Ireland's Welding Experts. Since 1975.
Kilkenny Welding Supplies is a family-owned Irish business founded in 1975 by Eamon Sheehan. For 50 years, KWS has supplied welding machines, consumables, calibration services, rent-free gas, and plant hire to contractors, engineers, and operators across Ireland.
Our team combines 50 years of accumulated technical knowledge with authorised distributor status for Ireland's most specified professional brands: Fronius, Telwin, Hypertherm, Kemper, BDS Machines, Cougartron, Hilco, and Promotech.
We have two locations — Kilkenny and Portlaoise — both with trade counters offering same-day Click and Collect. We serve welders, welding contractors, agricultural operators, marine engineers, food and pharma manufacturers, and maintenance teams across Leinster, Munster, and beyond.
056 772 9949 | info@kws.ie
Learn More About KWS
Our Story →
How Eamon Sheehan built KWS from a single-location welding supplier in 1975 into one of Ireland's most trusted industrial partners. Fifty years+ of milestones, brand partnerships, and a commitment to training the next generation.
Products and Services →
What KWS actually delivers — premium brands, calibration, plant hire, rent-free gas, compliance documentation, and technical advice. In plain terms, with clear business impact.
How to Navigate Our Website →
A plain-English guide to navigating KWS — every product category, every service, with direct links. Whether you need a machine, consumables, gas, hire, or calibration, this page will get you to the right place in under a minute.
Why Choose KWS →
Key points as to why choose KWS.
Case Study →
How a Dublin mechanical contractor used KWS supplies and calibration services to achieve full ISO 3834 compliance on a SEAI-supported social housing retrofit — with zero weld failures on inspection.
Customer Reviews →
What Irish contractors, engineers, and operators say about KWS — plus a direct link to leave a Google review if you have worked with us.
Frequently Asked Questions →
The five questions that come up on almost every sales call, answered in full by our technical team. Start here if you are comparing suppliers or specifying supplies for the first time.