Celebrating 45 years in business


Killowen Contracts Ltd is a leading Building, Civil Engineering and Fit-Out Contractor working throughout Northern Ireland and Ireland for 45 years. Founded in 1974 by brothers John and Noel McGivern, the company has achieved significant growth and a reputation for delivering high quality construction.

As a family owned business, we focus on teamwork and providing a hands-on personal approach to clients.

We collaborate with design teams, engage with stakeholders and listen to what clients want.

We deliver excellence and value in time, cost and quality.