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db4o

db4o

db4o (database for objects) is an object-oriented database that simplifies the storage and retrieval of application objects (complex event processing (CEP) systems, etc.), allowing programmers to perform both functions with one line of code. db40 is open source, and available for Java and .NET programmers. The database has over 50,000 users and is developed and distributed by Versant Corporation (property of Actian Corporation), a multinational software company.

Background
Founder: Carl Rosenberg (db4o project)
CEO: Steve Shine (Actian Corporation)
Timeline:
2000: db4o project launched
2004: Db4objects, Inc. Formed; db4o commercial product launched
2009: The name Db4objects, Inc. changed to Servo Software, Inc.; Sevo Software, Inc. acquired by Versant Corporation
2012: Versant Corporation acquired by Actian Corporation

Actian Corporation is headquartered in Redwood City, California, USA, with additional offices in New York, Texas, California and South Carolina, USA. The company also has offices in the United Kingdom, France, Germany, the Netherlands, India, Australia, and Brazil.