That means where the staff consists of persons of mixed religious allegiances, no prayer should be offered.
I am seriously looking forward to that not so far away day when Jesus takes his seat in Jerusalem and the question of who is God will never be asked again.
Maranatha.
Is one necessary in a group function such as that? And even if the staff desires to have one, he can give a generic religious or spiritual speech. In a mix of Christians he can learn to give a non-denominational prayer too.