Established in 1903, Peddinghaus Corporation is the acknowledged global leader providing innovative machine tool technology for structural steel and plate fabrication. Peddinghaus maintains four international manufacturing facilities to insure our business partners receive timely deliveries and superior customer service. With the strongest warranty, training, and service support program, Peddinghaus offers our customers every opportunity for success. Our current business partners report increased shop productivity, which enhances new market opportunities, and that leads them to bottom line profitability.
Considered The Leading Manufacturer of Spiral Staircases™, The Iron Shop (a division of M. Cohen and Sons) produces high quality spiral staircases. We offer spiral staircase kits that are simple to assemble and easily customized. Available in Metal, Oak, and Cast Aluminum Victorian designs, each kit meets exacting standards for guaranteed quality.
Headquartered in Broomall, Pennsylvania (just outside of Philadelphia), we have satellite offices in Texas and California. We pride ourselves on the highest quality spiral staircases at the lowest prices. We are confident that we can deliver the spiral staircases you want at a price you can afford. We boast over a hundred thousand satisfied customers throughout North America and strive to continue on this path for many years to come.