Innovating Construction
Delivering Excellence
At OCC , we are a leading main contractor based in the West of Ireland, specialising in the delivery of large-scale med-tech, commercial, and residential projects. Trusted by industry leaders, we bring a commitment to quality, integrity, and innovation to every build.
Our expertise lies in Modern Methods of Construction (MMC), enabling us to deliver technically complex, future-ready solutions with greater efficiency and sustainability. By combining deep industry experience with cutting-edge technologies, we help shape the built environment for the next generation — safely, reliably, and to the highest standards.