Mayr-Melnhof Karton AG manufactures and sells cartonboard and folding cartons in Germany, Austria, and internationally. It operates through two segments, MM Board & Paper and MM Packaging. The MM Board & Paper segment manufactures and markets various grades of cartonboard products, such as coated cartonboard produced from recycling fibers; and virgin fiber based cartonboard, as well as offers kraft papers and uncoated fine papers.