The partners in the Kolab Enterprise Community are the backbone of the professional services world. Engaged from development of components and working closely with Kolab Systems in the integration and delivery of solutions, partners are also the front line for 1st level and on-site support. This way partners guarantee your competent service partner down the road, with the backing of a global community of the most capable technical experts for the various technologies that make Kolab the uniquely powerful solution to your needs.

bergwerk IT provides IT developement and technical support for small and medium enterprises and is specialised in technical consulting for design and media agencies. Our key focus is on internet presences and customized coding. Implementing content managements systems, groupware, online stores and network solutions, we mainly rely on Open Source Software.

Bynari provides Kolab-based server products and an array of middleware collaboration software to effectively fulfill your collaboration needs.  Whether you are in a pure Kolab environment or working in a heterogeneous environment, Bynari is the perfect partner for all your software collaboration needs.

The DECOIT GmbH, founded in 2001, co-operate very close with universities, suppliers, vendors, and resellers within its business area. The main work fields are IT consultancy, software development, and system management. Special business areas are IT security, VoIP, groupware solutions, network monitoring. The company works with open source software mainly.

Hans de Raad (DevHdR) is an independent ICT specialist whose expertise is mainly focussed on the many dynamic and diverse aspects of human-machine interaction processes. His company offers consultancy and support for several open-source projects like Drupal, Piwik, openSUSE and of course Kolab!

Free Software is our passion. As one of the largest independent service providers for Open Source Software in Germany we bridge the gap between freedom and functionality. With more than 180 man-years of experience we have a huge portfolio of standardized but yet customizable solutions at hand. We find solutions that fit your needs - even for uncommon requirements.

Endocode develops Open Source and proprietary software using C++, Qt, Java or Python, supports clients in collaborating with Open Source communities, and provides training and consulting on these topics.

Intevation GmbH is an independent IT - professional services company completely based on Free Software. The building blocks are Free Software components. At your choice we will continue to operate, support, introduce the solution and qualify your staff at all levels. If you like to change your current IT-policies or software-development towards Free Software, we can assist your change management.

it25 is a company specialized in providing services for enterprise-class messaging systems and Linux-based IT-infrastructure solutions.

KDAB, the world's largest independent source of Qt knowledge, provides consulting and mentoring for developing Qt applications from scratch as well as expertise in porting from all popular and legacy frameworks. We offer Qt trainings and have trained 50% of commercial Qt developers globally. Our software products increase Qt productivity.

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KONSEC GmbH develops groupware products and solutions based on IMAP. We also offer consulting services in messaging and collaboration environments. mainly develops and support software, web, network, servers, with Open Source, and offer consulting. We provide localizing, offer and support of Kolab solutions in Japan.

p@rdus excels in high quality PHP development with a primary focus on a Kolab web client which is based on Horde.

Prognus & EITS is an innovative company with qualified and certified professionals, specialized in developing and supporting high quality open source solutions. Our team discovers, develops and markets products, especially groupware and communication tools for small, medium and large businesses.

Randalli Investments CC is an ICT Solutions company offering Outsourced Services, OpenSource Systems Support, Web Development, Hardware and Software Sales.

TBits. net GmbH is specializing in it-security, network and voice over ip telephony. We provide consulting, problem analysis, conceptional design and system audits. Our main focus is system consulting and assistance. It also includes the setup of firewall systems and virtual private networks, the secure and encrypted data exchange via inter-, intra and extranet as well as protection against viruses and hackers. We also provide secure hosting. We use open source software - Kolab - for our solutions. We audit ISO 27001.

Founded in 2002, Univention is a leading provider of cost-effective products and services for the open source environment in the German-speaking world. At the heart of Univention's concept are its Linux infrastructure solution, Univention Corporate Server (UCS), and UCS-based software appliances, such as UCS Thin Client Services (UCS TCS) and Univention Corporate Desktop (UCD). UCS is a modern enterprise Linux distribution. UCS enables uncomplicated and central management in basic as well as sophisticated environments with its integrated identity and infrastructure management system. It is an ideal platfrom for Kolab groupware solutions from Kolab Systems AG. All Univention products are Open Source software. Its customers include federal and regional authorities, municipalities, banks and many medium-sized companies from a broad range of industries.