The merger of paper and packaging companies MeadWestvaco Corp. and Rock-Tenn Co. has been completed.
The combined company, now known as WestRock Co., began operations Wednesday. Its headquarters is in Richmond.
Steve C. Voorhees, who was CEO of Rock-Tenn, is CEO of WestRock. John A. Luke Jr., who was chairman and CEO of MeadWestvaco, has become non-executive chairman.
WestRock now has $15 billion in annual revenue and 42,000 employees in 30 countries. It has more than 275 operating and business locations around the world.
The company announced the merger in January.