Our team of experts have decades of experience, and are committed to enabling clients achieve their project goals.

HPC Group is the second largest building and DIY materials business in Ireland with a dedicated team of nearly 400 serving customers needs. With the opening of our new Tullamore and Limerick stores in 2022, the group now has 18 stores nationwide meeting the needs of our growing customer base. The group comprises of TJ O’Mahony, a leading provider of building materials and DIY products, PH Ross is one of Ireland’s best-known bathroom, heating and plumbing suppliers. Within the group we have numerous operations including dedicated divisions covering groundworks, roofing and insulation solutions, timber and panelling products.

TJ O’Mahony has been a trusted provider of building materials and DIY products at the forefront of providing solutions to our customers. tjomahony.ie is our online shopping store platform, making it easier than ever for customers to shop for thousands of products, whether on a construction site, at home or on the go. The online platform is part of the company's commitment to providing the best possible service and convenience to our customers. TJ O’Mahony is the ‘go-to destination’ for builders, contractors, and DIY enthusiasts.

The PH Ross bathroom, heating and plumbing division commenced nearly 50 years ago. Located within TJ O’Mahony stores including two standalone showrooms at Cabra and Bluebell, offering a range of innovative sustainable energy solutions, including low-energy systems, renewables, heating, plumbing and sanitary ware. The team of experts provide our customers with a design service to help create their dream bathroom.

We have grown significantly in recent years to become one of the leading industry players. Our dedicated and knowledgeable staff are always on hand to help and are committed to maintaining the highest standards in service for all our valued customers.

As we always say, we are “Serious about Service”.