Founding of Dorfer & Co – crushed brick production and recycling in Himberg.
Conversion, construction of a concrete mixing and dispensing plant built.
Site expansion: new construction waste recycling plant for building waste.
Himberg site expanded to add a storage compound for demolition waste, concrete and asphalt demolition rubble and recycled materials.
Dorfer & Co taken over by Böhm Transport Gesellschaft mbH.
Conversion and enlargement of the stationary recycling plant for demolition waste.
Böhm Transport Gesellschaft mbH taken over by Prajo-Böhm Recycling GmbH.
Complete renovation and expansion of the existing plant.
Prajo-Böhm Recycling GmbH acquired by PORR Umwelttechnik GmbH.
Site modernised and developed.
PRAJO & Co GmbH acquires the Vienna site in Seybelgasse.
Prajo-Böhm Recycling GmbH renamed to RCH Recycling Center Himberg GmbH.
Stationary recycling plant converted to bring it up to the current state of the art.
Opening of a treatment plant for synthetic mineral fibres
Construction of a concrete mixing plant at the Himberg site and construction of a processing plant for bottom ashes.