CEOHF - Exxon says production starts at Guyana's Payara offshore development November, 14 2023 08:51 AM Cnooc Ltd. 2023-11-14 08:51:15 ET More on Hess Buy HES, Sell CVX Chevron Makes Hess Its Largest Acquisition Mr. Market Is Not Happy With Chevron/Hess Deal For further details see: Exxon says production starts at Guyana's Payara offshore development