Northern Light
Superstar
Well first of all they have Directors of Education, not CEO's.
Secondly, you can look at any budget as clearly see that the majority of it 70%+ goes to instruction (Teachers). Administrative costs are not even top 3 expenses.
We don't want to get too sidetracked down the education wormhole in this thread..........but...
To build on what Picard has said, here's the expenditure pie graph from TDSB for the 2020-2021 budget year: