Alle Firmen mit dem Anfangsbuchstaben D
- Dipl-Ing. Ganster Gerhard
- Dipl-Ing. Gantner Christian
- Dipl-Ing. Gaspar Zsuzsanna
- Dipl-Ing. Gasser Robert
- Dipl-Ing. Gassler Bernhard
- Dipl-Ing. Gastgeber-Possert Barbara
- Dipl-Ing. Gattermann Andreas
- Dipl-Ing. Gauhs Ernst
- Dipl-Ing. Gebeshuber Josef
- Dipl-Ing. Gehrer Ingo
- Dipl-Ing. Geier Manuel
- Dipl-Ing. Geiger Bernhard Alois
- Dipl-Ing. Gelbmann Klaus
- Dipl-Ing. Genser Elisabeth Maria
- Dipl-Ing. Georg Bauer
- Dipl-Ing. Gerbl Heinz
- Dipl-Ing. Gerhard Perlot
- Dipl-Ing. Gerhard Rabanser
- Dipl-Ing. Gerhard Wurnig
- Dipl-Ing. Gerhard Zeiler
- Dipl-Ing. Gernedel Heinrich Gabriel Josef
- Dipl-Ing. Gerold Gassner
- Dipl-Ing. Geßner Bernd
- Dipl-Ing. Ghete Mihai Calin
- Dipl-Ing. Gierlinger David
- Dipl-Ing. Gilic Sven Alvin
- Dipl-Ing. Giselbrecht Ernst
- Dipl-Ing. Glaninger Josef
- Dipl-Ing. Glas Josef
- Dipl-Ing. Glaser Grit
- Dipl-Ing. Glatt Andreas
- Dipl-Ing. Glatz Günter
- Dipl-Ing. Glatz Vesna
- Dipl-Ing. Gmoser Andreas
- Dipl-Ing. Gobec Florian Emmanuel
- Dipl-Ing. Gogg Adolf
- Dipl-Ing. Gollob Peter
- Dipl-Ing. Golob Wolfgang Anton
- Dipl-Ing. Goosmann-Ruckenbauer Astrid
- Dipl-Ing. Gottesheim Wolfgang Adrian Franz
- Dipl-Ing. Gottfried Arnold
- Dipl-Ing. Gottschlich Tomas
- Dipl-Ing. Grabner Wolfgang
- Dipl-Ing. Grafl Reinhard Erich
- Dipl-Ing. Grasser Stephan
- Dipl-Ing. Grassnigg Christian
- Dipl-Ing. Gratzer Andreas
- Dipl-Ing. Grebien Heinz Christian
- Dipl-Ing. Greimel Alfred
- Dipl-Ing. Greiner Gerhard
- Dipl-Ing. Grick Reinhard
- Dipl-Ing. Gritsch Elisa Anna Vera
- Dipl-Ing. Gritsch Jörg
- Dipl-Ing. Grohmann Rene
- Dipl-Ing. Groll Iris Christina
- Dipl-Ing. Gross Dieter
- Dipl-Ing. Grossruck Franz-J
- Dipl-Ing. Gruber Bernhard
- Dipl-Ing. Gruber Horst
- Dipl-Ing. Gruber Ingo Michael
- Dipl-Ing. Gruber Ralph
- Dipl-Ing. Grunwald-Gumbsch Katrin Birgit
- Dipl-Ing. Grusch Sarah
- Dipl-Ing. Gräfischer Dieter
- Dipl-Ing. Gröbacher Arnold
- Dipl-Ing. Gründler Markus
- Dipl-Ing. Grünwalder Markus
- Dipl-Ing. Gschwandtl Gottfried
- Dipl-Ing. Gschwend Andreas
- Dipl-Ing. Gull Clemens
- Dipl-Ing. Gungl Barbara
- Dipl-Ing. Gustavson Werner
- Dipl-Ing. Guttner Martin
- Dipl-Ing. Gödeny Ferenc
- Dipl-Ing. Götsch Wolfgang
- Dipl-Ing. Günther Thomas
- Dipl-Ing. Gürtler Günther
- Dipl-Ing. Gütter Wolfgang
- Dipl-Ing. Haas Franz
- Dipl-Ing. Haberbauer Wolfgang