Turmbau Steffens & Nölle GmbH

International construction of towers

TSN (Turmbau Steffens & Nölle) is one of the leading companies in the construction of free-standing steel towers, guyed masts and special structures as well as the assembly of complete broadcast antenna systems. The structures reach heights of up to 370 metres and are manufactured for customers in the telecommunications, broadcasting and television sectors; they are located in almost all parts of the world. The range of services includes project planning, foundation construction, steel supply and assembly. With its special expertise in carrying out assembly work at great heights, including assembly with helicopters, TSN sees itself as the first point of contact for engineering services at great heights.

Further Investments INFRASTRUCTURE (13)

ANCOTECH Group

Reinforcement and transport anchor systems

Employees:

approx. 111

Sales 2023:

approx. 55.3 EUR million

AURORA Konrad G. Schulz

Heating and air conditioning systems

Employees:

approx. 528

Sales 2023:

approx. 82.3 EUR million

BETOMAX systems

Concrete construction solutions

Employees:

approx. 196

Sales 2023:

approx. 23.8 EUR million

FS-BF

Silicone and acrylic sealants

Employees:

approx. 125

Sales 2023:

approx. 41.7 EUR million

H. HEITZ

Edge and wrapping veneers

Employees:

approx. 309

Sales 2023:

approx. 33.4 EUR million

HAUFF-TECHNIK

Sealing systems for cables and pipes

Employees:

approx. 504

Sales 2023:

approx. 92.7 EUR million

MIGUA Fugensysteme

Section construction for movement joints

Employees:

approx. 71

Sales 2023:

approx. 12.9 EUR million

OBUK Haustürfüllungen

Aluminum and plastic panels for front doors

Employees:

approx. 267

Sales 2023:

approx. 25.6 EUR million

REMKO

Air conditioning and heating technology

Employees:

approx. 243

Sales 2023:

approx. 90.2 EUR million

SCHUSTER Klima Lüftung

Ventilation and air conditioning technology

Employees:

approx. 87

Sales 2023:

approx. 17.5 EUR million

WEIGAND Bau

Pipeline and cable duct construction

Employees:

approx. 199

Sales 2023:

approx. 26.7 EUR million

WEINISCH

Powder coating of metals

Employees:

approx. 66

Sales 2023:

approx. 6.4 EUR million

WIRUS Fenster

Full-range supplier of windows and doors

Employees:

approx. 275

Sales 2023:

approx. 64.7 EUR million