от лица

on behalf of

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phrase Rare #50,003
on behalf of Used with the genitive case to say that someone is acting or speaking for a person or organization. Common in formal contexts.
RU: Я выступаю от лица всей команды.
EN: I am speaking on behalf of the entire team.

Я пишу Вам от лица моей матери.

I am writing to you on behalf of my mother.

Он говорил со мной от лица компании.

He spoke to me on behalf of the company.