

Mr. Dumbleton has served in executive positions at Allegiance Telecom and MCI (now Verizon Business). Mr. Dumbleton holds an MBA and bachelor's of science in industrial engineering and operations research from Virginia Tech.