ELLWOOD Quality Steels Co is a Mining and Metals company located in 700 Moravia St, New Castle, PA, United States.

WASTE GAS FABRICATING CO., INC. is a 100% employee-owned metal fabrication company based in Fairless Hills, Pennsylvania, United States.

Our commitment to our customers is founded on the simple principle of "Proven Integrity. Delivering Value."​ This mission is at the heart of our business. At Concast Metal Products Co., we trace our beginning back to 1891 when we began the production of brass and bronze ingot in Pittsburgh, Pa. And, in 1960, Concast began producing continuous cast products. This 58- year history has firmly established our high standard of excellence. Today, Concast is the largest manufacturer of continuous cast copper alloys in North America with two production facilities located in Mars, Pa., and Wakeman, Ohio. Our excellent reputation is built upon strength and stability. As a manufacturer of specialty continuous cast copper alloys, our focus is the production of standard-stocked copper alloys in bars, rods, tubes, and rectangles, as well as custom alloys. All products are produced with state-of-the-art horizontal and vertical continuous-casting technology. We maintain more than 1,000 standard product sizes in our warehouse, the largest inventory of copper alloys in North America. Every product in our warehouse is available for immediate shipment. We take pride in what we do, with an emphasis on evolving technologies, quality control, and a high level of customer service.

Wheeling-Nisshin, Inc. is a mining & metals company based out of 400 Penn Street, Follansbee, West Virginia, United States.

Since the year 1952, making “Stainless Steel and Nickel Alloy Plate Products” has been and still remains our one and only business. We know it better than anyone else in the world. Sandmeyer Steel Company is committed to being the most knowledgeable, responsive, and reliable source of defect-free stainless steel, nickel alloy, and titanium plate and plate products – delivered to our customers on time and at a competitive cost. For more information, visit www.sandmeyersteel.com

Rockland Immunochemicals, Inc. offers a robust catalog of antibodies to suit any project. No matter the context—basic research to disease therapy, phosphorylated to methylated, and beyond—Rockland embraces the challenge to design, produce, validate, and deliver the absolute best antibodies and life science reagents available in the market today. Our laboratories have been in Pennsylvania for over 55 years. In this time, we have collaborated with premier research institutions and companies around the world. Rockland products are guaranteed to give predictable, repeatable results. We are one of the most referenced companies in the industry and will continue collaborating with these world leaders to develop new and efficient products. Rockland is an internationally acclaimed manufacturer and trusted partner. We take pride in our products and stand as a leader in antibody innovation. With over 13,000 products, we offer the most comprehensive selection of antibodies available. By creating our antibodies in-house, our products are guaranteed to give predictable, repeatable results. Protect your experiments with Rockland antibodies. Compromise elsewhere.

AMG Vanadium LLC, a wholly owned subsidiary of AMG Advanced Metallurgical Group N.V., specializes in the environmentally beneficial conversion of oil refinery and power plant waste products into specialty metals sold to steel and stainless steel producers. Recognized as the environmental leader in the global spent catalyst processing industry and the leading North American producer of ferrovanadium, AMG Vanadium offers the following products: Ferovan®, FeNiMoly®, and Revan™ (a calcium aluminate slag) which are used by the steel industry in construction, automotive, energy transmission, infrastructure, national defense, and other applications. Additionally, AMG Vanadium also produces a byproduct called LimeAdd™ (calcium sulfate) which is used for waste solidification and stabilization. Committed to improving the global environmental footprint, AMG Vanadium’s spent catalyst reclamation process generates no wastewater, has the industry’s lowest air, water, and solid waste emissions, has the highest industry conversion to saleable products ratio (over 99%), and significantly reduces CO2 emissions compared to a primary mining and processing operation. Grounded in our Company values of safety, value creation, respect for people, and acting with integrity, we have a rich history as a community-minded corporate citizen in southeastern Ohio. We have approximately 155 employees at our headquarter facility in Cambridge, Ohio, and we are investing $300M in a second plant in nearby Zanesville, Ohio which will generate an additional 100 jobs.

