Management Team - The People Behind W4’s Success

At W4, our greatest joy comes from knowing that our clients have achieved their objectives with our support. We look forward to the chance to assist you again and ensure your continued satisfaction
Sarah Wilhelm
Sarah Wilhelm
CEO
+41 44 562 49 39
Termin vereinbaren
Corinna Theune
Corinna Theune
CFO
+41 44 562 49 46
Martin Naas
Martin Naas
CTO

BUSINESS DEVELOPMENT

Angelika Gmeiner
Angelika Gmeiner
Business Development
+49 351 85034886
Termin vereinbaren
Shuting Fu
Shuting Fu
Business Development APAC
+86 13811800095
Termin vereinbaren
Burcin Sancak
Burcin Sancak
Business Development DE
+41 44 798 28 01
Jonas Krüttli
Jonas Krüttli
Consultant for digitalization projects
+41 44 562 49 38

Business Unit Leaders

Stephanie Vatter
Stephanie Vatter
HubSpot Account Manager
+49 351 897339522 / +41 44 562 49 82
Termin vereinbaren
Ares Wenzel
Ares Wenzel
Odoo ERP Consultant
Termin vereinbaren
Zora Wenzel
Zora Wenzel
Design&Creation
Martin Polak
Martin Polak
Solutions Engineer

Contact us

W4

Switzerland
Idastrasse 14 // CH-8003 Zürich
Blegistrasse 5 // CH-6340 Baar
la Stráda dal Castèl 13 // 6574 Vira (Gambarogno), TI

Germany
Kesselsdorfer Str. 14 // 01159 Dresden, SN
 
Slovakia
Hviezdoslavovo nám. 17 // SK-81102 Bratislava

China
3/F, No.1 Building A section
Zhongguancun Dongsheng Intern. Incubator, Haidian District // CN-Beijing
 
Thailand
55 Moo 7 Suthep, Muang Chiang Mai,
Chiang Mai 50200
 
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