VDH Group is a family business in plant engineering and construction, specialising in environmental technologies, process and plant engineering, electrical, measurement, control, and regulation technology. VDH provide tailor-made solutions for various industrial needs, ensuring successful project completions worldwide by leveraging their expertise to develop the best available technology.

The group comprises several specialised firms: Mehldau & Steinfath Umwelttechnik for flue gas denitrification (SNCR and SCR systems) and chemical trade (urea solution with and without additives, AdBlue, ammonia water); HKL Anlagentechnik, a specialist for storage and handling systems in various materials for liquid media and gases in all areas of application with a focus on ammonia storage, vysion-aset for electrical systems; DrySoTec for innovative flue gas cleaning solutions. Each firm contributes to the overall strength of the group by focusing on specific aspects of plant engineering and environmental technology.

VDH Group stands for extensive experience, high-quality standards, and efficient project handling. With over 80 years of industry experience altogether and operations in more than 30 countries, VDH offers comprehensive solutions from a single source, ensuring cost-effective and reliable services. The group emphasises innovation, quality, and customer partnerships, backed by their German-made products and an in-house production facility.