Pennsylvania houses a rich array of steel casting companies, each excelling in their unique domain of expertise. From producing forged and cast rolls for steel and metal industries to fabricating steel for large-scale bridge projects, these companies cover a broad spectrum of services and products. Additionally, they cater to industries such as oil & gas and aluminum, and deliver quality products like industrial forged steel valves and fittings. Future advancements in this sector signal towards more robust, cost-effective, and sustainable practices, reflecting on innovations in steel fabrication and casting processes.


Top 24 steel casting companies in Pennsylvania

1. Union Electric Steel

  • Website: uniones.com
  • Headquarters: Carnegie, Pennsylvania, United States
  • Founded: 1923
  • Headcount: 201-500
  • LinkedIn

Union Electric Steel is a leading producer of forged and cast rolls for the worldwide steel and metal industries. They also supply ingot and open die forged products for the oil and gas, aluminum, and plastic extrusion industries.


2. High Steel Structures LLC

  • Website: highsteel.com
  • Headquarters: Lancaster, Pennsylvania, United States
  • Founded: 1931
  • Headcount: 501-1000
  • LinkedIn

High Steel Structures LLC is a leading steel fabricator specializing in bridge projects in America. With a reputation for quality and innovation, they offer steel fabrication, design-build services, painting and metalizing, and steel erection. They provide technical resources and assistance in steel bridge design and corrosion resistance. High Steel Structures is committed to environmental stewardship and offers additional services to meet customer needs.


3. Bonney Forge

  • Website: bonneyforge.com
  • Headquarters: Shirley Township, Pennsylvania, United States
  • Founded: 1876
  • Headcount: 501-1000
  • LinkedIn

Bonney Forge is a leading international manufacturer of industrial forged steel valves, cast steel valves, forged steel fittings, unions, and branch connections. With over 140 years of experience, they exceed customer expectations in providing high-quality products. They offer a wide range of products including forged steel fittings and unions, forged steel valves, cast steel valves, and more.


4. Benton Foundry

  • Website: bentonfoundry.com
  • Headquarters: Benton, Pennsylvania, United States
  • Founded: 1958
  • Headcount: 201-500
  • Latest funding type: Seed
  • LinkedIn

Benton Foundry is a progressive organization that specializes in the production of gray iron, ductile iron, and austempered ductile iron castings. With a focus on mass production and continuous investment in plant and equipment, Benton Foundry efficiently meets the needs of customers. Their technical staff and growth-oriented mindset ensure long-term customer satisfaction. Benton Foundry offers reliability, dependability, and resistance to deterioration or displacement in their castings.


5. Effort Foundry Inc

  • Website: effortfoundry.com
  • Headquarters: Bath, Pennsylvania, United States
  • Founded: 1973
  • Headcount: 51-200
  • Latest funding type: Grant
  • LinkedIn

Effort Foundry is a metal castings company that specializes in producing high-quality castings. With over 15 years of experience, they offer a wide range of specialty alloys and have certifications for military, ASME, and NACE weld procedures. Their in-house capabilities include rapid prototyping, modeling/simulation, and various quality assurance controls.


6. The Frog, Switch & Manufacturing Company

  • Website: frogswitch.com
  • Headquarters: Carlisle, Pennsylvania, United States
  • Founded: 1881
  • Headcount: 11-50
  • LinkedIn

Frog, Switch & Manufacturing Company is a world leader in the manufacture of manganese steel castings for the crushing and grinding industry. They serve a global base of OEMs, metallic mines, and aggregate plants, supplying crusher parts to the aggregate industry and the global commodities markets of gold, copper, and iron ore.


7. Pittsburgh Foundry & Machine CO

Pittsburgh Foundry is a full-service metal casting company that offers custom runs of cost-effective solutions for partner's casting needs. They specialize in Gray Iron, Ductile Iron, NiHard, White Iron, High Chrome Iron, and Steel cast metals, as well as continuous cast bronze and iron bar.


8. West Salisbury Foundry and Machine

West Salisbury Foundry specializes in creating custom runs of cost-effective technical castings solutions using metal types including Gray Iron, Ni-Hard, White Cast Iron, HI-Chrome, and Ductile Iron for various industries.


9. Franklin Bronze Precision Components, LLC.

Franklin Bronze is an automated investment casting foundry that offers tooling and machining services. They specialize in producing high-quality, consistent parts made from a wide variety of bronze, stainless steel, nickel-based, and cobalt alloys. With their modern CAD/CAM tool making facility and in-house machine shop, they are able to handle the entire manufacturing process in-house, ensuring on-time delivery and optimized casting designs.


10. U.S. Bronze Foundry & Machine, Inc.

  • Website: usbfmi.com
  • Headquarters: Meadville, Pennsylvania, United States
  • Founded: 1987
  • Headcount: 11-50
  • LinkedIn

US Bronze Foundry & Machine is a leading provider of precision cast metal parts for industrial applications. With a century of experience, they offer transformative metal casting solutions for heavy equipment applications in various industries.


11. Davis Alloys Manufacturing, LLC

  • Website: davisalloys.com
  • Headquarters: Sharpsville, Pennsylvania, United States
  • Founded: 2012
  • Headcount: 11-50
  • LinkedIn

Davis Alloys Manufacturing, LLC is a specialty certified alloy manufacturer that produces certified ingot, shot, powder, bar stock, and rod forms of iron, steel, copper, cobalt, and nickel-based alloy grades. They are a foundry metal supplier located in Sharpsville, PA.


