| Euronext Paris: OPN
Groupe Open SA engages in the provision of information technology services. It offers consulting services for information systems strategy, information security, project portfolio steering and governance, and corporate reorganization. The company provides application engineering services and offers multimedia, mobility, and machine to machine solutions. It also provides infrastructure services which cover technical architecture consultancy. The company was founded by Frédéric Sebag in 1989 and is headquartered in Paris, France.