About us

Kolab Systems AG is an Open Source Independent Software Vendor (ISV) developing, maintaining, supporting and providing a wide range of services around the Kolab Groupware Solution.

Fully committed to software freedom and Open Standards, it is the global competency leader and custodian for a process open to community participation. The results of that process reach our customers as a quality assured solution that brings all the benefits of Free Software.

Part of a company group that excels in security and cross platform solutions with over 200 people, Kolab Systems is prepared to provide you with the level of mission critical data integrity you deserve.

Partners

The partners in the Kolab Enterprise Community are the backbone of the professional services world

Associations

Kolab Systems participates in, is a signatory to, or engages in a range of activities and groups.

Georg C. F. Greve

Chief Executive Officer
Chairman of the Board

Georg is one of the leading entrepreneurs in the Free Software world: Self-taught software developer, traditionally trained physicist, author, and founding president of the Free Software Foundation Europe (FSFE) and involved in most of the crucial battles for a society that is based on openness and freedom.

Aaron Seigo

Kolab Evangelist

Aaron is here to act as an interlocutor between the Kolab community, Kolab Systems, and Kolab users around the world. He is here to help you understand what Kolab is up to, where its strengths lie, and how it might server your organisational goals.

Jeroen van Meeuwen

Senior Systems Architect
Head of Consultancy

Jeroen is the lead architect behind Kolab v3, its best practices and deployment guidelines. He is mostly busy advising and counseling the internal team, meeting with penetration testers to learn about more ways Kolab deployments can be further secured, and acting as the father of all our consultants.

Lioba Leickel

Account Manager

Lioba is here to help you get the most value out of Kolab. Whether you are an existing customer or considering to use Kolab: Lioba will take care of your questions and needs, guiding you through the various options and scenarios to identify the best choices with you.

Giles Vincent

Chief Design Officer

Giles is responsible for all our visual design output at Kolab. This covers the look and feel of the ever evolving Kolab user interface, customer journey, corporate branding, as well as new ideas and future initiatives.

Mads Petersen

Technical Team Manager

From his background at managing technical teams in IBM and Credit Suisse, Mads has grown into the Technical Team Lead at Kolab Systems, juggling the many parallel activities to ensure our team delivers quality, on time. He is also serving as the master of Kolab Systems' Scrum teams.

Lecia Nel

Customer Service Representative

Lecia is the person who will patiently assist you when you hit a stumbling block in your usage of Kolab Enterprise or Kolab Now. She is in charge of support and will make sure everything is done to clear the road for you as quickly as possible.

Liutauras Adomaitis

Consultant
Operations Engineer

Liutauras is an experienced Kolab engineer with a background in operations. He supports partners and customers in their installations, operations and integration of third party components, helping them to get the most value out of their Kolab Enterprise deployment.

Nanita Rica Winniewski

Customer Care and Sales Agent

Nanita is supporting Kolab Now users and helping to grow its user base. She is also supporting administrative processes and helps where she is needed.

Thomas Brüderli

Mr. Roundcube
Special Projects

Thomas is the original developer of Roundcube, the world most popular webclient. He has been the lead developer on many of the Kolab Web Applications, such as Calendaring and Tasks, and is now mentoring some of our special projects.

Lucy Meier

Administrative Assistant

Lucy is the good spirit holding together many of the activities in Kolab Systems, assisting with many of the ongoing tasks as well as helping our customers and partners.

Aleksander Machniak

Web Developer

One of the primary developers of Roundcube, Alec is the lead developer on Kolab's ActiveSync and File Sharing capabilities. He is working on all kinds of web technologies in and around Kolab.

Till Adam

Managing Director, KDAB (Germany)

Originally coming from a liberal arts background, Till has spent the last fifteen years in the software world. At Kolab Systems he is helping with business development and the Kolab Desktop Client.

Christian Mollekopf

Qt Developer

Christian is working on the Kolab Desktop Client as well as on ensuring that 3rd party developers can easily interface with the Kolab technology.

Sandro Knauß

Software Developer

Sandro is working on the cross-platform Kolab Desktop Client. His main interest is in encryption technology.

Stefan Hartsuiker

Operations Engineer

Stefan makes sure that all servers are running as they should with a special focus on the Kolab Now infrastructure.

Andrea Stöckli

Business Consultant
Administration

Andrea is working with Kolab Systems as part of our administrative and accounting team and supports Georg in the management of growing the business organically over the past years.

Thomas Bollmann

Accountant
Adminstration

Thomas is responsible for tracking the incoming and outgoing payments as part of our accounting team. He is more dangerous than he looks. You do not want to mess with him. (Just kidding, he's actually really nice)