Olon S.p.A.

Olon S.p.A. is one of Europe’s largest independent manufacturers of Active Pharmaceutical Ingredients (APIs), pharmaceutical intermediates, and specialty chemicals. Founded in 1972 and headquartered in Rodano (Milan), Italy, Olon has developed into a globally recognized pharmaceutical manufacturing partner serving innovative pharmaceutical companies, generic drug manufacturers, and biotechnology organizations across more than 80 countries.

The company specializes in the development and commercial production of APIs, highly potent active pharmaceutical ingredients (HPAPIs), fermentation-based products, corticosteroids, hormones, cytotoxic compounds, and complex chemical intermediates. Olon’s integrated capabilities include process development, analytical testing, technology transfer, scale-up, and commercial manufacturing, allowing customers to efficiently move products from laboratory research to large-scale production.

Olon operates multiple manufacturing facilities across Italy, Spain, and the United States, supported by advanced research laboratories and quality control systems. Its production sites comply with major international regulatory authorities including the US FDA, European Medicines Agency (EMA), PMDA (Japan), and other global health agencies. Continuous investment in green chemistry, sustainability, digital manufacturing, and scientific innovation has strengthened Olon’s position as one of the world’s leading independent API manufacturers. Through technical excellence, regulatory expertise, and reliable supply chain management, Olon continues to support pharmaceutical innovation worldwide.