RJ O Brien Building Contractors Ltd

RJ O’Brien Building Contractors Ltd is a well‑established Irish construction firm with more than 50 years of experience delivering both commercial and residential projects. Backed by an in‑house team of skilled tradespeople—including carpenters, decorators, electricians and plumbers—the company prides itself on a reputation built on the highest standards of quality and a steadfast commitment to client satisfaction.

The business offers a comprehensive suite of services, from new‑build houses and extensions to complete home renovations and remodelling throughout Cork. Their interior‑design consultancy provides tailored packages that blend functionality with style, while a dedicated carpentry and joinery division handles everything from bespoke fittings to structural timber work. RJ O’Brien also manages full‑scale commercial building works, ensuring that every project—large or small—is completed to the same exacting standard.

Whether a homeowner is looking to expand their living space, modernise an existing property, or a developer needs a reliable partner for a commercial build, RJ O’Brien Building Contractors delivers a seamless, professional service that combines craftsmanship with a personable, client‑focused approach.