Oenon Holdings

Oenon Holdings Co., Ltd. is a Japanese conglomerate that operates across the alcoholic beverage, food, and biotechnology sectors. Leveraging its historical expertise in fermentation technology, the company's biotechnology segment specializes in the production of industrial and pharmaceutical enzymes, bulk pharmaceutical ingredients (APIs), and diagnostic reagents. Key products include lactase for the treatment of lactose intolerance and various enzymes used in clinical laboratory testing. Oenon serves as a critical supplier and contract manufacturer for the global life sciences and food industries. The company is headquartered in Tokyo and maintains several specialized manufacturing facilities across Japan.