Our Legacy: Dürr CTS Becomes Envanio
For more than 60 years, Dürr Clean Technology Systems advanced environmental technologies that help industries reduce emissions, improve energy efficiency, and operate more sustainably. Through continuous innovation and the integration of renowned companies and technologies, Dürr CTS has built one of the industry's most comprehensive portfolios for air pollution control, noise control, and waste heat recovery. Our current expertise is shaped by the knowledge, technologies, and people of many pioneering organizations that have become part of the Envanio family over the years. While company names and brands have evolved, their engineering excellence and innovative spirit continue to influence the solutions we deliver today. Explore the heritage brands that have contributed to shaping Envanio.
Envanio's Heritage Brands
Envanio is the new brand of the former Dürr CTS, representing an independent company dedicated to connecting environmental protection with industrial progress. Guided by the purpose of “Bridging environment and industry,” Envanio combines decades of expertise with a strong focus on innovation, customer proximity, and sustainable production. The company delivers customized solutions for air pollution control, odor control, and industrial noise reduction, helping industries operate more cleanly and efficiently.
- Dürr CTS Learn More Dürr CTS became an independent environmental technology company on November 1, 2025, following its carve-out from the Dürr Group. With 60+ years of expertise, it was recognized as a global leader in air pollution control, noise abatement, and decentralized power generation. Serving industries worldwide, its technologies helped make industrial production cleaner, quieter, and more efficient. The company employed 1,300+ people, generated over €400 million in revenue, and was known for RTO systems achieving over 99.8% purification efficiency.
- Megtec Learn More Megtec was widely recognized for its expertise in air pollution control technologies, particularly the treatment of VOCs and hazardous air pollutants (HAPs) in industrial processes and the engineered wood products industry. Through its acquisition, Dürr combined the environmental technologies and service capabilities of both companies, creating a comprehensive global platform for exhaust air purification, process optimization, and lifecycle support.
- KBA-CleanAir Learn More KBA-CleanAir was a recognized provider of regenerative thermal oxidation (RTO) systems for the purification of solvent-laden and odorous exhaust air, serving industries such as printing, coatings, metal packaging, chemicals, and surface treatment. In 2016, Dürr acquired the business and integrated its technologies, expertise, and workforce into the Clean Technology Systems division, strengthening Dürr’s air pollution control portfolio and service capabilities.
- Luft- und Thermotechnik Bayreuth GmbH (LTB) Learn More Luft- und Thermotechnik Bayreuth (LTB) was a well-established environmental technology specialist known for air pollution control, energy efficiency solutions, and innovative pyrolysis technology for converting production waste into fuel gas. Acquired by Dürr in 2013, LTB’s technologies and market expertise were integrated into the Clean Technology Systems division, expanding Dürr’s technology portfolio, strengthening its position in new industrial sectors, and enhancing its global environmental technology offering.
- Dürr Universal Universal was recognized as a leading provider of acoustic solutions, specializing in sound attenuation systems and air filtration technologies. Known for helping industrial customers reduce noise emissions, Universal played a key role in environmental technology solutions worldwide. Its integration into Dürr in 2018 and into Envanio in 2026 expanded the environmental portfolio beyond air pollution control, adding advanced noise control expertise and strengthening the company's position as a global provider of industrial environmental solutions.