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  • Manufacturing pressure equipment and compressor sets
  • Manufacturing sets and components for pressure and non-pressure vessels and boilers
  • Manufacturing special machines and lines, machine parts, weldments, instruments and tools
  • Material cutting and forming, welding, surface treatments
  • CNC bending of tubes and profiles
  • Forming, metalworking and welding
ATC Styl s.r.o.
One-off, low-volume and medium-volume custom manufacturing of precision machine parts from drawings or specifications in CAD models delivered by the customer.
informationwebCompany ID: 26279193
Energo Choceň, s.r.o.
Manufacture and delivery of cooling equipment and other engineering technologies. Units, modules and other components designed for specific applications. General deliveries for cooling for specific use cases according to the precise needs of the customer.
informationwebCompany ID: 25932420
Foundry Technologies, s.r.o.
Custom manufacturing for foundry, engineering and metallurgical companies. Component and comprehensive deliveries for projects, manufacturing documentation, manufacturing and final assembly, including servicing and spare parts.
informationwebCompany ID: 05945119
Foundry Projects and Services Sagl
Creation of conceptual designs, feasibility studies, engineering and design, and front-end systems. Assistance and support for tenders and the subsequent implementation of orders.
informationwebCompany ID: CHE-364.669.779
SEA Kolín s.r.o.
Design, manufacturing, delivery and installation of industrial boilers. Pressure and vacuum equipment. Steam-locomotive repair. Control systems.
informationwebCompany ID: 04608712
Tvarmetal s.r.o.
Bending pipes, welded and assembled parts. Design and manufacture of tools, special machines and equipment. Automation. Thermal insulation for piping.
informationwebCompany ID: 27493202
Meyto s.r.o.
Designer furniture and interior accessories.
informationwebCompany ID: 06388540
Special equipment for agriculture.
informationwebCompany ID: Projekt

Segments of operations

  • Heating and cooling power engineering, electrical installation and energy services
  • Diagnostics, engineering and design services
  • Warranty and post-warranty servicing of supplied equipment
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  • Components for and complete vessels and boilers, compressor sets
  • Manufacturing machine parts, weldments, devices and tools, CNC manufacturing
  • Manufacturing special machines, lines and equipment, automation
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  • Management and effective utilisation of group assets
  • Consulting for strategic and project management
  • Company optimisation, acquisitions and development
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The group 3H is based in the Czech Republic and operates in the EU.
The group has worldwide partnerships.

60+ mil EUR

Group revenues




Companies in the group


Export countries

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