Team

Here you can find information about our staff members, their key activities and contact information.

Our office hours:
Mon, Tue, Thu, Fri 09:30 to 17:30 CET
Wed 09:30 to 14:30 CET

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Gerda Sieben

Director

Telephone: +49 (0)221 1305615-17

»Details & Contact

Sabine Sonnenschein

Telephone: +49 (0)221 1305615-19

»Details & Contact

Dörte Schlottmann

E-mail: schlottmann@jfc.info
Telephone: +49 (0)221 1305615-14

»Details & Contact

Joachim Steinigeweg

Telephone: +49 (0) 221 1305615-18

»Details & Contact

Thomas Müller

Head of Administration

Administration Accounting Financial Reporting Controlling

E-mail: mueller@jfc.info
Telephone: +49 (0) 221 1305615-16

»Details & Contact

Rabea Maas

E-mail: maas@jfc.info
Telephone: +49 (0)221 1305615-0

»Details & Contact

Michelle Adolfs

E-mail: adolfs@jfc.info
Telephone: 0221 13056 15 26
Mobile: 01575 1027034

»Details & Contact

Philipp Hamann

E-mail: philipp.hamann@jfc.info
Telephone: 0221 130561521

»Details & Contact

Tom Jantschik

E-mail: tom@jfc.info
Telephone: 0221 1305615 12

»Details & Contact

Esther Lordieck

E-mail: lordieck@jfc.info
Telephone: 0221 - 130561526

»Details & Contact

Henrike Boy

E-mail: boy@jfc.info
Telephone: +49 (0)221 1305615-23

»Details & Contact

Konstance Papakonstantinou

E-mail: kp@jfc.info
Telephone: +49 (0)221-1305615-20

»Details & Contact

Nina Stapelfeldt

E-mail: stapelfeldt@jfc.info
Telephone: +49 (0)221 1305615 13

»Details & Contact

Olga Vogel

Telephone: +49 (0)221 1305615-15

»Details & Contact

Michael Winter

E-mail: winter@jfc.info
Telephone: 0160 94 65 64 49

»Details & Contact