Alle Firmen mit dem Anfangsbuchstaben I
- Ing. Kern Manfred Johann
- Ing. Kern Markus
- Ing. Kern Markus
- Ing. Kernthaler Gernot
- Ing. Kerschbaumer Franz
- Ing. Kerschbaumer Gerald
- Ing. Kerschbaumer Gerd
- Ing. Kerschbaumer Reinhard
- Ing. Keuschnig Gerhard
- Ing. Kevin Gruber
- Ing. Khas Karl
- Ing. Khevenhüller-Metsch Karl
- Ing. Kibler Rainer Wilhelm
- Ing. Kickinger Silvio Erhard
- Ing. Kielhauser Dominik
- Ing. Kienast Heinz
- Ing. Kierein & Webel GmbH & Co KG
- Ing. Kierepka Erwin
- Ing. Kilic Marcel
- Ing. Kimberger Walter
- Ing. Kintera Franz
- Ing. Kirchbaumer Ewald Wolfgang
- Ing. Kirchler David
- Ing. Kirchmair Carina
- Ing. Kirchweger Franz Josef
- Ing. Kirisits Christian
- Ing. Kirsch Dieter
- Ing. Kiss Margit
- Ing. Kiss Wolfgang
- Ing. Kisser Herbert
- Ing. Kitzler Harald
- Ing. Kitzler Manfred
- Ing. Kitzler Robert
- Ing. Klaffenböck Joseph
- Ing. Klaffl Daniel
- Ing. Klager Leopold
- Ing. Klampfer Thomas Alexander
- Ing. Klampfl Johannes
- Ing. Klapf Werner
- Ing. Klasen Helge
- Ing. Klaudrat Josef
- Ing. Klaura Friedrich
- Ing. Klaus Gassner
- Ing. Klaus Haun - Metallbau GmbH
- Ing. Klaus Messner KG
- Ing. Klaus Pointner Gesellschaft m.b.H.
- Ing. Klaus Rappold Immobilien GmbH
- Ing. Klaus Schmücking GmbH
- Ing. Klaus Stark GmbH
- Ing. Klaus Ungerböck e.U.
- Ing. Klauser Immobilien OG
- Ing. Kleewein Andreas
- Ing. Kleibl Walter Richard
- Ing. Klein Andre
- Ing. Klein Gerald
- Ing. Kleindienst Wolfgang
- Ing. Kleinhampl Petra Gertrude
- Ing. Kleinlercher Markus
- Ing. Klementschitz Peter
- Ing. Klenner Thomas Franz
- Ing. Kletzl Heinrich Andreas
- Ing. Klima Monika
- Ing. Klimbacher Peter
- Ing. Klimscha Gernot Franz
- Ing. Kling Martina
- Ing. Klingler Hannes
- Ing. Klocker Ernst
- Ing. Klocker Thomas
- Ing. Kloiber Michael
- Ing. Klomp Werner
- Ing. Klonner Felix
- Ing. Klug Manuel
- Ing. Klune Silvia
- Ing. Klöbl Andreas
- Ing. Knab Nikolaus
- Ing. Knabl Christian
- Ing. Knabl Daniel
- Ing. Knabl Richard
- Ing. Knaflic Christof
- Ing. Knaller Gerhard