TRN HOLDING has a strong structure with its companies in various sectors.
In 2019, it was decided to combine the Holding and establish a corporate structure with the experience gained in the field of operating facility management since 1991 and the savings of commercial activities.
BUBBLE PLUS in Facility Services,
TRN GROUP in Electro & Civil Engineering,
DE WITTE PRODUCTS in Wholesale,
TRN HOLDING continues its activities.