About us

We are six consultants working for Germanys leading Social Collaboration IBM business partner – GIS AG in Hannover, Germany.
Our daily work consists of planning, installing and maintaining IBMs Social Collaboration solutions.
In this Blog we want to share our knowledge by providing technical hints how to handle this software. We are very interested in creating a greater community of Collaboration Administrators.

Julius Schwarzweller (julius.schwarzweller@gis-ag.info)
IT System Architect for IBM Connections and Websphere Portal
Julius SchwarzwellerWithin several years of working experience I gathered deep knowledge in WebSphere Application Server, WebSphere Portal and IBM Connections technology.
My daily work consists of planning highly complex, high available collaboration solutions. My main blogging topics are related to IBM Connections and the related software products (like DB2, TDI, WAS and LDAP)


Jan Riedel (jan.riedel@gis-ag.info)
Senior System Engineer for IBM Connections and IBM Websphere Application Server
Jan RiedelSince 2002 I`m working in the IT branch, many years of them as Lotus Domino Administrator. I changed my main focus to IBM Connections and WebSphere Application server several years ago. Specialized to Linux systems, I am an initial member of the developer Team of the GIS Collaboration Center and responsible for the automatic cloning process. I am now a member of the project delivery team, realizing complex and high available collaboration solutions in the cloud or on-premise. Main blogging topics are related to IBM Connections and its components.


Andreas Bader (andreas.bader@gis-ag.info)
IT System Architect for IBM Domino and IBM Sametime
Andreas BaderI’m a IBM/Lotus Domino administrator for about 15 years and have implemented these Domino products in several customer projects. The last about 10 years I worked with several application servers based on IBM WebSphere Application Server (i.e. WebSphere Portal, IBM Connections) and IBM Sametime. My daily work consists of planning, installing and administering highly complex collaboration solutions based on IBM Collaboration products.
My main blogging topics are related to IBM Sametime.


Sebastian Küthe (sebastian.kuethe@gis-ag.info)
Senior System Engineer for IBM Connections, IBM Websphere Application Server, IBM Sametime and Domino
Sebastian KütheInitially coming from the technical network branch I am now working with the Collaboration team at GIS.
My main focus lies within IBM Connections, IBM Domino and IBM Sametime with specialisation on the GIS Collaboration Center for UNIX.



Mostafa Elbosseily (mostafa.elbosseily@gis-ag.info)
Senior System Engineer for Microsoft SharePoint, Exchange Server and Office365
mostafa_ElbosseilyI’m a Microsoft Engineer specialized on Microsoft Server Administration, SharePoint, Exchange and Office365 since 10 years.
My daily business is to build up new SharePoint and Exchange environments (Hybrid Platform with Office365) and develop custom integration scenarios.
My main blogging topics will be related to SharePoint, Office365 and Hybrid Platforms.