xertainty GmbH
Erknerstr. 14
D-15537 Grünheide (Mark), Germany
contact: contact@xertainty.com
Tax ID Number: DE 350518620
Managing Director: Thomas Spengler
Commercial Register Number: HRB 239012 B, Amtsgericht Charlottenburg (Berlin)
Journalistic and editorial responsibility:
Thomas Spengler. Erknerstr. 14, 15537 Grünheide (Mark)