Marmon/Keystone LLC Email Format

Wholesale Metals and MineralsPennsylvania, United States501-1000 Employees

Marmon/Keystone LLC is a wholesale distributor of metals and minerals with a history spanning more than a century, serving manufacturers across North America. It focuses on tubular and bar products and aims to provide reliable supply and operational continuity. The company maintains a large in-stock inventory, with more than 9,500 items and over 400 product specifications across carbon, alloy, stainless steel, and aluminum materials.

In addition to raw materials, Marmon/Keystone offers value-added services such as precision cutting, tube laser cutting, machining, custom fabrication, welding, coating, and assembly to streamline production. The company operates 27 plus distribution centers across the United States, Canada, and Mexico, with over 2.1 million square feet of warehouse space, combining national scale with local support. Based in Butler, Pennsylvania, it is part of the Marmon Berkshire Hathaway family, reflecting long-term corporate backing.

Get verified Marmon/Keystone LLC emails free

Company overview Employee directory