Since the early 70s are here led by Giancarlo Palla Cabernet Sauvignon Cabernet Franc grown Merlot and Malbec grapes and vinified

Could you correct the punctuation please?
Since the early '70s are here, led by Giancarlo Palla Cabernet Sauvignon, Cabernet Franc grown, Merlot and Malbec grapes and vinified.