John Castleman

John Castleman is the Former CEO of Mobiquity, a digital consulting firm for leading banking, healthcare, and consumer brands with offices in the United States, Europe, and Asia. Castleman joined Mobiquity in 2016 and led the expansion and ultimate sale of Mobiquity to Hexaware Technologies in 2019.

He was President and CEO of Alliance Global Services from 2008 to 2015, and EPAM acquired Alliance Global Services in 2015. Before Alliance, Castleman worked for several technology services and venture capital firms, including Elemica, Safeguard, and Internet Capital Group (Actua).

He currently serves on the board for Emtec Inc. and Gorilla Logic, a Sverica-backed IT Services company.