AM/NS Calvert is a 50/50 joint venture between ArcelorMittal and Nippon Steel & Sumitomo Metal Corp. (NSSMC). The steel processing plant is located in Calvert, Alabama, about 35 miles north of Mobile. Purchased by ArcelorMittal and NSSMC in 2014, the plant has served the NAFTA market since 2010 with the capacity to produce 5.3 million tons of flat rolled carbon steel products annually.

AMERICAN Cast Iron Pipe Company, founded in Birmingham, Alabama, in 1905, is a manufacturer of ductile iron pipe, spiral-welded steel pipe, fire hydrants and valves for the waterworks industry, and electric-resistance-welded steel pipe for the oil and gas industry. AMERICAN’s diversified product line also includes static castings and high-performance fire pumps. The Birmingham plant is home to about 1,600 employees, one of the world’s largest cupolas and a first-of-its-kind continuous arc furnace.

Commercial Metals Company (CMC) is a steel and metal manufacturer with three EAF mini mills, two EAF micro mills and a rerolling mill, all strategically located throughout the United States.  CMC Alabama manufactures steel building and structural materials including rounds, squares, flat bars, angles and channels.  These products can be found in buildings around the world.

McWane, Inc. casts ductile iron products — including pipe, valves, hydrants, fittings, and plumbing products — manufacture fire extinguishers, fire suppression systems, steel pressure vessels, and build network switches and monitoring equipment. Its major plants, four of which are located within Alabama, include four pipe facilities, four valve and hydrant facilities, seven soil pipe and utility fittings facilities, seven tank manufacturing facilities, one fire extinguisher facility and five technology companies.

Nucor Corporation is a producer of steel and related products.  Nucor operates three Alabama hot mills:  Birmingham manufacturers rebar, Decatur manufacturers rolled steel, and Tuscaloosa manufactures plates of steel.  Additionally, Alabama is home to several Nucor subsidiaries, including American Buildings Company, Harris Rebar Nufab, Independence Tube, Southland Tube and Vulcraft.

​Outokumpu is a global manufacturer of stainless steel with a stainless steel capacity of 3.3 million tons.  With 13 world-wide production sites and its own chromite mine, Outokumpu offers a broad portfolio of product forms and grades.  The Americas headquarters is located in Calvert, Alabama, employing over 900 professionals dedicated to serving the Americas with a growing portfolio of high quality stainless steel. 

SSAB Americas is the largest producer and supplier of steel plate in North America.

SSAB Americas’ modern steel mill located in Mobile, utilizes a scrap-based, electric arc furnace method to produce steel. Mobile is also home to SSAB America's corporate headquarters.

U.S. Pipe, a Forterra Company, serves the water and wastewater industry. In addition to being a major manufacturer of ductile iron pipe, fittings, gaskets, linings and special coatings, U.S. Pipe also specializes in custom pipe fabrication and highly technical services such as horizontal directional drilling and trenchless installation of pipe.  U.S. Pipe is headquartered in Birmingham, Alabama, and operates 15 facilities in 12 states around the United States.

United States Steel is an integrated steel producer with major production operations in North America and Central Europe and an annual raw steelmaking capability of 22 million net tons.  US Steel owns two production facilities in Bessemer and also develops properties, which it owns around the Birmingham area.

Alabama Power is an electric utility serving 1.4 million customers with reliable and affordable electric service. For more than 100 years, Alabama Power's history has been intricately linked with that of the state it proudly serves.

Bisco Refractories is an installer for the world’s leading refractory manufacturers, and performs routine refractory maintenance as well as the most complex installations and construction projects. With four locations to serve two-thirds of the US, Bisco operates as both a general contractor in major projects and as a subcontractor installing all types of refractory materials.

Colburn Construction, Inc. is a woman-owned enterprise (WBE), specializing in industrial maintenance and heavy construction.  In addition to steel manufacturers across the country, CCI serves power generators, oil, gas and chemical facilities, as well as a variety of other industrial clients.

ERP Compliant Coke is one of the oldest industrial companies in Birmingham, Alabama, and indeed, the story of ERP Coke is the story of Birmingham.  Today, ERP Coke depends heavily on the earth’s natural resources in order to produce a desirable and marketable product for its customers. For this reason ERP Coke recognizes the importance of preserving the earth’s natural environment and the necessity for the utilization of its natural resources.

O'Neal Manufacturing Services (OMS) is a supplier of fabricated metal components and welded assemblies.  OMS serves customers that build the equipment and manage the projects that shape the world by offering metal fabrication services, including steel fabrication, tube processing, plasma cutting, laser cutting, metal forming, welding, machining and more to support global OEMs in America.

Reno Refractories, Inc. began making monolithic refractories in the mid 1980's under the guidance of Sid Reno, a retired foundry worker with more than 35 years of experience with a large cupola melting pipe plant in Birmingham.  Today, Reno serves all major industries by offering a full line of quality refractory products and custom designed precast shapes that are sold and distributed worldwide.

The Southeast Alabama Gas District serves 30,000 residential, commercial and industrial customers in 34 communities throughout the Southeast quadrant of Alabama.  Headquartered in Andalusia, Alabama, the SEAGD was formed in 1952 to provide natural gas service to 14 cities.  These cities owned, and still own, an equal share of the gas district, and they continue to be represented equally on the SEAGD Board of Directors.

Southern Alloy Corporation is an alloy foundry providing quality castings and machined parts to numerous industries.  Located in Sylacauga, Alabama, Southern Alloy specializes in corrosion resistant, heat resistant and abrasion resistant alloys. Primarily serving cement and lime, chemical and petroleum, heat treat, mining, paper and steel industries, Southern Alloy operates a complete foundry, pattern shop, machine shop and heat-treating facilities.