1. Medtronic plc

The medical device company Medtronic-Covidien became the largest Ireland-based company when it began trading on the New York Stock Exchange in 2015. Following Medtronic Inc’s $49.9 billion acquisition of Dublin-domiciled surgical supplies group Covidien, the Minneapol...

2. DCC

The DCC group provides sales, marketing, distribution and business support services and operates across five divisions: Energy, SerCom (which encompasses IT and entertainment products) Healthcare, Environmental and Food and Beverage.

3. MSD

MSD Ireland is one of the country’s leading healthcare companies, having first established here over 50 years ago. MSD, known as Merck & Co. Inc., Kenilworth, NJ, USA in the US and Canada, has operations in more than 140 countries and employs over 2,100 employees in Ir...

4. Pfizer

Pfizer is a research-based pharmaceutical multinational. The company was one of the first pharmaceutical companies to locate in Ireland (1969). The Irish operations manufacture some of Pfizer’s best-selling and newest medicines including Viagra (urology), Sutent (oncolo...

5. Boston Scientific

Founded in 1979 Boston Scientific is now one of the world’s largest medical device companies. Focusing on less invasive medicine, it operates within four primary business divisions: Cardiology, Rhythm and Vascular; Endoscopy; Urology & Women's Health, and Neuropathi...

6. Perrigo

Headquartered in Ireland, Perrigo Company plc is a global healthcare supplier that develops, manufactures and distributes over-the-counter (OTC) and generic prescription (Rx) pharmaceuticals, infant formulas, nutritional products, animal health, dietary supplements, ac...

7. Abbott Laboratories

Abbott Vascular is a healthcare company focused on advancing the treatment of vascular disease. The company's line of vascular devices–which includes vessel closure, endovascular and coronary technologies–are used to treat vessel diseases of the heart, carotid arteries ...

8. Icon Plc

ICON is a global provider of outsourced development services to the pharmaceutical, biotechnology and medical device industries. It specialises in the strategic development, management and analysis of programs that support clinical development - from compound selection ...

9. Gilead Sciences

Gilead Sciences is a biopharmaceutical company that develops and commercialises therapeutics products. Gilead's Irish operations are responsible for manufacturing, quality control, packaging, and the release and distribution of the company's products in the EU and other...

10. Bard Shannon

Dublin-based Bard Shannon is a subsidiary of US-owned healthcare provider CR Bard. Bard Shannon acts as a holding company for its subsidiaries which are engaged in the manufacturing and distribution of healthcare products. It has been located in Ireland since 1981.

11. Uniphar

In 1994 United Pharmacists Co-Op merged with Allied Pharmaceutical Distributors (APD) to form the UniPhar Group. APD and UPC were both founded by pharmacists in 1972 and 1967 respectively. Today, the roots of the UniPhar Group remain in community pharmacy and owners...

12. UDG Healthcare

UDG Healthcare plc is a provider of outsourced commercialisation solutions to healthcare companies operating across four areas of expertise. The company announced plans to buy the healthcare communications business of KnowledgePoint360 for €105 million in February 20...

13. Teleflex

Teleflex Medical Europe Limited is part of Teleflex, a manufacturer of disposable medical products for critical care and surgical applications. Teleflex Medical Europe Limited manufactures, sells and distributes disposable medical devices produced by the Group's comp...

14. Servier (Ireland)

Located in Arklow, Servier (Ireland) Industries Ltd has been in operation since 1989 and is a key strategic site for the Servier group. More than 400 staff are employed at its state-of-the-art manufacturing facility. The plant produces finished pharmaceutical produc...

15. Almac Group

Almac is a pharmaceutical service provider with over 30 years experience. The company provides a range of services including research and development, pharmaceutical testing and clinical trials as well as the commercialisation of pharmaceutical products. The company has...

16. Wyeth Nutritionals Ireland

For the past 100 years, Wyeth Nutrition has pioneered innovative nutrition science with premium-quality products that meet the needs of infants, young children and adults. In 2012 Wyeth Nutrition was acquired by Nestlé SA and operates as part of Nestlé Nutrition.

17. Cook Ireland

Cook Ireland is a subsidary of global medical devices group Cook. The company develops and manufactures products for Cook Group companies. It functions as a shared service centre for all Cook strategic business unit sales activities in Europe. It employs over 700 people...

18. Depuy

Depuy Ireland is a subsidiary of healthcare corporation Johnson & Johnson. DePuy’s products are primarily used by orthopaedic specialists and spinal neurosurgeons to treat patients with musculoskeletal conditions resulting from degenerative diseases, deformities, trauma...

19. Bristol-Myers Squibb

Bristol-Myers Squibb (BMS) is a pharmaceutical company that operates approximately 75 research and development, manufacturing and distributing facilities in 27 countries on 6 continents. Its mission is to extend and enhance human life by providing the highest quality ph...

20. Alkermes

Alkermes is a provider of innovative medicines that address the unmet needs and challenges of people living with debilitating diseases. As a fully integrated global biopharmaceutical company, Alkermes applies its scientific expertise, proprietary technologies, and globa...