Mars Wrigley also plans to spend the money on manufacturing improvements and food safety advances at their Hackettstown factory.

The company was acquired by Mars in 2008 for $23 billion. The Wrigley's gum brand is the world's most popular gum brand with sales more than twice as much as the No. 2 brand, Kraft Foods' Trident ...

Warren Buffett laid out $6.5 billion to help Mars acquire Wrigley in October 2008, cementing one of the few mega-mergers during the financial crisis and creating a global confectionery giant.