Patrick O’Sullivan

Merrion Pharmaceuticals Plc engages in the development of oral forms of drugs which have suboptimal absorption. It also invests in companies focusing in the healthcare sector. The company was founded by Michael Mary Donnelly in December 2003 and is headquartered in Dublin, Ireland.

LEO Pharma A/S develops, manufactures and markets drugs within the area of dermatology and critical care medicine. It supplies medicines to patients suffering from skin infections and diseases such as psoriasis and eczema, thrombosis, kidney disease and cancer. The company was founded by August Kongsted and Anton Antons in 1908 and is headquartered in Ballerup, Denmark.

LEO Fondet provides support for research in the fields of medicine, chemistry, and pharmacy. The company was founded on August 20, 1984 and is headquartered in Ballerup, Denmark.

Warner Chilcott Plc is a pharmaceutical company which focuses on women's healthcare, gastroenterology, dermatology and urology segments of the North American. It develops the therapeutic products for the treatment of diseases related to the dermatology, musculoskeletal, women's healthcare and general healthcare and community. The company has manufacturing facilities are located in Puerto Rico, Northern Ireland and Germany. Warner Chilcott was founded in 1968 and is headquartered in Dublin, Ireland.

Allergan Plc engages in the research, development, and manufacture of pharmaceutical products. It operates through the following business segments: US Specialized Therapeutics; US General Medicine, and International. The US Specialized Therapeutics segment includes sales and expenses relating to branded products within the United States. The US General Medicine segment involves Central Nervous System; Gastrointestinal; Women's Health; Anti-Infectives; and Diversified brands. The International segment comprises of products sold outside the United States. The company was founded in 1982 and is headquartered in Dublin, Ireland.

Chanelle Pharmaceuticals Manufacturing Ltd. engages in the development, production, marketing, and distribution of generic animal pharmaceutical products. Its veterinary products include Anthelmintics, Antibiotics, Sedatives, NSAIDs, Cardiovascular, Ectoparasiticides, and Anti-Epileptic drugs. The company was founded on June 14, 1984 and is headquartered in Loughrea, Ireland.

Part of LEO Fondet, LEO Laboratories Ltd. (Ireland) is an Irish company.