Billionaire Mukesh Ambani-led Reliance Industries has once again emerged as the highest-ranked Indian company on the 2025 Fortune Global 500 list. The oil-to-telecom and retail giant secured the 88th position this year slipping slightly from its 86th rank in 2024. However the company has gained a whopping 67 places in the last four years from No.155 in 2021. US retail giant Walmart continues to be the top-ranked company in the world followed by Amazon. The top 10 has three Chinese companies - state-owned electric utility State Grid at No.3 China National Petrol at No.5 and oil and gas giant Sinopec Group at No.6. Worlds largest oil exporter Saudi Aramco is ranked at No.4 and Apple at No.8. How Many Indian Companies Are In Fortunes Global 500 list? India has 9 companies in the Fortunes Global 500 list this year - 5 of them from the public sector and 4 from the private sector. Life Insurance Corporation of India (LIC) is ranked at No.95 unchanged from last year. Indian Oil Corporation (IOC) slipped 11 slots to be ranked No.127 in the 2025 ranking. Countrys largest lender State Bank of India (SBI) gained 15 slots to be ranked at 163 while HDFC Bank soared 48 places to come in at No.258. Oil and Natural Gas Corporation (ONGC) lost one place to be ranked at 181. Other Indian firms on the list included Tata Motors at No.283 (down 12 positions from 2024) Bharat Petroleum Corporation Ltd (BPCL) at No.285 (down 27 position) and ICICI Bank at No.464 (unchanged). What Is Fortune Global 500 list? The Fortune Global 500 list ranks companies by total revenues for their respective fiscal years ended on or before March 31 2025. The Indian rupees depreciation against the USD from 83.35 in March 2024 to 85.45 in March 2025 had a negative impact on Reliances revenues when converted to USD. Reliance closed FY25 with record high consolidated gross revenues of Rs 1071174 crore up 7.1 per cent year-on-year and EBITDA of Rs 183422 crore up 2.9 per cent with each of the oil-to-chemical (O2C) oil and gas retail and digital services businesses posting healthy growth.  (With Inputs From PTI)