ZELLCHEMING-Expo 2026 will be held from 16 to 18 June 2026 at the RheinMain CongressCenter in Wiesbaden, Germany. The event serves the pulp, paper, fiber-based materials, and supplier industries as a combined trade show, knowledge-sharing platform, and networking hub linked to the ZELLCHEMING annual meeting.

The 2026 edition is positioned around the paper industry's transition and future competitiveness, bringing together exhibitors, technical exchange, best-practice presentations, sustainability-focused sessions, young-scientist contributions, and related networking formats such as Women4Paper, the ZELLCHEMING Networking Party, and Career Day.

The 2025 edition featured 140 exhibitors and 3,000 trade visitors. The event is especially relevant for companies and decision-makers working across paper production, raw materials and additives, automation and process optimisation, paper and board machinery, energy management, and related industry services.