who's in charge

Who's in charge around here?

Qui est le responsable ici ?

I don't know who's in charge of the business.

Je ne sais pas qui dirige l’entreprise.

Nobody knows who's in charge.

Personne ne sait qui est aux commandes.

Who's in charge here?

Qui est responsable ici ?

— Moonrise Kingdom (2012)

Let me see who's in charge!

Laissez-moi voir qui est aux commandes !

— Ghost in the Shell (1995)

Who's in charge of the school kitchen?

Qui est responsable de la cuisine de l’école ?

Tom is the person who's in charge.

Tom est la personne responsable.

Who's in charge?

Qui est responsable ?

— Asterix & Obelix: Mission Cleopatra (2002)

No one knows who's in charge.

Personne ne sait qui est aux commandes.