WestRock Co., Norcross, Ga., USA, this week announced that it has completed the acquisition of SP Fiber Holdings Inc., a producer of recycled containerboard, kraft and bag paper, and newsprint.

Through this transaction, WestRock has acquired mills in Dublin, Ga., and Newberg, Ore.. that produce lightweight recycled containerboard and kraft and bag paper for end use in consumer and corrugated packaging.

"We expect to further improve the service we provide to customers as a result of this transaction," said Jim Porter, president, Paper Solutions, WestRock. "Both WestRock and SP Fiber have strong track records of product quality and innovation, and we are excited about combining our resources to enhance our offering of paper solutions for food service, corrugated packaging, and other markets."

The transaction is expected to generate significant synergies and be accretive to WestRock's earnings in the second half of fiscal year 2016.

WestRock's 42,000 team members support customers around the world from approximately 275 operating and business locations spanning North America, South America, Europe, and Asia.