Alle Firmen mit dem Anfangsbuchstaben I
- Ing. BSc Lehner-Maier Clarissa
- Ing. BSc Lidicky Theresa
- Ing. BSc Lindinger Klaus
- Ing. BSc Lusser Thorsten
- Ing. BSc MA Füreder-Habringer Martin Rudolf
- Ing. BSc MA Kokasch Sami
- Ing. BSc MA MSc MBA Scheibelhofer Robert Josef
- Ing. BSc MA Rößler Philipp Michael
- Ing. BSc MBA Feyerer Marianne
- Ing. BSc MBA Jovanovic Marko
- Ing. BSc Modritsch Thomas Ernst
- Ing. BSc Mohamed Linda
- Ing. BSc MSc Holzapfel Markus
- Ing. BSc MSc Kraus Roman
- Ing. BSc MSc Pierer Markus Peter
- Ing. BSc MSc Richter Tobias
- Ing. BSc Neumayr Lukas
- Ing. BSc Nikqi Florent
- Ing. BSc Perfler Martin
- Ing. BSc Pichler Thomas Felix
- Ing. BSc Premauer Christoph Raimund
- Ing. BSc Reeh Lucas Jörg
- Ing. BSc Rieder Mario
- Ing. BSc Spanninger Jonathan
- Ing. BSc Steiner Benjamin Anton
- Ing. BSc Steiner Fabian
- Ing. BSc Steinwender-Ribic David
- Ing. BSc Unterberger Andreas
- Ing. BSc Wallner Vera
- Ing. BSc Wehrberger Gerald
- Ing. BSc Zlatanov Stojan
- Ing. Bubna-Litic Michael Ferdinand
- Ing. Buchner Michael
- Ing. Bugelnig Klaus Martin
- Ing. Bujar Stefan Wolfgang
- Ing. Burger Michael
- Ing. Burgholzer Thomas Alois
- Ing. Burgschwaiger Christof
- Ing. Burgstaller Heinz
- Ing. Burgstaller Liane
- Ing. Burlacu Sorin-Gabi
- Ing. Burtscher Gesellschaft m.b.H.
- Ing. Buttinger Peter
- Ing. Buxer-Knautz Ingeborg
- Ing. Buzzi Othmar
- ING. BÜRGER TECHNOLOGY GesmbH Toyota Vertragshändler
- Ing. Bär Roland
- Ing. Bärntatz Hermann Matthias
- Ing. Bärnthaler Hannes
- Ing. Böck Catherina
- Ing. Bögl Michael
- Ing. Böhm Christian
- Ing. Böhm Franz
- Ing. Böhm Werner
- Ing. Bötscher Marlies
- Ing. Bühler Robert
- Ing. Bühn Christopher Adolf
- Ing. Bürger Roman
- Ing. Bürgmann Friedrich
- ing. büro längle Gmbh in liqu.
- Ing. Cadar Adrian Claudiu
- Ing. Candic Almedin
- Ing. Cap Johannes
- Ing. Catic Alija
- Ing. Celik Galip
- Ing. Cepak Christoph
- Ing. Cerny Thomas
- Ing. Cetin Ramazan
- Ing. Chen Ming-Jeng
- Ing. Christ Erich
- Ing. Christandl Dieter Josef
- Ing. Christandl Nina Maria
- Ing. Christian Aichmair KG
- Ing. Christian Albl GesmbH
- Ing. Christian Bucher
- Ing. Christian Buchinger e.U.
- Ing. Christian Böhm
- Ing. Christian Frisch Licht-Maste & Kommunalbeleuchtung
- Ing. Christian Janetschek e.U.
- Ing. Christian Kügerl perfect solutions e. U.