ANSWER:

It’s totally prohibited to work for them as Allah ordered us not to co-operate or facilitate people in evil and sins.

By designing their logo, you are actually helping them in their haram businesses. 

I watched all of your videos related to graphic designing,,,but I have a specific question…. I always design halal designs(no human,animal etc.) But many clients have their haram businesses I just design the logo which is halal….So is it sinful for me to design logos for haram companies, Though the designed logos are halal?

Halal/Haram Matters, Jobs | June 6, 2021 5:27 am
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I use some Chinese Video Editing apps. There are some premium features in this app which require money to unlock. But on Google the hacked (pirated) versions of these apps are available. Since China is ……. Muslims,is it permissible to download the hacked version ofthese Chinese apps?
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Shiekh, when wearing trousers or pants they naturally come below the ankles a little bit because they are made that way, even if you buy smaller ones. What to do in this situation because every one that wears trousers (jeans) comes a little below the ankles.