O’Leary & O’Sullivan Developments Ltd. was founded by Michael O’Sullivan Greene and Colman O’Leary over 25 years ago and since then the company has grown dramatically in both size and reputation.

We specialise in building high quality A – rated home in the greater cork area, spanning, Fermoy, Kilworth, Midleton, Ballincollig, Blarney and across Cork City. We have built our reputation on our unique client interaction and hands-on approach with all our projects.

We continue to build on our reputation with our focus firmly on growing the structure of the business to deliver in new and innovative ways. We will continue to strive to deliver quality and affordability on all our projects while providing modern contemporary home throughout Cork.

O’Leary & O’Sullivan Developments Ltd are members of CIRI, the Homebond National House Builders Guarantee Scheme and the Irish Home Builders Association and Members of Cork chamber of commerce.