• ATTENTION: Since January 2021
    GESTION-RESSOURCES is now Gestion-CM
    Updates & Migration
    Support & Monitoring
    Setup & Installation
    Configuration & Tuning


With over 500 million users Zimbra is the third largest messaging solution worldwide behind MS-Exchange and IBM Lotus Notes.

Services & Support

G-R assist its clients in implementing Zimbra to ensure its maximum productivity. We offer a wide range of services, from installation, configuration and migration to training for administrators, help desk or super-users.

G-R in brief...

G-R provides IT services since 1995 to private companies and non-profit organisation. We assist and support all organisations in the analysis and the improvement of their IT needs and processes. Our approach fosters open-source software and technologies when most appropriated and is always based on the use of standards to ensure interoperability and mobility. G-R is now the only Gold Partner of Zimbra in Canada.

To know more...


About Us

G-R provides IT services since 1995. Our expertise in open collaboration technologies allow us to assist our clients all along their project, from the analysis to the production and to ensure the maintenance and support of their systems.