Dominic O’Connor Limited proudly delivers comprehensive construction and mechanical engineering solutions throughout Ireland. With decades of industry experience, our dedicated team offers exceptional project management, advanced installations, and ongoing maintenance to clients nationally. We work in diverse sectors, including healthcare, pharmaceuticals, hospitality, and commercial properties—ensuring every project is met with expertise and care.
Our portfolio features prestigious projects in every part of the country, from advanced HVAC and steam systems in hospitals to large-scale installations in hotels and commercial buildings. We understand the unique requirements and regulations of each region, making us a trusted partner for clients nationwide.
Certified in ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018, our team adheres to the highest standards of quality, safety, and environmental stewardship on every project large or small. We put these values to work for clients everywhere in Ireland.
With a focus on decarbonisation and energy-efficient systems, we help our clients reduce operating costs and environmental impact, offering future-proof solutions that benefit both business and community.
From initial design through to installation and long-term maintenance, our professionals ensure seamless execution, on-time delivery, and outstanding service throughout the entire project lifecycle, regardless of location within Ireland.
Monday – Friday: 8:00 AM – 5:00 PM Saturday & Sunday: Closed