There are many ways to get in touch with us:

by E-mail:

office@sigmasoft.at

by phone:

Sonja Leder: +43 (0) 664 5553456

Silvia Winkler: +43 (0) 676 3635128

per mail:

Sigma Software Solutions OG
Markhofgasse 1-9/3/338
1030 Vienna, Austria


Dipl.-Ing. Sonja Leder

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Sigma Software Solutions OG  •  Markhofgasse 1-9/3/338, 1030 Wien  •  DI Sonja Leder: +43 (0) 664 5553456  •  DI Silvia Winkler: +43 (0) 676 3635128
Commercial register number: 397775p  •  Venue: Handelsgericht Wien  •  Bank account: IBAN: AT892027200000477810  •  BIC: SPZWAT21XXX  •  Waldviertler Sparkasse