S1 Corporation logo

S1 Corporation Employee Directory

Software DevelopmentUnited States201-500 Employees

S1 Corporation is a United States-based software development firm with more than two decades of experience. It serves banks, retailers, and processors with software solutions for payments, online banking, branch banking, and lending, used by more than 3,000 organizations worldwide.

The company's payments offerings include ATM-driven payments, card management, merchant acquiring and retail payments. It maintains local development, delivery, and support capabilities across regions worldwide to serve its customer base.

Find S1 Corporation employees' phone numbers or email addresses

S1 Corporation Global Highlights

Location
Employees

North America
65

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  • United States Of America
    64
  • Canada
    1

Asia
40

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  • India
    32
  • Indonesia
    2
  • Bangladesh
    2
  • Singapore
    2
  • Pakistan
    1
  • Viet Nam
    1

Europe
6

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  • United Kingdom Of Great Britain And Northern Ireland
    3
  • France
    1
  • Netherlands
    1
  • Ireland
    1

Africa
5

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  • South Africa
    5

South America
1

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  • Colombia
    1

S1 Corporation's Leadership

  • Stylized image of a person
    B. H.
    Vp Marketing
    Phone icon
  • Stylized image of a person
    J. F.
    President And Co-Founder
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  • Stylized image of a person
    W. C. S.
    Founder, Owner
    Phone icon
  • Stylized image of a person
    P. R.
    Vp
    Phone icon
  • Stylized image of a person
    D. S.
    Director Data Center Operations
    Phone icon
  • Stylized image of a person
    F. L.
    Executive Director
    Phone icon
  • Stylized image of a person
    N. W.
    Director, Profesional Service
    Phone icon
  • Stylized image of a person
    A. S.
    Director Channel Sales & Marketing
    Phone icon

S1 Corporation Employee Metrics

100%
50%
0%
2026
2025
  • Administrative
  • Engineering
  • Quality Assurance
  • Analytics
  • Human Resources
  • Other
  • Consultant

Contact profiles from S1 Corporation

Name
Title
Contact Info
Location
Last Update
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    A. W.
    Sr. DBA
    Phone icon
    IndiaMaharashtra
    Sep 11, 2024
  • Stylized image of a person
    D. G.
    Senior Systems Engineer
    Phone icon
    United StatesGeorgia
    Dec 16, 2025
  • Stylized image of a person
    E. O.
    Sr Sales Consultant
    Phone icon
    United StatesGeorgia
    Dec 16, 2025
  • Stylized image of a person
    M. A.
    Senior System Analyst
    Phone icon
    IndiaMaharashtra
    Jan 24, 2024
  • Stylized image of a person
    M. D.
    Senior QA Engineer
    Phone icon
    IndiaMaharashtra
    Mar 04, 2024
  • Stylized image of a person
    S. L.
    Senior Technical Support Engineer
    Phone icon
    United StatesGeorgia
    Feb 23, 2024
  • Stylized image of a person
    S. K.
    Principal Software Engineer
    Phone icon
    FranceBourgogne-Franche-Comte
    Jul 19, 2023
  • Stylized image of a person
    M. A.
    Sr. System Analyst
    Phone icon
    IndiaMaharashtra
    May 28, 2026
  • Stylized image of a person
    M. S.
    QA Engineer
    Phone icon
    IndiaMaharashtra
    Sep 11, 2025
  • Stylized image of a person
    R. B.
    Qa Engineer
    Phone icon
    IndiaMaharashtra
    Apr 17, 2026

Frequently Asked Questions

What is S1 Corporation known for?

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S1 Corporation was founded in 1996 operates in the Software Development industry. The company's main headquarters is located in United States; you can contact the main corporate office by phone at . Explore S1 Corporation's company overview page for more information.

What is S1 Corporation's most common email format?

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S1 Corporation employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more S1 Corporation email formats with LeadIQ.

How many employees does S1 Corporation have currently?

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S1 Corporation has approximately 411 employees as of May 2026. These team members are located across 5 continents, including North AmericaAsiaEurope.

Who are S1 Corporation's key employees and leadership?

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As of May 2026, S1 Corporation's key employees include:

  • Vp Marketing: B. H.
  • President And Co-Founder: J. F.
  • Founder, Owner: W. C. S.
  • Vp: P. R.
  • Director Data Center Operations: D. S.

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