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Every collaboration begins with a hello
20

Employees

3

Nationalities

5

Languages

43

Average age

directly to contacts

Our management board

Suzann Heinemann founded the GreenSign Institute in 2015. In 2024, the management team was expanded to include Frank Heinemann and Anne Schiefer. Together, the trio form a strong management team with diverse expertise, innovative ideas and great passion – an inspiration for the entire team.

GreenSign Team CEO
Anne Schiefer
Frank Heinemann
Suzann Heinemann

Our GreenSign Team

GreenSign Team Nicola Baumert
Nicola Baumert

nicola@greensign.de
+49 155 63216285

GreenSign Team Doreen Cramer
Doreen Cramer

doreen@greensign.de
+49 172 7516021

GreenSign Team Anja Engel
Anja Engel

anja@greensign.de
+49 1590 6484011

GreenSign Team Katja Hahn
Katja Hahn

katja@greensign.de
+49 176 60395280

GreenSign Team Florian Hermanns
Florian Hermanns

florian@greensign.de
+49 1590 6484053

GreenSign Team Victoria Knauer Hansen
Victoria Knauer-Hansen

victoria@greensign.de
+49 157 58252835

GreenSign Team Georgia Leontopoulou
Georgia Leontopoulou

georgia@greensign.de
+49 1590 6483982

GreenSign Team Nizama Mehmeti
Nizama Mehmeti

nizama@greensign.de
+49 1590 6484045

GreenSign Team Lisa Mueller
Lisa Müller

lisa@greensign.de
+49 1590 6483961

GreenSign Team Alena Paulus
Alena Paulus

alena@greensign.de
+49 1590 6483950

GreenSign Team Anja Poitzsch
Anja Poitzsch

anjap@greensign.de
+49 1577 4993159

GreenSign Team Julian Reingraber
Julian Reingraber

julian@greensign.de
+49 1590 6484052

GreenSign Team Anna Maria Sasso Sant
Anna Maria Sasso-Sant

anna@greensign.de
+49 155 66343318

GreenSign Team Sandra Schoene
Sandra Schöne

sandra@greensign.de
+49 1590 1481029

GreenSign Team Natalie Unterschuetz
Natalie Unterschütz

natalie@greensign.de
+49 1556 6252086

GreenSign Team Marlen Wienand
Marlen Wienand

marlen@greensign.de
+49 1590 6483978

GreenSign Team Armin Wolff
Armin Wolff

armin@greensign.de
+49 1590 6483945