D+H Mechatronic AG develops and manufactures chain, rack-and-pinion and special drives, SHEV control panels and façade and roof natural ventilation systems at its Ammersbek plant near Hamburg. Its products and management systems are certified by VdS for NRWG — natural smoke and heat exhaust ventilators to EN 12101-2 — alongside ISO 9001 and ISO 14001. The German sales and service entity operates from the same headquarters and supports a nationwide RWA service network.