Test IO Email Formats
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Test IO
- Test IO uses 6 different email formats. The most common is lastNamefirstNameInitial (for example, doej@test.io), which appears in about 52% of work addresses.
- Other common patterns include:
- lastName_firstName: doe_jane@test.io (4%)
- lastNameInitial_firstName: d_jane@test.io (37%)
Test IO’s Popular Email Formats
| Format | Example | Percentage |
|---|---|---|
Format lastNamefirstNameInitial |  doej@test.io | Percentage: 52% |
Format lastNameInitial_firstName | d_jane@test.io | Percentage: 37% |
Format firstNameInitial_lastName | j_doe@test.io | Percentage: 4% |
Format lastName_firstName | doe_jane@test.io | Percentage: 4% |
Format lastNameInitialfirstNameInitial | dj@test.io | Percentage: 2% |
Format lastNameInitial_firstNameInitial | d_j@test.io | Percentage: 1% |
Contact top employees from
Test IO
Tariq KingChief Executive Officer
Susan YiUS Team Lead, Customer Success
Dominic AngBoard Member
Igli CorbaxhiInvitation - Onboarding EN 3
Kostya DidenkoOnboarding manager
John RinkaFreelance Software Test Engineer
Max SchultzHead of Sales, US
Maria ConcepcionFreelance QA Tester | Quality Assurance | Agile Software Development
André RematiDirector of Product Management
Daniel SedzikowskiTester
Tea NinkovicSoftware Quality Assurance Engineer
Sekou PerryQA Tester
Edwin LiSoftware Quality Analyst
Daphne PhamSoftware QA Tester
Sergei TrofimovFreelance tester
Melinda AlvarezQuality Assurance Tester
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Test IO Corporate Information: FAQ
Test IO, founded in 2011 and headquartered in Berlin, Germany, operates within the IT Services sector with a workforce of between five thousand and ten thousand employees.
Its portfolio spans exploratory testing, test case creation, usability assessments, software quality assurance, crowd testing—including overnight and weekend coverage—functional verification, mobile app evaluation, automated test execution, performance analysis, accessibility audits, and human‑experience optimization. The firm also integrates AI‑infused applications to elevate testing fidelity across localization, inclusion, and translation initiatives.
Headed by CEO Tariq King with Max Schultz leading US sales and Susan Yi overseeing customer success, Test IO was acquired and reports annual revenue between $500 million and $1 billion. Its SIC codes include 7372 and 7373, reflecting a focus on information technology consulting and software development.
Its portfolio spans exploratory testing, test case creation, usability assessments, software quality assurance, crowd testing—including overnight and weekend coverage—functional verification, mobile app evaluation, automated test execution, performance analysis, accessibility audits, and human‑experience optimization. The firm also integrates AI‑infused applications to elevate testing fidelity across localization, inclusion, and translation initiatives.
Headed by CEO Tariq King with Max Schultz leading US sales and Susan Yi overseeing customer success, Test IO was acquired and reports annual revenue between $500 million and $1 billion. Its SIC codes include 7372 and 7373, reflecting a focus on information technology consulting and software development.
Test IO uses 6 email formats across its organization. The most common pattern is lastNamefirstNameInitial (e.g., doej@test.io), used in approximately 52% of work addresses.
Test IO currently employs over 5000-10000 people from United States, Canada, Mexico, Dominican Republic, Guatemala, with a head office in Berlin, Germany.
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