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Sigma BIS S.A.
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Tomasz Siejka
Senior Media Manager
Klaudia Nawrocka
Senior Media Planner Buyer
Maria Jagielska
Agnieszka Pychelska
Katarzyna Lukaszewicz
Senior Programmatic Specialist
+ 1 more
April, 2021 - present
Senior Media Planner/buyer at Lee Tilford Agency
Senior Media Planner/buyer at Big Communications
Senior Media Planner/buyer at Sigma BIS S.A.
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