Dennis Callaghan

Founded in 2000 by John Abbott, 451 Research LLC is a technology-industry syndicated research and data firm focused on the business of enterprise IT innovation. The firm is headquartered in New York City. 451 Research is a division of The 451 Group, a leading global analyst and data company. 451 Research's market-segment coverage is focused, organized and delivered through comprehensive Practice Areas available via subscription. These areas include: CloudScape (CS), Eco-Efficient IT (ECO-IT), Eco-Efficient IT (ECO-IT), Enterprise Security (ESP), Internet Infrastructure Services (IIS), Infrastructure Computing for Enterprise (ICE), Information Management (IM) and Multi-Tenant Datacenter (MTDC).