onExchange delivers an open-standards-based transaction-processing environment that replaces or complements multiple systems and expedites custom development efforts. The onExchange ECS software platform supports J2EE standards and messaging protocols, enabling wide-ranging access to integration points with legacy and new applications. The web-based user interface provides end users real-time access to information and enables them to manage their accounts and portfolios easily. ECS is designed for easy integration with other systems, particularly those moving to STP.In August 2004, onExchange was acquired by The Clearing Corporation. The valuation of onExchange was undisclosed. Other terms of the deal were not released.