The teaching staff are appointed by the Governing Body and have a responsibility to ensure that the curriculum and general life of the school is maintained through a sound Christian foundation.

In 2015 the school created controversy when they demanded that pupils provide a doctor's note to be allowed to use the lavatory during lesson periods.

[4] The school has a curved design which acts as a sound barrier against the noise pollution caused by the large volume of traffic on the nearby A48 road.

A deal was also reached with the local Sony UK Technology Centre in Pencoed to provide digital signage services, projectors and video recording facilities for the school.

Media related to St Teilo's Church in Wales High School at Wikimedia Commons