I need a hole cut in glass to allow a portable air conditioner unit to work

Sarah requested 3 quotes from Glaziers in Paddington

The window is in a 70s, 80s building and opens with a wheel you have to turn and a chain that ties the window to the sash/sill.

Install cat door in the window
install cat door in the glass window

Install a doggy door into glass door to external office/study
Basically have purchased a doggy door which needs to be installed into glass...

Glazier glass panel to the top front entrance. 97.6*5m
glazing glass window, glass panels to the top front entrance. 97*6.5m.