Want to get in touch with us?

We are looking forward to your call.
+49 261/91595-0

Send us an email with
questions about our products.

Contact us
Want to get in touch with us?

We are looking
forward to your call.
+49 261/91595-0

Send us an email
with questions
about our products.


About Us

We are a professional team of engineers, management experts and software developers - our customers are in the center of our thinking and doing.

As a software & hardware supplier and management consultant we support enterprise to be successful.

OGS. IT is our passion.


With the current release OGSiD®10 our development department has produced a real all-rounder in the field of the ERP systems.

The new system sets new technological standards with numerous enhancements and an intuitive user concept ... mehr


High performance and the highest security.

From consulting , conceptual design and procurement of a central server hardware about the integration of the systems into the existing surroundings up to the support. Adapted to the needs and tailored to your individually requirements ... mehr


Consulting und best service.

We take our partnership with you seriously and take responsibility in all project phases ‐ from the analysis, the business management organization, management consultancy and process optimization about the software introduction ... mehr


OGS in Numbers


Our hotline is 24 hours, 7 days the week manned with own professionals and helps in the case of emergency also in the middle of the night.


At OGS they are supervised by a long-time permanent staff. On average, the company affiliation is 11,12 years.


The OGS is entirely self-financed and free in their decision ways.


For 30 years we gather expertise in the field of business computer applications. This knowledge and the willingness to innovate make our software unique.

Lothar Graef
Founder and CEO
Manfred Over
Founder and CEO
Rainer Kress
Stefanie Graef
Junior Executive
Thomas Doetsch
Fabian Euskirchen
Traudel Hillesheim
Michael Jung
Software Development
Sven Marasek
Sales Management
Anja Zirbes-Hecken
Entire Management


20. July 2017

Ein altes Sprichwort sagt: "Wer feste arbeitet, soll auch Feste feiern". Getreu dem Motto verbrachten wir am Freitag, den 07.07.2017 anlässlich...

27. June 2017

2017 ist ein ganz besonderes Jahr für die OGS - Wir feiern unser 30-jähriges Jubiläum. Dies ist selbstverständlich ein Grund zum Feiern. Am Freitag...

How OGS can enhance your business process?

+49 (0)261 91595-0     /