D2 consult is based in Linz/Upper Austria and a member of an international network of partner undertakings. Its project teams and experts are to be found wherever complex infrastructure tasks require creative and efficient implementation. Founded in 1985, the firm today a quality-conscious and globally recognized engineering office for the infrastructure sector.

Range of services:
Consultancy and engineering Services
In tunnel construction
For art buildings and highway construction
For hollow-space buildings in the energy industry
For water supply and waste water disposal in urban and rural areas
For refurbishment and rehabilitation of infrastructures
Geology/Geotechnics
Consultancy and engineering services for tunnel ventilation and E&M equipment