Two hundred new jobs have been announced for Dublin.
A further 800 construction jobs will be created in the development by Alexion Pharmaceuticals in Blanchardstown in the west of the city.
— Department of Business, Enterprise and Innovation (@EnterInnov) May 11, 2015
The €450m development is the second phase for the company which started operations here in 2013.
Leonard Bell of Alexion Pharmaceuticals and Taoiseach Enda Kenny first announcing the plan for Blanchardstown in 2014
Phase 1 is currently under construction and staff numbers in Dublin and in Athlone have already reached 170 of a planned 300.
Total employment by the company at the end of 2019 will be 500 in one of the largest in healthcare developments in Ireland.
The company says it chose the site near the Institute of Technology in Blanchardstown because of the level of graduates and research and development opportunities it offers.