Ceo
CurrentApril 2012 - Firmierung zur GmbH in Jena / ThüringenMai 2016 - Standortgründung Frankfurt am Main / HessenJanuar 2017 - Standortgründung Berlin
Apr 2012 - Present
AeroLeads people directory · profile
Rene Biersack Email & Phone Number
1 work email found
@citigroup.com
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
CEO
Location
Berlin Metropolitan Area, Germany
Who is Rene Biersack? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Rene Biersack is listed as CEO at WSTN GmbH - wifi | security | telecommunication | network, based in Berlin Metropolitan Area, Germany. AeroLeads shows a work email signal at citigroup.com and a matched LinkedIn profile for Rene Biersack.
Rene Biersack previously worked as CITI-ext. Consultant & Analyst at Citi and Data Centre Consultant at Atlasedge. Rene Biersack holds Kaufmann Im Groß- & Außenhandel (Ihk) from Ammon Gmbh & Co Kg.
Company email context
Email format at WSTN GmbH - wifi | security | telecommunication | network
This section adds company-level context without repeating Rene Biersack's masked contact details.
{first}.{last}@citigroup.com
86% confidence
AeroLeads found 1 current-domain work email signal for Rene Biersack. Compare company email patterns before reaching out.
Profile bio
About Rene Biersack
Seit 2006 befassen wir uns mit der Errichtung von Kommunikationsnetzwerken, realisieren maßgeschneiderte Kupfer- und Glasfasernetzwerke. Unsere Dienstleistung erstreckt sich von der Planung, Beschaffung der Komponenten, verlegen und installieren aller Kabel bis hin zum Hardwareaufbau, Einbau und Inbetriebnahme.Hierbei werden wir von namhaften Firmen tatkräftig unterstützt. Das ermöglicht uns einen reibungslosen Ablauf, die Verwendung neuester Technologien und hohe Flexibilität anbieten zu können.
Listed skills include Itil, It Management, Rechenzentren, Disaster Recovery, and 24 others.
Current workplace
Rene Biersack's current company
Company context helps verify the profile and gives searchers a useful next step.
Wstn Gmbh - Wifi | Security | Telecommunication | Network
AeroLeads page
6 roles
Rene Biersack work experience
A career timeline built from the work history available for this profile.
Citi-Ext. Consultant & Analyst
Data Centre Consultant
Jun 2023 - Dec 2023
Business Owner
Wstn Werbung | Security | Telefon | Netzwerk
Mar 2006 - Apr 2012
Field Service Engineer
Aug 2006 - Jan 2008
Kaufmann Im Groß- & Außenhandel
Ammon Gmbh & Co Kg
Aug 1998 - Aug 2006
1 education record
Rene Biersack education
-
Ammon Gmbh & Co Kg
FAQ
Frequently asked questions about Rene Biersack
Quick answers generated from the profile data available on this page.
What company does Rene Biersack work for?
Rene Biersack works for WSTN GmbH - wifi | security | telecommunication | network.
What is Rene Biersack's role at WSTN GmbH - wifi | security | telecommunication | network?
Rene Biersack is listed as CEO at WSTN GmbH - wifi | security | telecommunication | network.
What is Rene Biersack's email address?
AeroLeads has found 1 work email signal at @citigroup.com for Rene Biersack at WSTN GmbH - wifi | security | telecommunication | network.
Where is Rene Biersack based?
Rene Biersack is based in Berlin Metropolitan Area, Germany while working with WSTN GmbH - wifi | security | telecommunication | network.
What companies has Rene Biersack worked for?
Rene Biersack has worked for Wstn Gmbh - Wifi | Security | Telecommunication | Network, Citi, Atlasedge, Wstn Werbung | Security | Telefon | Netzwerk, and Deutsche Telekom Ag.
How can I contact Rene Biersack?
You can use AeroLeads to view verified contact signals for Rene Biersack at WSTN GmbH - wifi | security | telecommunication | network, including work email, phone, and LinkedIn data when available.
What schools did Rene Biersack attend?
Rene Biersack holds Kaufmann Im Groß- & Außenhandel (Ihk) from Ammon Gmbh & Co Kg.
What skills is Rene Biersack known for?
Rene Biersack is listed with skills including Itil, It Management, Rechenzentren, Disaster Recovery, Lieferantenverwaltung, Data Center, Telekommunikation, and Microsoft Office.
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