The CEO of a Polish company has apologized after taking a hat tennis player Kamil Majchrzak signed for a boy at the US Open.

Polish chief executive’s wife stashed stolen hat in her bag after US Open grab as young boy protested

People have flooded the CEO's company with negative reviews on Google.

Piotr Szczerek was "convinced" tennis star Kamil Majchrzak was passing him the hat, he says while apologising for the viral incident.

"I became caught up in the heat of the moment and the joy of the victory," the man said after video of the incident went viral.

A video of the moment that took place following tennis player Kamil Majchrzak’s victory against Karen Khachanov circulated widely online.

La presión social ha podido con el empresario polaco Piotr Szczerek, que ha mostrado su arrepentimiento tras lo ocurrido en su cuenta de Facebook

The CEO of a Polish company has apologized after taking a hat tennis player Kamil Majchrzak signed for a boy at the US Open.