- Solutions
- Extraction systems
- Complete plant construction
- Extraction and filter systems
- Spare parts
- Explosion protection
- Filter elements
- Mobile extraction units
- Oil and emulsion mist separator
- Dust collection elements
- Accessories
- Industrial steel construction
- Plant platforms-machine staircases-industrial equipment
- Container construction
- CE conformity and load tests
- Chassis and vehicle frames
- Lifting equipment and heavy-duty transport racks
- Impeller and fan welding
- Machine frames and housings
- Metal filter by L+M AG
- Modular construction + industrial ventilation
- Special machinery and equipment
- Steel components
- Industry solutions
Our historyFacts and interesting facts about L+M AG
It is fascinating to see how a small engineering office has grown over time into an established company like L+M AG. L+M AG has successfully established itself on the market through sustainable, professional services and solutions from engineering to implementation in industrial steel construction, mechanical and plant engineering, especially in the manufacture of extraction systems and filter systems. We are proud of this. L+M AG is part of BIH BOLLER Industrie Holding AG, which comprises a total of five companies in Europe.
2024TecKon s.r.o is certified – We congratulate!
Our subsidiary TecKon s.r.o is certified according to ISO 9001 and ISO 14001.
2024New website
With the revised website, L+M AG now presents itself in a modern look.
2023Expansion of resources
L+M AG is strengthening its resources for industrial steel construction and the manufacture of industrial extraction systems.
2023ISO 14001 environmental certification
The certification of environmental management systems ISO 14001 was successfully completed.
2016L+M AG is part of BOLLER Industrie Holding AG
L+M AG is acquired through a management buy-out of BIH BOLLER Industrie Holding AG and integrated into the latter.
2014Subsidiary TecKon s.r.o. in Slovakia
With the foundation of the subsidiary TecKon s.r.o. in Slovakia, L+M AG expands its service capacity for mechanical engineering, plant and apparatus construction.
2013EN 1090 certification
L+M AG is the first company in Switzerland to be EN 1090 certified.
2011EN 15085-2/CL1 certification
The certification of EN 15085-2/CL1 “Welding of railway vehicles and vehicle parts” was successfully completed.
2006Into independence
L+M AG becomes an independent subsidiary of WESCO AG.
2005ISO 3834-2 certification
The certification of ISO 3834-2 “Comprehensive quality requirements for fusion welding of metallic materials” was successfully completed.
1998The hundredth employee
At the beginning of 1998, L+M AG employed a motivated staff of 100 in various employment relationships, full and part-time.
1974ISO 9001 certification
The ISO certification ISO 9001 was successfully completed.
1973Impressive factory hall
The factory building in Remigen AG is built. An impressive building site at the time.
1972From now on L+M AG
Exactly ten years later, L+M AG was founded.
1962Right from the start
Hermann Widmer & Theodor Ernst found the company Widmer und Ernst AG, based in Wettingen AG.
- Extraction systems