Blackrock Health is to create 1,000 new jobs between its Galway and Dublin clinics.
It's part of a €500m investment to future proof increasing healthcare needs over the next five years.
Along with the additional staff, the investment will also see increased beds, surgical theatres, cardiac cath labs and a cancer centre.
The Blackrock Clinic, Hermitage Clinic, Galway Clinic and Limerick Clinic will all benefit from additional facilities, with the aim to have over 800 beds, 36 operating theatres and 10 cardiac cath labs across all three.
Blackrock has also promised to continuously invest in technology to deliver key speciality healthcare services.