I want to Learn German by Translating my English Post

Wanting to avoid using Google or any AI service online, I want to ask if I could get some help translating my English post into German as I want to use this as an excuse to motivate me into learning German.

Anyways the text I want to learn how to translate is:

Roman aka Der8auer, owner/founder of Thermal Grizzly products, got scammed out of €40.000 by placing raw material orders in China and has made this video to alert people to be more aware that these kinds of situations can happen.

• Is aka (Also Known As) alis?
• What's the differneces in: Unternehmer Geschäftsinhaber Geschäftseigentümer?