Cairn Homes plc is an Ireland-based homebuilder company. The Company's principal activity is constructing new homes. It operates through the building and property development segment. The Company acquires Greenfield or brownfield sites in Ireland that are suitable for residential development, with an emphasis on Dublin and the Dublin commuter belt, as well as other urban centers. The Company's portfolio of developments includes Parkside, which is situated between the Malahide Road and Fr. Collins Park, over 10 kilometers from Dublin city center comprising over 50 acres; Marianella, which is located in the suburb of Rathgar, approximately 4.2 kilometers south of Saint Stephen's Green in Dublin city center; Hanover Quay, which is located in the South Dublin docklands Strategic Development Zone, and Cherrywood, which includes the construction of a retail-led, mixed use town center and over 3,800 apartments and houses.