SIGMA Ingenieurgesellschaft mbH
Bertha-von-Suttner-Allee 19
D-59423 Unna

Telephone +49 (0)2303 332 33-0
Fax +49 (0)2303 332 33-50
General manager Dipl.-Ing. Heiner Frankholz, Dipl.-Ing.Stefan Masala
Company headquarter Unna
Registration court Amtsgericht Hamm, HRB 5557
Chamber of Commerce IHK Dortmund
VAT No. DE124659831

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