Implementation and maintenance of the ZIMBRA messaging solution

Summary

The procurement concerns implementation and maintenance of the ZIMBRA messaging solution under a framework agreement. Orders will be issued through purchase orders, and services will be paid for at unit prices. The framework agreement is procured jointly for Rennes Métropole, the City of Rennes, the social action centre and the schools fund; Rennes Métropole coordinates the procurement and manages the contract administratively and financially. The planned start date is 15 December 2026 and the term is 24 months. Bids must be submitted electronically by 9 October 2026 at 12:00. Bidders must account for electronic invoicing, environmental requirements, price revision and a six-month tender validity period; variants are not permitted.