L'Oréal, one of the largest companies in France, is the world's largest manufacturer of high-quality cosmetics, perfumes, hair care, and skin care products.
I was in charge of consolidating the current Exchange 2003/BlackBerry Enterprise Server 4 infrastructure to the new Exchange 2010/BES5 infrastructure. Unlike Exchange 2003 infrastructure where administrative groups (and consequently servers) were split according to entities (50), the Exchange 2010 environment consolidates and centralizes all users EMEA (35.000).
Exchange 2010 frame:
Infrastructure: Active Directory, Exchange 2003/2010, BlackBerry Enterprise Server 4/5, Windows XP/Seven