12. United Refractories Company

  • Website: urc4u.com
  • Headquarters: Mcmurray, Pennsylvania, United States
  • Founded: 1973
  • Headcount: 51-200
  • LinkedIn

URC4U.com specializes in manufacturing specialized refractory products for aluminum melting, holding, and transfer vessels, as well as other industries such as steel, cement/lime, biomass, foundry, petrochemical and power generation. They offer outstanding quality, proven technology, and customer-focused service for over 50 years.


13. Erie Forge and Steel, Inc.

  • Website: whemco.com
  • Headquarters: Erie, Pennsylvania, United States
  • Founded: 1918
  • Headcount: 51-200
  • LinkedIn

WHEMCO is a global supplier of heavy industrial components for the metals, power generation, mining, and shipbuilding industries. With expertise in melting, casting, forging, heat treating, and machining, we provide superior products and meet the demanding requirements of our customers.


14. ForceBeyond Inc

  • Website: forcebeyond.com
  • Headquarters: Chadds Ford, Pennsylvania, United States
  • Founded: 2006
  • Headcount: 11-50
  • LinkedIn

ForceBeyond is a company that specializes in providing high-precision metal casting solutions, including zinc die casting, aluminum die casting, investment casting, and sand casting. They offer a wide variety of products and services to industries such as automotive, transportation, oil and gas, aerospace, and more.


15. Weatherly Casting and Machine Co

  • Website: wecast.com
  • Headquarters: Weatherly, Pennsylvania, United States
  • Founded: 1989
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

Weatherly Casting and Machine Co. specializes in solidification modeling, heat treatment, machining, and casting services, including rapid prototyping and special services. They prioritize quality, time, and budget for their customers.


16. R.H. Sheppard Co. Inc.

  • Website: rhsheppard.com
  • Headquarters: Hanover, Pennsylvania, United States
  • Founded: 1937
  • Headcount: 501-1000
  • LinkedIn

R.H. Sheppard Co. Inc, a Bendix CVS Company, is a proven quality leader in the heat treating industry with over 50 years of experience. They offer a wide range of products and services including commercial steering, engine pumps, remanufacturing, steering system design, foundry services, and heat treatment services.


17. Buck Company, LLC

  • Website: buckcompany.com
  • Headquarters: Quarryville, Pennsylvania, United States
  • Founded: 1951
  • Headcount: 201-500
  • LinkedIn

Buck Company is a foundry and casting company that specializes in the production of ductile iron, malleable iron, aluminum, brass, and bronze castings. They offer a range of services including casting, metallurgy, prototyping, heat treating, and additional value-added services. The company is committed to quality, customer satisfaction, and safety.


18. Precision Technology, Inc.

  • Website: ptcastings.com
  • Headquarters: Douglassville, Pennsylvania, United States
  • Founded: 1969
  • Headcount: 51-200
  • LinkedIn

Precision Technology Inc. is a leading investment casting company specializing in the production of high-quality castings using various alloys. With a state-of-the-art machine shop and a commitment to quality, we offer turnkey solutions to meet all your machining needs. Our dedicated team and short lead times ensure superior customer service and fast delivery.


19. Unicast Company

  • Website: unicastco.com
  • Headquarters: Boyertown, Pennsylvania, United States
  • Founded: 1981
  • Headcount: 11-50
  • Latest funding type: Seed
  • LinkedIn

Unicast is a grey and ductile iron foundry dedicated to providing high-quality casting solutions. With a focus on 'Quality Plus Service', they offer a wide range of products and value-added options to their customers.


20. Green Packaging Inc.

  • Website: green-vci.com
  • Headquarters: Hatfield, Pennsylvania, United States
  • Founded: 1999
  • Headcount: 11-50
  • LinkedIn

Green Packaging, Inc. provides rust prevention solutions for manufacturers of metal parts. With over 20 years of experience, they offer custom VCI formulations including VCI bags, paper, sheeting, film, and emitters. Their products are designed to protect valuable metal parts from rust and corrosion. Green Packaging, Inc. also offers consulting services to help manufacturers optimize their rust prevention processes. Their technology is revolutionizing the way metal parts are protected, providing effective and safe solutions without heavy metals or harmful chemicals.


21. Clearfield Machine Company

Clearfield Machine Company is an iron casting source that offers a complete complement of machining capabilities to match its diverse casting production, specializing in producing foam patterns determined by casting needs.


22. Aluminum Alloys MFG LLC

Aluminum Alloys MFG LLC is a manufacturing company that produces high quality aluminum casting alloys ingots and sows to any specification, with a focus on quality control and industry stewardship.


23. Cast-rite Metal Company

Cast Rite Metal Company provides high-quality and efficient aluminum sand casting services to clients in diverse industries for over 50 years. Their state-of-the-art foundry facility in Pennsylvania and their commitment to customer satisfaction and on-time delivery make them a reliable partner for custom-cast components production.


24. Laurel Aluminum Casting CO., INC.

Laurel Aluminum Casting is a Pittsburgh-based aluminum foundry founded in 1987. They specialize in producing high quality and efficient aluminum sand castings for a variety of industries.


Want to find more steel casting companies?


If you want to find more companies that offer a wide gamut of services including steel fabrication, design-build services, and production of industrial forged steel products you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


With Inven you'll also get to know the company's:


  • Ownership: Which of these are private equity backed? Which are family-owned?
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...and a lot more!