Alle Firmen mit dem Anfangsbuchstaben I
- Ing. Kopper Gerald
- Ing. Koppitsch Rudolf
- Ing. Koral Walter
- Ing. Korber Richard
- Ing. Korbitsch Lukas - Software & IT Dienstleistungen
- Ing. Kores Markus Marian
- Ing. Kormesser Dominik Roland
- Ing. Korner Markus
- Ing. Koroschetz Christian Wolfgang
- Ing. Kortus MSC Johannes
- Ing. Koschitz Gerald
- Ing. Kositschek Walter
- Ing. Koss Nikolaus Franz Peter
- Ing. Kotauschek Thomas
- Ing. Kothmaier Christoph Peter
- Ing. Kothmaier Richard
- Ing. Kotrbelec Martin Johann
- Ing. Kottulinsky Franz Karl
- Ing. Kotzinger Josef
- Ing. Kotzinger Privatstiftung
- Ing. Koubele Alexander
- Ing. Kovacevic Dalibor
- Ing. Kovacevic Dragan
- Ing. Kovacs Domokos
- Ing. Kozak Herbert
- Ing. Kracikova Veronika
- Ing. Kraft Christof Emanuel
- Ing. Krainer Josef Franz
- Ing. Krainz Lukas
- Ing. Krakora Rudolf
- Ing. Kral Jan
- Ing. Krall - Wild Elektromaschinenbau GesmbH
- Ing. Krall Michael Gerhard
- Ing. Kram Josef
- Ing. Kramer Alfred
- Ing. Kramer Michael
- Ing. Krammer Philipp Michael
- Ing. Krammer Roman
- Ing. Krammer Sebastian
- Ing. Kranzer Wilfried
- Ing. Kranzpiller Franz
- Ing. Kraushofer Christian Hans
- Ing. Krautgartner Stefan
- Ing. Kraxner Andreas Johann
- Ing. Kreidl Bianca
- Ing. Kreidl Christian Ingo
- Ing. Kreindl Stephan Rudolf
- Ing. Kreiter Gerald
- Ing. Kreminger Georg
- Ing. Krenn Martin
- Ing. Krenn Peter
- Ing. Krenn Thomas
- Ing. Kreuter Petra Angelika
- Ing. Kreuzeder Christian
- Ing. Kreuzhuber Franz
- Ing. Kriechbaum Bau GmbH
- Ing. Kriechbaum Martin
- Ing. Krippel Heinz
- Ing. Krisch Bernhard
- Ing. Krismer Christoph
- Ing. Krismer Gerhard Gottfried
- Ing. Krispler Anton
- Ing. Kroisleitner Markus
- Ing. Kronaus Wolfgang
- Ing. Kronberger Günther
- Ing. Kroneder Markus Rudolf
- Ing. Kropfitsch Egon
- Ing. Kroyer Philip
- Ing. Krucher Mario
- Ing. Kruschitz Kevin
- Ing. Kruschitz Martin
- Ing. Krutzler Markus
- Ing. Krzysztof Stando
- Ing. Kröll Bernhard
- Ing. Kröpfl Felix
- Ing. Kubala Karl
- Ing. Kubicka Martin
- Ing. Kucsera Johann Christian
- Ing. Kuderer Martin
- Ing. Kuess Gerhard