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SEWERIN - A family on the road to success The 4th generation - globalisation and new markets ... The rapidly growing Chinese market has definitely opened and Sewerin has positioned itself in the “Middle Kingdom” as a proven partner for gas and water suppliers. Dr. Swen Hermann Sewerin – son of Peter Sewerin and grandson of Willy Sewerin – joined the company in July 2001 and successfully led the company as CEO from 2004 to 2025. With the entrée of the 4th generation, the continuity of this...

Protecting water Water is essential for life on Earth - for humans, animals and plants. As a water supplier, you make a significant contribution to the security of drinking water supplies. The challenges of drinking water supply are increasing in all countries, albeit to varying degrees. For example, the groundwater level is falling in many regions of the world. Climate change is exacerbating water scarcity and presenting energy and water supply companies with the challenge of ensuring both...

Protecting Water, Gas and Life. We support our customers worldwide in minimising gas and water leaks, locating pipes and lines, and optimising biogas plants. Sewerin solutions combine over 100 years of experience with innovative technologies, enabling modern resource management. Together with our customers, we protect people from explosion risks and the environment from unnecessary emissions and water loss. As a medium-sized company with 300 employees, we are internationally successful.

Directive 2014/34/EU - ATEX - Production Quality Assurance Notification IEC-EX-Certificate Safety Management System / BG ETEM Certificate DIN EN ISO 45001 Certificate DIN EN ISO 9001 Certificate DIN EN ISO 9001 - Sewerin S.àr.l. AEO certificate (Authorised Economic Operator) reddot design award - honourable mention 2012 AquaTest T10

Locating systems for finding buried valves, covers, and metal objects during maintenance and utility network operations.

What distinguishes our authorized service partners? Approved Sewerin service partners

Multifunction gas instruments for leak detection, gas measurement, and network testing for utilities and industrial users.

Ground microphones for precise water leak location with high acoustic sensitivity and dependable pinpointing in pipe networks.