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TRN HOLDING was established by combining the experiences
and commercial activities gained in the field of facility
management, which has been operating since 1991, within the
Holding in 2019 and establishing a corporate structure.
BUBBLE PLUS in facility services,
TRN INFRATECHNIEK in Electro & Civil Engineering,
DE WITTE PRODUCTS in Wholesale,
They continue their activities within TRN HOLDING.
TRN HOLDING was established by combining the experiences and commercial activities gained in the field of facility management, which has been operating since 1991, within the Holding in 2019 and establishing a corporate structure.
BUBBLE PLUS in facility services, TRN INFRATECHNIEK in Electro & Civil Engineering, DE WITTE PRODUCTS in Wholesale, They continue their activities within TRN HOLDING.