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Open Systems Employee Directory

Computer and Network SecurityZurich, Switzerland201-500 Employees

Open Systems has about 435 employees across 4 continents, most of them in Europe. By country, the largest groups are Switzerland (56%), United States Of America (21%) and India (10%). Information Security and Engineering make up 34% of the profiles with a known department. Open Systems's workforce spans 26 departments. Open Systems's workforce fell 7% between July 2025 and July 2026.

Find Open Systems employees' phone numbers or email addresses

Open Systems Global Highlights

Location
Employees

Europe
307

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  • Switzerland
    267
  • Germany
    19
  • United Kingdom Of Great Britain And Northern Ireland
    7
  • Netherlands
    4
  • Austria
    3
  • Romania
    2
  • Spain
    1
  • Italy
    1
  • Poland
    1
  • Ukraine
    1
  • Azerbaijan
    1

North America
109

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  • United States Of America
    101
  • Canada
    4
  • Costa Rica
    3
  • Mexico
    1

Asia
47

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  • India
    47

South America
9

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  • Colombia
    9

Africa
1

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  • Tanzania
    1

Europe accounts for 65% of Open Systems's workforce, followed by North America (23%) and Asia (10%).

Open Systems's Leadership

  • Chief Executive Officer at Open Systems
    D. M.
    Chief Executive Officer
    Mobile Phone
  • Chief Executive Officer at Open Systems
    S. A.
    Chief Executive Officer
    Mobile Phone
  • Chief Executive Officer President at Open Systems
    S. A.
    Chief Executive Officer President
    Mobile Phone
  • CTO at Open Systems
    S. M.
    CTO
    Mobile Phone
  • Chief Revenue Officer (cro) at Open Systems
    S. S.
    Chief Revenue Officer (cro)
    Mobile Phone
  • Chief Information Security Officer (ciso) at Open Systems
    I. R.
    Chief Information Security Officer (ciso)
    Mobile Phone
  • Chief Human Resources Officer at Open Systems
    H. G.
    Chief Human Resources Officer
    Mobile Phone
  • Chief Technology Officer at Open Systems
    M. E.
    Chief Technology Officer
    Mobile Phone

Open Systems Employee Metrics

100%
50%
0%
2026
2025
  • Engineering
  • Sales
  • Operations
  • Analytics
  • Customer Success
  • Other
  • Product Management
  • Business
  • Program & Project Management
  • Information Security
  • Information Technology

Information Security is the largest department at 19% of profiles with a known department, up from 1% in July 2025, followed by Engineering (15%, down from 37%) and Customer Success (11%, up from 7%).

Contact profiles from Open Systems

Name
Title
Contact
Location
Last Update
  • Chief Revenue Officer (cro) at Open Systems
    S. S.
    Chief Revenue Officer (cro)
    Mobile Phone
    Germany, Bavaria
    Oct 14, 2026
  • Chief Executive Officer at Open Systems
    D. M.
    Chief Executive Officer
    Mobile Phone
    Switzerland, Zurich
    Sep 03, 2026
  • Chairperson Of The Board at Open Systems
    D. G.
    Chairperson Of The Board
    Mobile Phone
    Switzerland, Canton of Bern
    Oct 18, 2026
  • Chief Information Security Officer (ciso) at Open Systems
    I. R.
    Chief Information Security Officer (ciso)
    Mobile Phone
    Switzerland, Zurich
    Aug 11, 2026
  • Chief Human Resources Officer at Open Systems
    H. G.
    Chief Human Resources Officer
    Mobile Phone
    Switzerland, Zurich
    Oct 23, 2026
  • Chief Technology Officer at Open Systems
    M. E.
    Chief Technology Officer
    Mobile Phone
    Switzerland, Bern
    Sep 23, 2026
  • Chief Product Officer at Open Systems
    S. K.
    Chief Product Officer
    Mobile Phone
    Switzerland, Zurich
    Sep 16, 2026
  • Chief Financial Officer at Open Systems
    B. O.
    Chief Financial Officer
    Mobile Phone
    Austria, Vienna
    Oct 23, 2026
  • Chief Information Officer (cio) | Member Of The Executive Team at Open Systems
    S. R.
    Chief Information Officer (cio) | Member Of The Executive Team
    Mobile Phone
    Switzerland, Zurich
    Jul 15, 2026
  • Business Unit Lead | Member Of The Executive Board at Open Systems
    S. M.
    Business Unit Lead | Member Of The Executive Board
    Mobile Phone
    Switzerland, Zurich
    Oct 12, 2026

Frequently Asked Questions

What are the largest departments at Open Systems?

Minus sign iconPlus sign iconInformation Security is the largest department at 19% of profiles with a known department, up from 1% in July 2025, followed by Engineering (15%, down from 37%) and Customer Success (11%, up from 7%). Open Systems's workforce spans 26 departments.

Where are Open Systems's employees located?

Minus sign iconPlus sign iconOpen Systems has about 435 employees across 4 continents, most of them in Europe. Europe accounts for 65% of Open Systems's workforce, followed by North America (23%) and Asia (10%). By country, the largest groups are Switzerland (56%), United States Of America (21%) and India (10%).

How has Open Systems's workforce changed over the past year?

Minus sign iconPlus sign iconOpen Systems's workforce fell 7% between July 2025 and July 2026. Information Security's share of profiles with a known department rose from 1% to 19%.

How many employees does Open Systems have currently?

Minus sign iconPlus sign iconOpen Systems has approximately 435 employees as of October 2026. These team members are located across 5 continents, including Europe, North America and Asia.

Who are Open Systems's key employees and leadership?

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As of October 2026, Open Systems's key employees include:

  • Chief Executive Officer: D. M.
  • Chief Executive Officer: S. A.
  • Chief Executive Officer President: S. A.
  • CTO: S. M.
  • Chief Revenue Officer (cro): S. S.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

What is Open Systems's most common email format?

Minus sign iconPlus sign iconOpen Systems employees' email format typically follows the pattern of FLast@open-systems.com. Trying to find reliable and up-to-date employee contact data? Find more Open Systems email formats with LeadIQ.

What is Open Systems known for?

Minus sign iconPlus sign iconOpen Systems was founded in 1990 and operates in the Computer and Network Security industry. You can contact Open Systems's main corporate office by phone at
+41-44-455-7****
. Explore Open Systems's company overview page for more information.

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