Alle Firmen mit dem Anfangsbuchstaben I
- Ing. Knopf Jürgen
- Ing. Knöbl Martin Peter
- Ing. Knöchl Leopold
- Ing. Kobel Oliver
- Ing. Kober Florian
- Ing. Kober Magdalena Astrid
- Ing. Koblinger Christian Gerhard
- Ing. Koboltschnig Gerwin Urs
- Ing. Koch Andreas
- Ing. Koch Andreas
- Ing. Koch Christoph Jörg
- Ing. Koch GmbH
- Ing. Koch Heinz
- Ing. Kodal Patrick
- Ing. Kodek Philip Hans
- Ing. Koffler Stefan Martin
- Ing. Kofler Bau GmbH
- Ing. Kofler Georg
- Ing. Kogelmann Christian Franz
- Ing. Koglbauer Bernhard
- Ing. Kogler Bernd
- Ing. Kogler Daniel
- Ing. Kogler Felix
- Ing. Kohl Martin
- Ing. Kohlbacher Werner
- Ing. Kohlberger Lukas
- Ing. Kohlert Bruno
- Ing. Kohlfürst Walter
- Ing. Kohlhofer Markus
- Ing. Kohli Sunpreet Singh
- Ing. Kohlmaier Michael
- Ing. Kohnhauser Heinz
- Ing. Koinegg Martin
- Ing. Koini & Knefz GmbH
- Ing. Koller Gernot Josef
- Ing. Koller Johann Wilhelm
- Ing. Koller Lukas
- Ing. Koller Lukas Alfred
- Ing. Koller Patricia
- Ing. Kollmaier Sabine
- Ing. Kollmann Robert
- Ing. Kollmann Wilhelm
- Ing. Kollroß Martin
- Ing. Komari Peter Franz
- Ing. Koncilia Otto Gernot
- Ing. KONECNY RADOVAN
- Ing. Konrad Stefan Gesellschaft m.b.H.
- Ing. Konst GmbH
- Ing. Kopal Mario
- Ing. Kopeszky Andreas
- Ing. Kopfer Thomas Josef
- Ing. Koppelhuber Werner
- Ing. Koppensteiner Melanie
- Ing. Kopper Gerald
- Ing. Koppitsch Rudolf
- Ing. Koral Walter
- Ing. Korber Richard
- 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
- Ing. Kotauschek Thomas
- Ing. Kothmaier Christoph Peter
- Ing. Kothmaier Richard
- Ing. Kottulinsky Franz Karl
- Ing. Kotzinger Josef
- Ing. Kotzinger Privatstiftung
- Ing. Koubele Alexander
- Ing. Kovacevic Dalibor
- Ing. Kovacevic Dragan
- Ing. Kozak Herbert
- Ing. Kracikova Veronika
- Ing. Kraft Christof Emanuel
- Ing. Krainer Josef Franz
- Ing. Krakora Rudolf
- Ing. Krall - Wild Elektromaschinenbau GesmbH