Frank Scheffler
managing director
tel: +49 40 5543992-21 mob: +49 172 2613741 mail: frank.scheffler[at]isa-ger.com
Florian Kuester
general manager / power of attorney
tel: +49 40 5543992-22 mob: +49 173 3781028 mail: florian.kuester[at]isa-ger.com
Lisa Hapanionek
inside sales / customer service / network development
tel: +49 40 5543992-24 mail: lisa.hapanionek[at]isa-ger.com
Enrique Penaloza
customer service / inside sales
Rosa Mendez
customer service
Hüseyin Baran
customer service
