It wouldn't matter to them if not for the culture of censorship (cancel culture) on the left, all that should matter to a business is how many viewers will be watching and whether it will be good value for money.
Most of these companies probably exploit slave labour in poorer countries so they're hardly doing it on grounds of their conscience, they're pulling advertising because they're scared of the increasingly totalitarian left who want to control all of the information people are exposed to.
Wokey: "Don't like our censorship? create your own platform!"
<enter GBNews>
Wokey: "OMG SHUT IT DOWN THEY'RE NOT TOLERANT LIKE WE ARE!"