# ADDENSEO International GmbH > ADDENSEO develops and supplies industrial sealing technology for pumps, valves and industrial plants. Core topics include gland packings, mechanical seals, industrial gaskets, ePTFE, technical consulting and application-specific PFAS-free packing development. ## Primary pages - [German homepage](https://www.addenseo.com/) - [English homepage](https://www.addenseo.com/page17.html) - [PFAS-freie Stopfbuchspackungen](https://www.addenseo.com/pfas-freie-stopfbuchspackungen.html) - [PFAS-Free Gland Packings](https://www.addenseo.com/pfas-free-gland-packings.html) - [German contact](https://www.addenseo.com/page9.html) - [English contact](https://www.addenseo.com/page29.html) ## Product categories - [PTFE-Stopfbuchspackungen](https://www.addenseo.com/page1.html) - [PTFE-Grafit-Stopfbuchspackungen](https://www.addenseo.com/page2.html) - [Aramid-Stopfbuchspackungen](https://www.addenseo.com/Aramid.html) - [Hybrid-Stopfbuchspackungen](https://www.addenseo.com/page4.html) - [Sonderpackungen](https://www.addenseo.com/page5.html) - [Grafit-, Kohle- und Karbonpackungen](https://www.addenseo.com/page6.html) ## Technical services - [Speziallösungen in der Dichtungstechnik](https://www.addenseo.com/page12.html) - [Sealing Check-up für Dichtungssysteme](https://www.addenseo.com/page13.html) - [In-House Schulungen zur Dichtungstechnik](https://www.addenseo.com/page14.html) - [Optimierung bestehender Dichtungssysteme](https://www.addenseo.com/page16.html) - [Special Sealing Solutions](https://www.addenseo.com/page26.html) - [Sealing Check-up for Sealing Systems](https://www.addenseo.com/page27.html) - [In-House Sealing Technology Training](https://www.addenseo.com/page24.html) - [Optimisation of Existing Sealing Systems](https://www.addenseo.com/page25.html) ## Technical-use note Published data sheets, order confirmations and application-specific technical agreements are authoritative. PFAS-free status and food-contact conformity are separate requirements and require separate evidence. ## Contact - Email: info@addenseo.com - Phone: +49 89 45678590 - Address: Hermann-Oberth-Straße 9, 85640 Putzbrunn, Germany