Alle Firmen mit dem Anfangsbuchstaben D
- Dipl-Ing. Szabo Georg
- Dipl-Ing. Szkopecz Daniel
- Dipl-Ing. Sällberg Daniela
- Dipl-Ing. Tagwerker Maximilian
- Dipl-Ing. Tatar Christa
- Dipl-Ing. Tauber Stephan
- Dipl-Ing. Tengg Stefan
- Dipl-Ing. Teufner Erwin
- Dipl-Ing. Thorstensen Oana-Aurora
- Dipl-Ing. Tillger Hubert
- Dipl-Ing. Tischler Günther
- Dipl-Ing. Tiwald Wolfgang Peter
- Dipl-Ing. Tkalcic Tajana
- Dipl-Ing. Toal Philip James
- Dipl-Ing. Tobin Oliver Lukas
- Dipl-Ing. Tomberger Georg
- Dipl-Ing. Tomes Evelyne
- Dipl-Ing. Trajkovic Monika
- Dipl-Ing. Tranninger Harald Erwin
- Dipl-Ing. Trawöger Teresa Carina
- Dipl-Ing. Treiber Michael
- Dipl-Ing. Treml Manfred
- Dipl-Ing. Tretter Matthias David
- Dipl-Ing. Trionow Jan Iwanow
- Dipl-Ing. Troger Manfred Alois Maria
- Dipl-Ing. Troger-Ampferer Gerda
- Dipl-Ing. Tropper Herbert
- Dipl-Ing. Tschernutter Peter
- Dipl-Ing. Tschiedel Friedrich
- Dipl-Ing. Tschurtschenthaler Gregor Maria Gottfried
- Dipl-Ing. Tulumovic Filip
- Dipl-Ing. Tupy Paul
- Dipl-Ing. Tuttner Benedikt
- Dipl-Ing. Türk Thomas
- Dipl-Ing. Udovicic Desimir
- Dipl-Ing. Uhlig Martin
- Dipl-Ing. Uitz Walter Robert
- Dipl-Ing. Ulbrich Martin
- Dipl-Ing. Ulman Pavel
- Dipl-Ing. Ulreich Manuel
- Dipl-Ing. Ulreich-Zarotti Simone
- Dipl-Ing. Unfried Christian
- Dipl-Ing. Unfried Roland Anton
- Dipl-Ing. Unger Gerhard Johann
- 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. Uzman-Koc Laura
- Dipl-Ing. Valentine Troi
- Dipl-Ing. Valtiner Hagen
- Dipl-Ing. Venekamp Caspar Paul
- Dipl-Ing. Venus Alexandra Inge
- Dipl-Ing. Verwanger Peter
- Dipl-Ing. Viktor Angerbauer - Architekt
- Dipl-Ing. Villagra Rios Claudia Cecilia
- Dipl-Ing. Voit Bernhard Christian
- Dipl-Ing. Votzi Andreas
- Dipl-Ing. Vrenko Andraz
- Dipl-Ing. Vuckovic Seda
- 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 Walter Thomas
- Dipl-Ing. Wahl Sabine Irene
- Dipl-Ing. Walchshofer Harald
- Dipl-Ing. Wallgram Dagmar Gudrun
- Dipl-Ing. Wallisch Bernd
- Dipl-Ing. Wallner Gregor
- Dipl-Ing. Wallner Hartwig
- Dipl-Ing. Wallner Hermann
- Dipl-Ing. Walser Anton
- Dipl-Ing. Walter Michael