What is the top 5 richest company?

Could you please enlighten me on the top five wealthiest companies in the world? I'm particularly interested in understanding the financial standing of these organizations and how they've achieved such staggering success. Are these companies primarily in the technology sector, or do they span multiple industries? Additionally, what are the key factors that have contributed to their immense wealth? I'm eager to gain insights into their business models, market positions, and overall financial performance. Your expertise in this field would be greatly appreciated.