Metal Casting Companies and Foundries in the United States

Metal casting remains one of the most foundational processes in modern manufacturing, enabling the production of strong, complex, and cost-efficient parts for industries ranging from defense and aerospace to energy, automotive, and industrial machinery. At RFQ USA, we connect buyers with U.S.-based metal casting companies that are certified, experienced, and ready to handle production runs of all sizes. Whether you’re looking for high-volume casting services or custom alloy solutions for demanding applications, you’ll find trusted foundries here.

Our directory features companies with ISO 9001:2015 and IATF 16949 certifications, as well as facilities compliant with ITAR for defense and aerospace work. From aluminum and bronze to high-performance nickel-based alloys, RFQ USA helps you streamline your supplier search and request quotes directly from qualified manufacturers.

ISO 9001 and IATF 16949 Certified Casting Manufacturers

Quality certifications are key to consistency in casting, especially when producing safety-critical components. That’s why RFQ USA lists only verified metal casting companies that meet leading international standards. Our members include:

• ISO 9001:2015 certified manufacturers for general industrial casting
• IATF 16949 certified foundries for automotive and transportation casting
• ITAR-registered facilities approved to handle defense-related castings

These manufacturers are equipped to meet tight tolerances, repeatable batch production, and high-end metallurgical specifications required by global OEMs.

Aluminum, Bronze, and Specialty Alloy Castings

Our directory features manufacturers who specialize in a wide range of cast metals, including:

• Aluminum bronze for high wear resistance in valve and pump components
• Manganese bronze for superior tensile strength in heavy-duty equipment
• Tin bronze for corrosion-resistant marine and bearing applications
• Silicon bronze for moderate-strength, weldable parts with aesthetic appeal

You’ll also find Type II anodizing services for aluminum castings, supporting both functional and decorative applications.

ITAR Registered Metal Casting for Defense Applications

For companies serving the defense and aerospace sectors, regulatory compliance is non-negotiable. RFQ USA helps streamline the sourcing process by featuring metal casting companies that are ITAR registered and experienced in defense contract manufacturing. These foundries support projects ranging from armament components to aerospace housings, with in-house quality control programs that exceed minimum compliance requirements.

Why Use RFQ USA to Source Metal Casting Partners?

Most search engines return generic results, but we provide clarity and confidence. RFQ USA only features U.S. manufacturers who have been individually reviewed for technical capabilities, certifications, and customer service. Our platform eliminates uncertainty and puts you in direct contact with foundries that have been trusted by industrial buyers across North America for years.

Explore Our Platform Without Registering

You don’t need to be a member to use RFQ USA to solve your company’s casting needs. Our platform is free to browse and open for all industries, giving you direct access to quoting, vetting, and supplier discovery tools. Whether you need a high-run aluminum casting partner or are exploring prototype runs for a specialty bronze alloy, you can start by browsing our Metal Casting directory today.

If your foundry or metal casting shop is based in the U.S. and you want to be listed among the country’s most reputable suppliers, we invite you to register and apply for membership. Our growing network is promoted nationwide, and members benefit from targeted visibility among buyers actively seeking U.S.-based production partners.