Jan Krellner – Biography
Last update: March 4, 2026Executive profile
Jan Krellner is currently
Senior Vice President of Human Resources Projects, Transformation and Countries at T-Systems - View - T-Systems org chart
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- At T-Systems, Jan Krellner has 240 colleagues including Ferri Abolhassan (CEO), Guillaume Maisondieu (Director)…
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- In the Information Technology & Services industry, Jan Krellner has 28,672 colleagues in 1,479 companies located in 69 countries. 12,690 executive movements have been recorded in the last 12 months. Learn more about Information Technology & Services.
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