Alle Firmen mit dem Anfangsbuchstaben D
- Dipl-Ing. Troger Manfred
- Dipl-Ing. Troger-Ampferer Gerda
- Dipl-Ing. Trojer Michaela
- Dipl-Ing. Tropper Herbert
- Dipl-Ing. Trucz Zsuzsanna
- Dipl-Ing. Tröppel Ulrike
- Dipl-Ing. Trügler Thomas
- Dipl-Ing. Tschernutter Peter
- Dipl-Ing. Tschiedel Friedrich
- Dipl-Ing. Tschurtschenthaler Gregor
- Dipl-Ing. Tulumovic Filip
- Dipl-Ing. Tupy Paul
- Dipl-Ing. Tüchler Claudia
- Dipl-Ing. Türk Thomas
- Dipl-Ing. Udovicic Desimir
- Dipl-Ing. Uedl Kerschbaumer Lena
- Dipl-Ing. Uhlig Martin
- Dipl-Ing. Uitz Walter
- Dipl-Ing. Ulbrich Martin
- Dipl-Ing. Ulman Pavel
- Dipl-Ing. Ulreich Manuel
- Dipl-Ing. Unfried Christian
- Dipl-Ing. Unterberger Martin
- Dipl-Ing. Unterberger Simon
- Dipl-Ing. Unterkircher Klaus
- Dipl-Ing. Unterweger Oliver
- Dipl-Ing. Urban Birgit
- Dipl-Ing. Urban Georg
- Dipl-Ing. Urbanz Rainer
- Dipl-Ing. Urich Thomas
- Dipl-Ing. Uzelac Zoran
- Dipl-Ing. Uzman Laura
- Dipl-Ing. Valentine Troi
- Dipl-Ing. Valtiner Hagen
- Dipl-Ing. Van den Oever Gerrit
- Dipl-Ing. Venekamp Caspar Paul
- Dipl-Ing. Veris Branislav
- Dipl-Ing. Viktor Angerbauer - Architekt
- Dipl-Ing. Votzi Andreas
- Dipl-Ing. Vrenko Andraz
- Dipl-Ing. Völkl Gerhard Roland
- Dipl-Ing. Wachmann Ewald Wolfgang
- Dipl-Ing. Wachmann Philip Michael
- Dipl-Ing. Wachutka Martin Günther
- Dipl-Ing. Wagesreiter Heinz
- Dipl-Ing. Wagneder Josef
- Dipl-Ing. Wagner Julian Mathias
- Dipl-Ing. Wagner Michael
- Dipl-Ing. Wagner Walter Thomas
- Dipl-Ing. Walchshofer Harald
- Dipl-Ing. Wallgram Dagmar Gudrun
- Dipl-Ing. Wallisch Bernd
- Dipl-Ing. Wallisch Ulf
- Dipl-Ing. Wallner Armin
- Dipl-Ing. Wallner Astrid
- Dipl-Ing. Wallner Gregor
- Dipl-Ing. Wallner Hartwig
- Dipl-Ing. Walser Anton
- Dipl-Ing. Walter Michael
- Dipl-Ing. Wambacher Roman
- Dipl-Ing. Wanghofer Julia
- Dipl-Ing. Wareyka-Ruths Julian Rudolf
- Dipl-Ing. Wariwoda Rafael
- Dipl-Ing. Watz Mario
- Dipl-Ing. Watzinger Sebastian Benjamin
- Dipl-Ing. Weber Alwin
- Dipl-Ing. Weber Bernhard
- Dipl-Ing. Weber Friedrich
- Dipl-Ing. Weber Nina
- Dipl-Ing. Weber Richard
- Dipl-Ing. Wedenig Johannes
- Dipl-Ing. Wegscheider Hans-Peter
- Dipl-Ing. Weichselbaumer Christof
- Dipl-Ing. Weigl Jürgen
- Dipl-Ing. Weihs-Sedivy Stefan
- Dipl-Ing. Wein Caroline Christine
- Dipl-Ing. Wein Florian
- Dipl-Ing. Weingärtner Matthias
- Dipl-Ing. Weinzinger Arnulf
- Dipl-Ing. Weiser Franz