About us

As a sector-independent IT service provider, it is important to us to offer reliable and fast service of high quality to our customers.

The tech employees of AZ IT-Systems & Consulting GmbH ensure smooth system operations with a minimal downtime under 0.2 per cent through practice-oriented consulting, delivery, startup operations, maintenance and support, for both regional and international operating companies.

Our production specialists and consultants supervise projects in varying departments, from Enterprise Portal solutions and IT Security solutions over IT system monitoring solutions to projects around the topic Cloud Back sourcing. Our specialists will advise and support you and install individual solutions at our customer’s request.

In doing to, we always strive to be fair, open, reliable and trustworthy, while taking on responsibility.


04/30/2015 Founding of AZ IT-Systems & Consulting GmbH by the associates and simultaneously CEOs Chris André Zellmann and Ertem Albayrak.

07/01/2015 Acquisition of Kegelmann Consult GmbH’s IT System business, which had been founded 32 years ago. AZ officially begins its work.

01/11/2015 As of now, AZ is an ICINGA2 Enterprise partner. With this partnership, AZ ranks second-highest in partnership levels, a sign of competence and power.

Conclusion of the first IT system service project. Based on Lenovo Enterprise Flex Systems, a new infrastructure for 30 employees and over 150 data input units has been established.

As of now, AZ is a member of “Allianz für Cyber-Sicherheit” (Alliance for Cyber Security).

The annual ICINGA boot camp takes place in Berlin. As a partner, AZ naturally is on site at this important event.

Beginning of the first long term ICINGA project.

We are permanently advancing; as of now we will be working in Client Management with the Aagon company.

Beginning of the renovations of the AZ premises.

Our first year of business is completed. Numerous projects have been realized and significant partnerships established.

Barely a year after forming the partnership, AZ becomes ICINGA Full Service Provider.

Stagnation equals regression! During the past few months AZ managed to further expand their strategic partnerships. New partners include Trend Micro, Juniper Network, Kaspersky and many more.

In June we finally connected to fiber-optic cable.

The second year of business has been completed. Still AZ only moves in one direction: forward! Various projects have successfully been completed, AZ now works with 100mbit fiber and many partnerships have been strengthened and developed further.

AZ hosts the semi-annual business breakfast in Obertshausen. After brief words of welcome of Obertshausen's mayor Mr. Winter, the IHK's manager Mr. Weinbrenner and the chairman of Sparkasse Mr. Kuhn, the CEOs of AZ did a short presentation on the EU's "General Data Protection Regulation" which will come into force May 25, 2018.


Your contact person

Karin Ziegler

Business Development

Chris André Zellmann

managing director

Elvira Blazevic

assistant to the management

Our partners