ISH is the world's leading trade fair for HVAC + Water. This is where the industry comes together to showcase the trends and developments shaping its future. In 2025, more than 163,000 trade visitors from 149 countries attended the event. Join us in 2027 and discover solutions that drive your business forward and shape the future of building services technology.
The Power of Solutions
The Power of Solutions is the the leading motto for ISH 2027. It captures what building services technology is all about today: the challenges of the future cannot be solved by individual technologies alone, but by the intelligent interplay between them. At ISH 2027, you can discover cross-system innovations that meet the growing demands for sustainability, energy efficiency, comfort and customisation, while setting new standards for the buildings of tomorrow.
ISH, the leading international trade fair for the industry, focuses on solutions for a sustainable future:
Who visits ISH?
Which companies and organisations attend ISH? Take a look at a selection of visitor companies represented at ISH 2025. For a quick overview, they are grouped by industry and field of activity – from skilled trades and manufacturing to wholesale and retail, architecture and the real estate sector.
- Download the visitor overview now (pdf, 1 MB)
