They're publicly traded companies. Sort the S&P 500 or NASDAQ and work your way down by market cap. You could go for pre-IPO companies, but that stock should be

They're publicly traded companies. Sort the S&P 500 or NASDAQ and work your way down by market cap. You could go for pre-IPO companies, but that stock should be valued at $0, so it's less competitive with the FANGs (the liquidity event could pan out, or it could never occur, etc). My current $LARGE_CO is publicly traded with a single-digit billion market cap.