DIAM & DDM is thelargest national trade event for industrial valves and sealing technology—an exclusive forum that has established itself as a staple on the trade show calendar. Here, professionals gather to showcase innovations, make valuable connections, and collaborate within a strong network. A diverse program of side events, workshops, and presentations fosters direct exchange and delivers real added value.
Starting in 2027, the success story will continue!
With theDIAM & DDM Süd in Heilbronn, Leipziger Messeis respondingto the high demand from southern Germany fromFebruary 3 to 4, 2027, and creating an additional platform for the industry.
At DIAM & DDM, meet key decision-makers and experts from the fields of plant engineering, the process industry, energy supply, water and wastewater management, hydrogen technology, and industrial equipment—and use this platform to present your solutions to a high-caliber professional audience.


