grandcentrix GmbH
Schanzenstrasse 6-20
51063 Cologne · Germany

Phone: +49 (0)221-677 860-0
Fax: +49 (0)221-677 860-99


Executive Partners:
Ralf Rottmann, Martin Willnow

District Court Cologne, HRB 70119 · VAT-IdNr.: DE 266333969

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Ralf Rottmann

founder of largest german app dev studio. former the next web editor. open web addict and developer at heart.



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