Strong units. Common goal.
Our companies
The NTA Group brings together specialized companies under one roof and boasts a broad portfolio with locations in Germany and Luxembourg. Clear structures, audited key performance indicators, and regional roots form the foundation for sustainable growth and long-term stability.
HSS Sicherheits-Systemhaus
Since 1976, HSS has been developing customized security technology – from planning to service, implemented reliably and precisely.
NTA Systemhaus
Integrated solutions for communications, IT and security – strong regional roots and broad national presence.
MTG Kommunikations-Technik
With over 125 years of experience, MTG offers manufacturer-independent communications and security solutions that combine tradition and innovation.