Open-Xchange Employee Directory

Software DevelopmentNorth Rhine-westphalia, Germany51-200 Employees

About Open-Xchange

Open-Xchange (OX) is a market leader of secure and open communication and office productivity software, IMAP server software and DNS solutions, with more than 220m seats sold through some of the world's largest hosters and telcos (including partners such as IONOS, Orange, Italiaonline, Comcast, GoDaddy, NTT and Softbank).

Our roots in Open Source have shaped our view of the world and culture – open, diverse, and with a bias to act, giving everyone at OX room to take responsibility within their team and grow. 

As a company, we believe in an internet that is open, safe and free, and create competitive products that allow our customers to deliver secure internet services with great user experience, and that respect privacy and generate value.

With 230+ people worldwide, OX develops and operates Open Source software (aaS) for mail/messaging and collaboration/productivity. Dovecot is the world’s most popular IMAP server software, and PowerDNS provides secure DNS services to our customers and their users.

Our business is fast-paced and changing constantly. We are always looking for people who share our vision, who want to make a difference, thrive in agile, non-hierarchical environments, and enjoy working in a high-tech environment as part of a truly international team.

OX is headquartered in Cologne, Germany, with further offices in Hamburg, Nuremberg and Olpe), in addition to the USA (Palo Alto, CA, and New York, NY), Finland (Espoo), The Netherlands (The Hague), Italy (Turin), and Japan (Tokyo).

Interested in working at Open-Xchange? 
Please visit: https://careers.open-xchange.com/jobs

Find Open-Xchange employees' phone numbers or email addresses

Open-Xchange Global Highlights

Location
Employees

Europe
173

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  • Germany
    134
  • Italy
    9
  • Spain
    9
  • Finland
    5
  • Netherlands
    5
  • France
    4
  • United Kingdom Of Great Britain And Northern Ireland
    3
  • Austria
    2
  • Denmark
    1
  • Romania
    1

North America
27

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  • United States Of America
    27

Asia
2

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  • Japan
    2

Open-Xchange's Leadership

  • Stylized image of a person
    A. G.
    Chief Executive Officer
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  • Stylized image of a person
    M. S.
    Cfo
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    D. V.
    Chief Financial Officer
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    M. H.
    Chief Information Security Officer
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    T. S.
    Chief Architect
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    F. S.
    Vice President Product Management, Customer Success, Business Intelligence & Marketing
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  • Stylized image of a person
    M. A. G.
    Vp Sales - Americas
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    C. S.
    Vp Sales Powerdns Global
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Open-Xchange Employee Metrics

100%
50%
0%
2026
2025
  • Engineering
  • Sales
  • Solutions Engineering
  • Operations
  • Customer Success
  • Other
  • Product Management
  • Quality Assurance
  • Human Resources
  • Business

Contact profiles from Open-Xchange

Name
Title
Contact Info
Location
Last Update
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    B. W.
    Head Of Controlling & Prokurist
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    GermanyNorth Rhine-Westphalia
    Feb 03, 2026
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    B. B.
    Vice President, Powerdns Engineering
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    NetherlandsSouth Holland
    Feb 03, 2026
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    T. S.
    Chief Architect
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    FinlandUusimaa
    Feb 03, 2026
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    V. B.
    Head Of Policy & Innovation
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    ItalyPiedmont
    Feb 03, 2026
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    S. T.
    Head Of Operation Ox Documents
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    GermanyBavaria
    Oct 22, 2025
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    O. M.
    Head Of Product Marketing
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    GermanyNorth Rhine-Westphalia
    Feb 11, 2026
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    M. K.
    Vp Release Management
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    GermanyNorth Rhine-Westphalia
    Feb 03, 2026
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    M. B.
    Head Of Ui Development
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    GermanyNorth Rhine-Westphalia
    Feb 09, 2026
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    B. K.
    Senior Vice President, Sales & Business Development - The Americas
    Phone icon
    United StatesNew York
    Jul 17, 2025
  • Stylized image of a person
    J. T.
    Vp Of Professional Services, Americas
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    United StatesKentucky
    Jan 05, 2025

Frequently Asked Questions

What is Open-Xchange known for?

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Open-Xchange was founded in 2005 operates in the Software Development industry. The company's main headquarters is located in 72 Hohenzollernring Cologne, North Rhine-westphalia 50672 Germany; you can contact the main corporate office by phone at . Explore Open-Xchange's company overview page for more information.

What is Open-Xchange's most common email format?

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Open-Xchange employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Open-Xchange email formats with LeadIQ.

How many employees does Open-Xchange have currently?

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Open-Xchange has approximately 194 employees as of February 2026. These team members are located across 3 continents, including EuropeNorth AmericaAsia.

Who are Open-Xchange's key employees and leadership?

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As of February 2026, Open-Xchange's key employees include:

  • Chief Executive Officer: A. G.
  • Cfo: M. S.
  • Chief Financial Officer: D. V.
  • Chief Information Security Officer: M. H.
  • Chief Architect: T. S.

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