Prince Charles speaking at Prince's Trust Awards

The speaker expresses gratitude for the sense of family created by the event and thanks sponsors like TK Maxx, HomeSense, Boeing, Dell, and others for their support. Elizabeth Goldson's career, which began with a travel bursary, is highlighted as an example of success. The speaker concludes by congratulating young people whose lives are being transformed and expresses hope for their future impact.

What is the significance of the sponsors mentioned by the speaker?

What does the speaker refer to when mentioning a 'virtuous circle'?