Dubai's Jumeirah College has been closed for the day after a member of support staff died on the premises.
In a statement to ARN News, Dubai Police said a school worker had taken his life in a warehouse on Monday.
In a letter sent out to parents, the school's principal said none of the students had witnessed the incident and the area has been placed under quarantine.
A Gems Education spokesperson confirmed the incident to ARN News, saying all students have been sent home as a preventive step.
The school will open as normal on Tuesday, while assemblies will be arranged to counsel students who may need support.

UAE and Russia discuss expanding strategic cooperation
Dubai to hold Eid Al-Adha prayers at 937 mosques
Arafat Day is for 'forgiveness, mercy, faith': H.H. Sheikh Mohammed
UAE floating hospital in Egypt treats more patients from Gaza
UAE President waives over AED 834 million in debt for Emiratis