15. September 2026
On September 1, 2026, a new chapter began for our new apprentices and dual-track students at the Schwarza location: their first day of training at Jass.
1. September 2026
On Monday, August 24, we celebrated Klaus Lessmann’s 50th work anniversary in the Gründerhaus garden with a large group of people and under beautiful weather.
24. July 2026
The Jass Group has published its new sustainability report. The report provides an overview of how the company is continuing to develop in key areas—from energy and emissions to resource use and the circular economy, as well as employees, supply chain responsibility, and social engagement.
3. July 2026
Congratulations to everyone who has successfully completed their training!
27. May 2026
A new supply contract ensures the long-term energy and utilities supply for the Jass paper mill in Schwarza. Jass and TWS, a subsidiary of TEAG-Wärme, will thus continue to work together as partners to supply the paper mill—thereby helping to secure Jass’s future in Schwarza.
28. November 2025
We congratulate this year’s award winner.
We get better every day: to produce the finest packaging materials to benefit both people and the environment.
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Recovered paper – Containerboard – Corrugated board sheets: This is where the Jass Group is active.
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