For you we go through fire and water.

For more than 80 years Gruppe Heat stands for innovative and process-oriented heat treatment processes.

With our expertise and unique laboratory technology we are your partner for development and production with a variety of procedures. In four production site in Germany and an additional new site in Turkey, we guarantee the highest production safety and quality. During the entire production process, including the preceding and following work steps, we can support you with a qualified and reliable network of partner businesses.

Our customers come from – among others – the following fields:

  • Automotive industry
  • Passenger restraint systems
  • Diesel injection systems
  • Chassis technology
  • Driveline technology
  • Aerospace industry
  • Machine engineering
  • Tool construction
  • Furniture industry
  • Medical technology

Strength lies in quality.
Friedrich Nietzsche


in accordance with
IATF 16949

Our certification is provided by TÜV Nord CERT GmbH for the following fields: development of heat treatment processes suitable for materials and components, including preceding and following processes, heat treatment, material testing, mechanical production and assembly.

in accordance with
DIN EN ISO 14001

We are the personification of sustainability and accredited in accordance with ISO 14001 by TÜV NORD

CERT GmbH for effective, certified environmental management. This green award makes our responsible approach to natural resources visible.

in accordance with
DIN EN ISO 50001

Our improved energy management system is certified by TÜV NORD CERT GmbH. Our energy efficiency and use are continuously improving, we are protecting the environment and decreasing the expense to you.