On March 17th, 1986, National Pipe Hanger Corporation was founded by William B. McCabe, owner and CEO. Since then, National Pipe Hanger Corporation has built a company which has proven to be one of the fastest growing pipe hanger manufacturers in the United States. The NPHC team has more than 50 years of concentrated and direct exposure to the piping industry, with experiences that are unequaled, from the engineers' selection to the contractors' installation. Currently we are housed in over 80,000 square feet of production and warehouse facilities. National Pipe Hanger is one of the leading manufacturers of pre-insulated supports, fabrication, and commodity hangers. We can offer services in engineering and design, as well as site visits and field inspection, for all commercial and industrial projects. We are proud that our pipe supports products are ‘MADE IN THE USA’ and can meet all necessary Buy America(n) requirements. National Pipe Hanger’s facility is operated by A.W.S. – D1.1 certified welders, a participating member and current chair of the Manufacturer’s Standardization Society (MSS) and manufactures pipe hangers and supports in accordance with MSS Standard Practice SP-58. Many of National Pipe Hanger Corporation’s products meet and exceed Factory Mutual Listing (FM), Underwriters Laboratory Listings (UL), and Federal Specifications (WW-H-171E). National Pipe Hanger is ready to assist you with all of your pipe hanger and pipe support needs.

Flex-Strut Inc. is a flexible steel manufacturer based in Warren, Ohio. Since our founding in 1994, our strut channel systems have been proudly Made in the USA! We are a family-first employer and we have a deep connection to Howland Township and Northeast Ohio. We are proud to call the Mahoning Valley our home.

Burgess Steel is a steel fabricator and erector company that specializes in innovation and specialty projects. Since its founding in 1976, Burgess Steel has been providing high-quality services to clients in the Tri-State Area.

Eastern Alloys manufactures world-class zinc alloys using state-of-the-art processing technologies. Zinc products are marketed under the EAZALL® trade name and manufactured in Eastern's modern 100,000-square-foot plant on a 90-acre site in Maybrook, New York, 60 miles north of New York City; and at Eastern's newer Henderson, Kentucky plant. Our list of products include zinc die casting alloys, slush casting alloys, steel coating alloys, gravity casting alloys, and mold base ("Kirksite") alloys. By manufacturing quality alloys, maintaining an A2LA certified lab, and providing unrivaled technical services, Eastern Alloys has raised the bar for customer satisfaction.

United is a leading supplier of master alloys, de-oxidized sterling silver, solder and wire products. In addition United is a full-service refiner for your precious metal needs. United's success in the precious metal industry is due to exceptional levels of detail and uncompromising customer service. The technical expertise at United is unparalleled in the jewelry industry. What drives us at United is quality. What this means to you is the confidence to know you have purchased the finest product available. But the finest product is just the beginning, behind these products are the technical expertise to make them work. We understand manufacturing processes and equipment used in jewelry manufacturing. Our background is jewelry manufacturing. Our skills however, are in research and development. United was granted two patents for de-oxidized sterling silver which revolutionized sterling silver manufacturing productivity. We were the first to develop a usable product, with improved formulations continuously being developed. The United Team was the first to commercialize Silicon de-oxidized gold alloys 25 years ago. These non patented alloys first developed by Tony Eccles of Apecs Investment Casting Limited, Australia, made their way through England and to the United States where the first commercial alloys were developed. Silicon de-oxidized gold alloys are the reference standard for the world, for jewelry investment casting. United's principals were the first gold solder manufacturers to substitute Indium for Cadmium in gold solders. We are very proud to have removed a very dangerous metal from many jewelry benches. Our philosophy is that our success can only come from your success. We will continue to strive to make your company more productive with improved products and innovative services. United's mission is to achieve profitable growth through superior customer services, innovation and a commitment to product quality.