our management
DI Franz Ruprecht
Engineering consultant for civil engineering - Graz and Klagenfurt
f.ruprecht@gdp.at
+43 316 381915 314
DI Dr.techn. Christoph Wiltafsky
Engineering consultant for civil engineering - Graz and Salzburg
c.wiltafsky@gdp.at
+43 316 381915 316
DI Dr.techn. Florian Scharinger
Engineering consultant for civil engineering- Graz and Vienna
f.scharinger@gdp.at
+43 316 381915 312
contact persons
BM Ing. Gerwald Auer
Geotechnical engineer
Site management Carinthia
g.auer@gdp.at
+43 463 420380 413
Mag.rer.nat. Michael Brandmayr
Geologist - Graz
Team leader Geology
m.brandmayr@gdp.at
+43 316 381915 320
Ing. Wolfram Dalmatiner, MSc
Assistant to the management - Graz
Team leader surface drainage
w.dalmatiner@gdp.at
+43 316 381915 326
DI Roland Lüftenegger
Engineering consultant
Site management Salzburg
r.lueftenegger@gdp.at
+43 6245 73 282 320
DI Aladin Mikara
Consulting engineer for civil engineering - structural engineering
Team leader structural design
a.mikara@gdp.at
+43 316 381915 329
DI Jakob Stadlbauer
Engineering consultant for construction management and civil engineering
Team leader geotechnics/construction management
j.stadlbauer@gdp.at
+43 316 381915 327