What are the richest companies in the world?

I'm curious, what are the richest companies in the world? It's always fascinating to learn about the financial giants that dominate the global economy. Could you possibly enlighten me on the names of these top-tier organizations and perhaps even give me a glimpse into what industries they belong to? I'm particularly interested in understanding how they've achieved such financial success. Do they have innovative business models? Or have they capitalized on certain trends or technologies? It would be great if you could provide a bit of context and analysis as well. After all, knowledge is power, and understanding the financial landscape of these billion-dollar enterprises can help us all gain valuable insights into the world of business and finance.