Your Pittsburgh Welding Supply Shop for Every Job 

As a leading welding supply shop in Pittsburgh, we take pride in delivering top-quality products and exceptional customer service to our valued clients. From welding and cutting tools to safety gear, we’ve got you covered. 

Whether you’re welding for HVAC systems, structural steel, or precision fabrication, the right tools make all the difference. At West Penn Laco, we stock the best in professional-grade welding equipment, tools, and accessories — all backed by decades of industry experience and personalized service. 

We serve contractors, industrial teams, and skilled tradespeople across Western PA who rely on us not just as a welding supplier, but as a partner who understands the demands of the job. 

Your One-Stop Welding Supplier for Top-Quality Products 

We provide a wide range of welding supplies in Pittsburgh, including: 

  • Welding and Cutting Equipment: Arc, MIG, and TIG welders for every level of expertise and every type of project.
  • Hand and Power Tools: Metalworking tools and accessories to keep your operation moving.
  • Abrasives: Durable, high-performance abrasives for clean cuts and finishes.
  • Electrodes and Filler Material: Electrodes, rods, and wire for consistent, high-quality welds.
  • Welding Accessories: Clamps, cables, brushes, and all the essentials that keep your work efficient.
  • Welding Safety Supplies: Helmets, gloves, FR clothing, and respiratory protection for a safe job site.

Why Choose West Penn Laco as Your Welding Supply Shop? 

We’re not just another welding supplier in Pittsburgh. With our long-standing relationships with top-tier manufacturers and a team that knows welding inside and out, you’ll get honest recommendations, dependable support, and the inventory to match. 

Need something in a hurry? We offer next-day delivery across Western PA and in-store pickup options at multiple locations. 

Conveniently Located in Pittsburgh

Visit us at: 
West Penn Laco, Inc. 
1830 Liverpool Street 
Pittsburgh, PA 15233 
Phone: 412-321-1000 

Come see why contractors and pros across the region choose West Penn Laco as their go-to welding supply shop in Pittsburgh. Experience the difference of working with a trusted supplier that prioritizes quality and customer satisfaction. 

For all your welding supply needs in Pittsburgh, trust West Penn Laco, Inc. to provide the products and expertise you need to get the job done right.