CoreSys is a Veteran Owned Small Business (VOSB) working primarily with the U.S. Government. We hold an ISO 9001:2015 certification. CoreSys is a recognized expert in the design, development, implementation, and management of enterprise U.S. Army human resources (HR) systems with over 30 years’ experience developing and maintaining Army HR systems and databases. We specialize in Custom Application Development, Enterprise Architecture and Governance, DoD Architectural Framework (DoDAF), Service Oriented Architecture (SOA), CIO Support, Application Transformation and Modernization, Cloud Solutions, Data Warehousing, etc.