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Thomas Sitser Email & Phone Number

TestGroup | PhD Selection Psychology | Online Assessments | HR Tech at TestGroup
Location: Amsterdam, North Holland, Netherlands 5 work roles 3 schools
1 work email found @testgroup.eu LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Current company
Role
TestGroup | PhD Selection Psychology | Online Assessments | HR Tech
Location
Amsterdam, North Holland, Netherlands
Company size

Who is Thomas Sitser? Overview

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Quick answer

Thomas Sitser is listed as TestGroup | PhD Selection Psychology | Online Assessments | HR Tech at TestGroup, a company with 15 employees, based in Amsterdam, North Holland, Netherlands. AeroLeads shows a work email signal at testgroup.eu and a matched LinkedIn profile for Thomas Sitser.

Thomas Sitser previously worked as Managing Director at Testgroup and Interim Managing Director at Hudson. Thomas Sitser holds Phd, Work- And Organizational Psychology from Erasmus University Rotterdam.

Company email context

Email format at TestGroup

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{first}.{last}@testgroup.eu
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Profile bio

About Thomas Sitser

TestGroup is an online publisher of assessment tools and psychometric tests. We specialize in adapting the latest technology and scientific research into the field of online assessments and e-assessments. We bring innovation in online assessments by the introduction of the first fully interactive personality test, the Bridge Personality and with the introduction of the interactive, online ability test series: The Bridge Ability Suite. TestGroup has online assessments available in Dutch, Czech, German, Spanish, English, French, Portuguese, Russian and Polish.All Bridge assessment instruments are developed by TestGroup in cooperation with universities worldwide. TestGroup is specialized in predicting job performance with personality questionnaires and aptitude tests. We consult organizations all over the world about implementing our online Bridge assessments in their HR processes.Together with universities, TestGroup publishes scientific articles in high-class journals worldwide. Below you can download an example article of our research. This specific article on the validity of The Bridge Personality was published in Human Performance, a top 10 journal in the field of psychometrics and assessments. Do you want more information about our scientific research? Please contact our Research Development team in Amsterdam for more information: +31(0)20-2621630

Listed skills include Talent Management, Psychometrics, Human Resources, Psychology, and 27 others.

Current workplace

Thomas Sitser's current company

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TestGroup
Testgroup
TestGroup | PhD Selection Psychology | Online Assessments | HR Tech
holland, north brabant, netherlands
Website
Employees
15
AeroLeads page
5 roles

Thomas Sitser work experience

A career timeline built from the work history available for this profile.

Managing Director

Current

Amsterdam Area, Netherlands

Contact: info@testgroup.eu, +31(0)20-2621630TestGroup is an online publisher of assessment tools and psychometric tests. We specialize in adapting the latest technology and scientific research into the field of online assessments and e-assessments. We bring innovation in online assessments by the introduction of the first fully interactive personality.

Mar 2007 - Present

Interim Managing Director

Amsterdam Area, Netherlands

Hudson is a company in the HR industry, specialised in staffing and talent management.

Mar 2007 - Sep 2007

Commercial Director

Waalwijk

Responsible for the commercial exploitation of the brands Les Mills and Reebok.

Jul 2006 - Mar 2007

Country Manager

Opp Ltd

Oxford, United Kingdom

HR Consultancy and publisher of psychometric tests (MBTI & 16PF). OPP has its head office in Oxford, England, with offices also in Belgium, France, The Netherlands, Denmark and the USA, and distributors around the world.

Nov 2002 - Jul 2006

Consultant

Amsterdam Area, Netherlands

Responsible for mid-level executive search assignments in ICT and Telecom

Jan 2000 - Aug 2002
Team & coworkers

Colleagues at TestGroup

Other employees you can reach at testgroup.eu. View company contacts for 15 employees →

3 education records

Thomas Sitser education

Phd, Work- And Organizational Psychology

The relationship between outcomes of personality questionnaires and sales performance. Dissertation: (17th of April, 2014) Predicting.

Vwo

Baudartius College
FAQ

Frequently asked questions about Thomas Sitser

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What company does Thomas Sitser work for?

Thomas Sitser works for TestGroup.

What is Thomas Sitser's role at TestGroup?

Thomas Sitser is listed as TestGroup | PhD Selection Psychology | Online Assessments | HR Tech at TestGroup.

What is Thomas Sitser's email address?

AeroLeads has found 1 work email signal at @testgroup.eu for Thomas Sitser at TestGroup.

Where is Thomas Sitser based?

Thomas Sitser is based in Amsterdam, North Holland, Netherlands while working with TestGroup.

What companies has Thomas Sitser worked for?

Thomas Sitser has worked for Testgroup, Hudson, Hdd Group, Opp Ltd, and Heidrick & Struggles.

Who are Thomas Sitser's colleagues at TestGroup?

Thomas Sitser's colleagues at TestGroup include Tom Tompel, Veronica Barros, and Shaze Sukor.

How can I contact Thomas Sitser?

You can use AeroLeads to view verified contact signals for Thomas Sitser at TestGroup, including work email, phone, and LinkedIn data when available.

What schools did Thomas Sitser attend?

Thomas Sitser holds Phd, Work- And Organizational Psychology from Erasmus University Rotterdam.

What skills is Thomas Sitser known for?

Thomas Sitser is listed with skills including Talent Management, Psychometrics, Human Resources, Psychology, 360 Feedback, Hr Consulting, Personality Testing, and Emotional Intelligence.

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