Christian Wunn

tec5 AG develops and manufactures hardware components for spectroscopy. Its products include tecSaaS-Embedded spectroscopy, OEM subassemblies, spectrometer systems, spectrometer electronics, spectral sensors, software accessories and custom solutions. The company was founded in 1993 and is headquartered in Oberursel, Germany.

Spectral Engines Oy provides industrial automation products. It offers spectral sensors, miniature instruments, spectroscopy, spectrometers, spectral scanners, smart agriculture, portable devices, machine learning and foodscanner. The company was founded by Jarkko Ensio Antila, Uula Kantojärvi and Janne Suhonen in 2014 and is headquartered in Helsinki, Finland.

LayTec AG develops, manufactures ,and markets optical in-situ and in-line metrology systems for thin-film processes. Its products include in-situ metrology, in-line metrology, lab-line metrology, map-line metrology, and original equipment manufacturer (OEM) solutions. The company was founded by Markus Weyers in 1999 and is headquartered in Berlin, Germany.

Veolia Gebäudeservice Deutschland GmbH provides building, industrial, and technical services. It offers maintenance cleaning, janitorial, gardening, security, waste handling, temporary employment, facility management, machine assembly and disassembly, as well as repair and maintenance services. The company was founded on August 11, 2010 and is headquartered in Saarbruecken, Germany.

Part of Veolia Environnement SA, Veolia Industrie Deutschland GmbH is a German company that provides 24-hour service for the inspection, cleaning, and maintenance of pipes, channels, separators, and sludge traps. The company is based in Saarbrücken, Germany. The company offers solutions in water, waste, and energy management for commercial and municipal clients. With 40 years of experience in building management, Veolia provides a diverse range of services. The CEOs are Jeremy Müller, Arno Graf, Harald Kunkler. The company was founded in 2019.

igr AG provides engineering, design, and planning services in the areas of specialist construction and environmental planning. It also offers consultation, studies, general planning services, design services, construction supervision, project leadership, and monitoring. The company was founded by Werner Andres and Hubert Bruch on July 1, 1986 and is headquartered in Rockenhausen, Germany.

Stadtwerke Saarbrücken Netz AG provides power, gas, and water supply, as well as waste management services. The private company is based in Saarbrücken, Germany. The CEO of the German company is Franz-Josef Johann.

Part of RAG-Stiftung, Fernwärme-Verbund Saar GmbH is a company based in Voelklingen, Germany. The CEOs are Jürgen Kirsch, Uwe Louis. Fernwärme-Verbund Saar GmbH provides reliable district heating services in various cities including Gelsenkirchen and Bottrop. The German company's district heating services are known for being climate-friendly, safe, comfortable, and state-subsidized. The company offers an alternative to night storage heaters and gas heating. The company was founded in 1979.

IZES gGmbH is a research and consulting institute that focuses on energy transition, climate protection, and resource conservation. The private company is based in Saarbrücken, Germany, and was founded in 1999. The CEOs are Michael Brand, Frank Baur, and Friedrich Simson. The German company offers a range of services, including project management, research and development, and consulting. The company works on various projects related to renewable energy, sustainable mobility, and energy efficiency. The company collaborates with other organizations, such as universities and research institutes, to develop innovative solutions for sustainable development.

Stadtwerke Saarbrücken Holding GmbH is a company based in Saarbruecken, Germany. The German company provides services related to water and is part of a larger group. It was founded in 1995 and is led by CEOs Franz-Josef Johann and Karsten Nagel.