Science & Technology in Action


Pfizer applies science and their global resources to improve health and well-being at every stage of life. Pfizer strives to set the standard for quality, safety and value in the discovery, development and manufacturing of medicines for people and animals.

Pfizer is one of Ireland’s leading employers and the largest pharmaceutical sector investor and employer. Pfizer employs over 4,000 colleagues across eight locations in Cork, Dublin, Kildare and Limerick.

Pfizer in Ireland
Pfizer Ireland Pharmaceuticals’ Grange Castle manufacturing plant is situated on a 90-acre site at the Grange Castle Business Park in Clondalkin, South County Dublin. Grange Castle’s state-of-the-art technology, cutting edge thinking and production expertise result in the production of quality-driven products that improve people’s lives around the world. The site manufactures a number of products for the prevention or treatment of serious illnesses such including rheumatoid arthritis and pneumococcal disease in young children. Over 1,000 full-time employees work at Grange Castle.