LEM Holding LEM Holding (also known as Liaisons Electroniques-Mecaniques) is a company that manufactures electrical measurement products. | ![]() Trench Group Trench Group is a company that designs and manufactures electrical voltage products for the utilities and industrial sectors. | |
Founding Date | Founding Date 1972 | Founding Date 1937 |
Type | Type Public | Type Private |
Tags | ||
Locations | Locations Berlin, DE HQ Leonding, AT Pickering, CA Toronto, CA Shenyang, CN Saint Louis, FR Bamberg, DE see more | |
Employees | Employees 1,800 | Employees 2,80022% increase |

Trench Group is a company that designs and manufactures electrical voltage products for the utilities and industrial sectors.
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