Answer:
Jibreel - sending messages/revelations to people.
Mika'eel - controls the weather on God's command.
Israfeel - will blow the trumpet that will resurrect everyone on the Day of Judgement.
Malak-ul-Maut - the angel of death, he takes the soul out of every human being when their time is done. Some texts say his name is Izrael, but this is not confirmed by either Quran or Hadith.