ECI, Inc. (Eze Castle Integration)

ECI, Inc. (formerly Eze Castle Integration) is a managed IT and cybersecurity services company that provides cloud, cybersecurity, digital workplace, networking, compliance, and IT outsourcing solutions for organizations in highly regulated industries. The company delivers a comprehensive portfolio of managed services, including cloud infrastructure, Microsoft 365 management, cybersecurity operations, endpoint protection, disaster recovery, business continuity, help desk support, network management, data protection, and strategic IT consulting. ECI specializes in serving hedge funds, private equity firms, venture capital firms, family offices, registered investment advisers (RIAs), wealth managers, insurance firms, healthcare organizations, and other financial services businesses requiring secure and compliant technology environments. The company operates globally through offices and service centers across North America, Europe, and Asia-Pacific, helping clients modernize their IT infrastructure while enhancing operational resilience and regulatory compliance. Formerly Eze Castle Integration, the company rebranded as ECI in 2020 to reflect its expanded managed services platform and broader industry focus. Founded in 1995, ECI, Inc. is headquartered in New York, New York, United States.