Thomas Stensitzki owns Granikos GmbH & Co. KG, Germany, and focuses as a principal consultant on Exchange Server, Office 365, and Microsoft Azure. He is an MVP for M365. He holds various Microsoft certifications, such as Microsoft Certified Master for Exchange Server 2010 and Microsoft Certified Solutions Master Messaging. When not working as a consultant, he teaches Microsoft technology courses as an MCT and is the MCT Regional Lead for Germany.