Top Agriculture Companies Stocks in India UPL Ltd. Founded in 1969, UPL Ltd. is the largest and top agriculture company in India. ... PI Industries. PI Industries was founded in 1946 as Mewar Oil & General Mills Ltd. ... Bayer Crop Science. ... Coromandel International. ... Godrej Agrovet. ... Rallis India. ... Bharat Rasayan. 21 Jul 2022