Rolandstr. 57
D-50677 Köln
Phone: +49.(0)221.310 10 30
Fax: +49.(0)221.310 10 74
E-mail: info@tandem-koeln.de
Skype: tandemkoeln
Individual advice by phone:
Monday to Thursday:
10 a.m. - 2 p.m. and 4 - 7 p.m.
Friday: 10 a.m. - 4 p.m.
Answering machine