Our sales colleagues are happy to help!
If you do not reach our employees directly, please contact our
Main Office
+49 2871 2722 - 0
Office hours
workdays Monday - Friday
8 - 5 Uhr
General sales contact
sales@tis-gmbh.com
Fabian Bielefeld
Managing Director Team Lead Sales
+49 2871 2722 - 50
Mike Ahlmann
Sales
+49 2871 2722 - 13
Tobias Enge
Sales
+49 2871 2722 - 27
Oliver Krahmer
Sales & Project Management with emphasis on long-distance traffic
+49 2871 2722 - 38
Daniel Schlütter
Sales
+49 2871 2722 - 92
Matthias Unland
Sales Operations
+49 2871 2722 - 72
Marie Bier
Sales Operations
+49 2871 2722 - 809
Software & hardware support for customers
Customer Service
If you already are a TIS customer and have questions or problems with our hardware or software, please do not hesitate to contact us. Our colleagues are happy to help!
Hardware & Software support via phone
+49 2871 2722 - 90
Service hours
workdays Monday - Friday
7 am - 5 pm
E-Mail Support Software
For service requests to our software support, please contact:
software.support@tis-gmbh.de
E-Mail Support Hardware
For repair & service requests to our hardware services, please contact:
hardware.service@tis-gmbh.de
PLEASE NOTE!
Access to our early morning standby service or to 24/7 support is available via special agreement.
