Wikipedia Easy Search

This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these messages)

This biographical article is written like a résumé. Please help improve it by revising it to be neutral and encyclopedic. (March 2021)

This biography of a living person needs additional citations for verification. Please help by adding reliable sources. Contentious material about living persons that is unsourced or poorly sourced must be removed immediately from the article and its talk page, especially if potentially libelous.
Find sources: "Karol Martesko-Fenster" – news · newspapers · books · scholar · JSTOR (March 2021) (Learn how and when to remove this message)

(Learn how and when to remove this message)

Karol Martesko-Fenster is an American media executive.