One Tree Hill GmbH
Oppenheimer Landstr. 70
60596 Frankfurt am Main
Germany
Werner Märkl
Phone: +49 (0)1567 8302216
Email: info@tennisflow.app
Entry in the Commercial Register.
Local Court: Frankfurt am Main
Register Number: HRB 81584
VAT identification number according to § 27 a German VAT Act:
DE217325183
Source: e-recht24.de