Since 1969, Elektro Ing. Dietmar Wolf GmbH has specialized in safety engineering services, including fire alarm system installation and maintenance, emergency lighting, and escape route planning. Headquartered in Karlsfeld near Munich, the company operates at four additional locations in Magdeburg, Potsdam, Dortmund, and Neuss, with a dedicated team of 35 employees providing reliable solutions for the protection of people and property. ​ ​ ​ ​

Wassermann GmbH specializes in fire protection as well as gate and door systems, offering customized concepts with full-service support. With over 20 years of experience, the company is a leading provider in Northern Bavaria. A large on-site service team of more than 40 qualified employees ensures comprehensive support—from planning and installation to maintenance and testing. Its state-of-the-art vehicle fleet guarantees efficient solutions for both new and replacement systems.

For over 70 years, Gebr. Kuttner GmbH has been a respected Hamburg-based master craftsman business specializing in the maintenance of doors and gates. A highly skilled team of 20 employees delivers top-tier services to public institutions and industrial clients. With a strong focus on fire protection and security, the company ensures regulatory compliance and contributes to building safety. Gebr. Kuttner GmbH stands for reliability and professional expertise, making it a trusted partner in the industry.

Torpado GmbH specializes in industrial door and gate systems. For nearly 20 years, its team of experts has been installing, modernizing, and maintaining roller shutters, sectional doors, and high-speed doors. Providing high-quality service for doors from all manufacturers is part of the company’s daily operations, with a focus on long-term and trustworthy partnerships. ​ ​ ​

KHT Industriepartner GmbH is a leading service provider for the inspection, maintenance, repair, retrofitting, and renewal of crane, lifting, and gate technology systems.

With long-standing partnerships in Hamburg, Osnabrück and Bremen, the company serves numerous public and private sector clients with over 50 employees. KHT stands out with product-neutral consulting, long-term partnerships, and dedicated customer support, bringing multiple trades together "under one roof." ​

M&S Türen und Tore is the regional market leader in door and gate systems as well as fire protection. With a team of over 30 highly qualified employees, the company has been delivering comprehensive services to commercial, public, and private clients in Baden-Württemberg for nearly 30 years. Innovative ideas and unique concepts have earned M&S a strong reputation nationwide. ​ ​

ITS is a specialized service provider for all types of gate and door systems, operating with its own well-stocked wholesale warehouse. Four expert installation teams with fully equipped service vehicles provide a full range of services, from installation and maintenance to repairs. Regular training with top manufacturers ensures the highest level of expertise. A 72-hour spare parts supply and an emergency service round out the comprehensive service offering. ​ ​ ​