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Stefan Wallbaum Email & Phone Number

Personalreferent bei Open-Xchange at Open-Xchange
Location: Ruhr Region, Germany, Germany 1 work role
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✓ Verified May 2026 2 data sources Profile completeness 71%

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Current company
Open-Xchange
Role
Personalreferent bei Open-Xchange
Location
Ruhr Region, Germany, Germany
Company size
211 employees

Who is Stefan Wallbaum? Overview

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Quick answer

Stefan Wallbaum is listed as Personalreferent bei Open-Xchange at Open-Xchange, a company with 211 employees, based in Ruhr Region, Germany, Germany. AeroLeads shows a matched LinkedIn profile for Stefan Wallbaum.

Stefan Wallbaum previously worked as Personalreferent at Open-Xchange.

Company email context

Email format at Open-Xchange

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Open-Xchange

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Profile bio

About Stefan Wallbaum

Stefan Wallbaum is a Personalreferent bei Open-Xchange at Open-Xchange.

Current workplace

Stefan Wallbaum's current company

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Open-Xchange
Open-Xchange
Personalreferent bei Open-Xchange
germany
Website
open-xchange.com
Employees
211
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1 role

Stefan Wallbaum work experience

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Team & coworkers

Colleagues at Open-Xchange

Other employees you can reach at open-xchange.com. View company contacts for 211 employees →

AC Andy Christ Andy Christ Colleague at Open-Xchange Louisville, Kentucky, United States, United States View → VS Vincent Schönau Vincent Schönau Colleague at Open-Xchange Amsterdam, North Holland, Netherlands, Netherlands View → BB Bob Brandt Bob Brandt Colleague at Open-Xchange Delft, South Holland, Netherlands, Netherlands View → AM Anne Matthes Anne Matthes Colleague at Open-Xchange Leipzig, Saxony, Germany, Germany View → GW Goetz Wohlberg Goetz Wohlberg Colleague at Open-Xchange Greater Hamburg Area, Germany View → FM Fabienne Marie Schäfer Fabienne Marie Schäfer Colleague at Open-Xchange Olpe, North Rhine-Westphalia, Germany, Germany View → DR Daniel Rentz Daniel Rentz Colleague at Open-Xchange Greater Hamburg Area, Germany View → MK Michael Kainz Michael Kainz Colleague at Open-Xchange Augsburg, Bavaria, Germany, Germany View → AQ Alexander Quast Alexander Quast Colleague at Open-Xchange Friesenhagen, Rhineland-Palatinate, Germany, Germany View → TS Timo Sirainen Timo Sirainen Colleague at Open-Xchange Helsinki, Uusimaa, Finland, Finland View →
FAQ

Frequently asked questions about Stefan Wallbaum

Quick answers generated from the profile data available on this page.

What company does Stefan Wallbaum work for?

Stefan Wallbaum works for Open-Xchange.

What is Stefan Wallbaum's role at Open-Xchange?

Stefan Wallbaum is listed as Personalreferent bei Open-Xchange at Open-Xchange.

Where is Stefan Wallbaum based?

Stefan Wallbaum is based in Ruhr Region, Germany, Germany while working with Open-Xchange.

What companies has Stefan Wallbaum worked for?

Stefan Wallbaum has worked for Open-Xchange.

Who are Stefan Wallbaum's colleagues at Open-Xchange?

Stefan Wallbaum's colleagues at Open-Xchange include Andy Christ, Vincent Schönau, Bob Brandt, Anne Matthes, and Goetz Wohlberg.

How can I contact Stefan Wallbaum?

You can use AeroLeads to view verified contact signals for Stefan Wallbaum at Open-Xchange, including work email, phone, and LinkedIn data when available.

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