Input Output (IOHK) Employee Directory

Software DevelopmentSingapore, Singapore201-500 Employees

Founded in 2015, IOHK is one of the world’s pre-eminent blockchain research and engineering companies, best known for the Cardano blockchain platform
We are a fully decentralized, remote-working organization committed to the highest principles of academic rigour and evidence-based software development. The company builds high-assurance blockchain products for public and private sector clients.
Our goal is simple – to fuel our drive to be best in class by giving you the opportunity, resources and support to deliver your finest work to date. You’ll work with some exceptionally talented and friendly individuals who are always open to new ideas and ways of working.
IOHK is an advocate of decentralized remote working, with over 300 people working in more than 50 countries. Everyone has a different skill set, a different culture, and is at a different stage in their life. We aim to make collaboration between diverse people fun, exciting, and always rewarding. Many companies say they ‘think outside the box’ – for IOHK it’s more, ‘we think outside the geography’.

Find Input Output (IOHK) employees' phone numbers or email addresses

Input Output (IOHK) Global Highlights

Location
Employees

Europe
242

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  • United Kingdom Of Great Britain And Northern Ireland
    113
  • Poland
    19
  • Spain
    13
  • Germany
    12
  • France
    12
  • Ireland
    8
  • Greece
    8
  • Ukraine
    7
  • Switzerland
    7
  • Portugal
    6
  • Italy
    6
  • Serbia
    5
  • Austria
    3
  • Estonia
    3
  • Netherlands
    3
  • Sweden
    2
  • Bulgaria
    2
  • Croatia
    2
  • Belgium
    1
  • Romania
    1
  • Hungary
    1
  • Norway
    1
  • Slovakia
    1
  • Andorra
    1
  • Denmark
    1
  • Armenia
    1
  • Lithuania
    1
  • Bosnia And Herzegovina
    1
  • Cyprus
    1

North America
154

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  • United States Of America
    133
  • Canada
    11
  • Costa Rica
    4
  • Mexico
    4
  • Trinidad And Tobago
    1
  • Guatemala
    1

Asia
48

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  • Singapore
    27
  • Japan
    5
  • Thailand
    4
  • Turkey
    3
  • India
    3
  • Iran
    2
  • Bangladesh
    1
  • Mongolia
    1
  • Viet Nam
    1
  • China
    1

Africa
11

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  • Ethiopia
    9
  • South Africa
    1
  • Nigeria
    1

South America
8

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  • Argentina
    5
  • Brazil
    2
  • Bolivia
    1

Oceania
2

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  • Australia
    2

Input Output (IOHK)'s Leadership

  • Stylized image of a person
    C. H.
    Chief Executive Officer
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    B. B.
    Cto, Midnight Tribe
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  • Stylized image of a person
    R. T. P.
    Chief Technology Officer
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  • Stylized image of a person
    J. T.
    Chief Legal Officer
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  • Stylized image of a person
    G. M.
    Chief Operating Officer
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  • Stylized image of a person
    D. D.
    Chief Of Staff To The Coo
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    M. W.
    Chief Product Officer
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    C. G.
    Chief Growth Officer
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Input Output (IOHK) Employee Metrics

100%
50%
0%
2025
2024
  • Engineering
  • Product Management
  • Operations
  • Program & Project Management
  • Research
  • Other

Contact profiles from Input Output (IOHK)

Name
Title
Contact Info
Location
Last Update
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    A. G.
    Founder And Stake Pool Operator (spo) At Crpl
    Phone icon
    ItalyLazio
    Oct 25, 2025
  • Stylized image of a person
    C. H.
    Chief Executive Officer
    Phone icon
    United StatesColorado
    Jul 05, 2025
  • Stylized image of a person
    J. S.
    Chief Of Staff To The Ceo
    Phone icon
    United StatesColorado
    Apr 09, 2025
  • Stylized image of a person
    W. M. R.
    Recruitment Partner
    Phone icon
    United StatesVirginia
    Jul 04, 2024
  • Stylized image of a person
    M. M.
    Head Of Product, Midnight
    Phone icon
    United Kingdom
    Oct 20, 2025
  • Stylized image of a person
    R. N.
    Head Of People Engagement
    Phone icon
    United KingdomEngland
    Oct 06, 2025
  • Stylized image of a person
    T. H.
    Executive Vice President, Community & Ecosystem
    Phone icon
    United KingdomEngland
    Nov 13, 2025
  • Stylized image of a person
    K. H.
    Head Of Engineering, Cardano Core
    Phone icon
    United KingdomScotland
    May 31, 2025
  • Stylized image of a person
    M. J.
    Global Head, Total Rewards
    Phone icon
    United States
    Oct 24, 2025
  • Stylized image of a person
    R. G.
    Head Of Solutions - Midnight
    Phone icon
    United StatesNew York
    Nov 12, 2025

Frequently Asked Questions

What is Input Output (IOHK) known for?

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Input Output (IOHK) was founded in 2014 operates in the Software Development industry. The company's main headquarters is located in Singapore, SG. Explore Input Output (IOHK)'s company overview page for more information.

What is Input Output (IOHK)'s most common email format?

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Input Output (IOHK) employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Input Output (IOHK) email formats with LeadIQ.

How many employees does Input Output (IOHK) have currently?

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Input Output (IOHK) has approximately 452 employees as of October 2025. These team members are located across 6 continents, including EuropeNorth AmericaAsia.

Who are Input Output (IOHK)'s key employees and leadership?

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As of October 2025, Input Output (IOHK)'s key employees include:

  • Chief Executive Officer: C. H.
  • Cto, Midnight Tribe: B. B.
  • Chief Technology Officer: R. T. P.
  • Chief Legal Officer: J. T.
  • Chief Operating Officer: G. M.

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