Hammond Group is focused on serving the world's battery industry and enabling lead-acid chemistry for advanced energy storage applications including renewable energy and automotive electrification. As a global manufacturer of technically supported battery oxides, red leads, expanders, and other specialty chemicals, Hammond brings 90 years of experience in service to automotive, industrial, and telecom battery manufacturers.

Maruichi Leavitt Pipe & Tube has been manufacturing quality steel tubing products for 65 years. Headquartered in Chicago, IL, our 44 acre campus includes two facilities with manufacturing, warehouse, and office space. Maruichi Leavitt is an industry leader with one of the broadest size ranges offering: ASTM A500 Structural Tubing (Steel HSS) ASTM A513 Mechanical Tubing HI-Y 50 Structural Pipe Size Tubing ASTM A53 Standard Pipe Maruichi Leavitt is known throughout the industry as "The Tube People"​. Our employees pride themselves on providing quality tubing and unparalleled customer service. And with our commitment to "Investment, Innovation, Integrity"​ Maruichi Leavitt will remain an industry leader for generations to come.

T&B Tube specializes in manufacturing cut to length steel tube for a variety of applications and customers that include point of purchase displays, outdoor products, tube fabricators, and various other OEMs. Our four tube mills and five high speed recut machines enable us to deliver steel tube quickly and reliably.

O&k is a Japanese owned leading re-manufacturer of cold heading quality steel wires and other secondary steel products for both domestic and overseas automotive markets. O&k has reached the position as an industry leader by developing both process and quality control methods and a unique, automated production line control system. Even though we are a leader, we are never satisfied with our current situation and urge ourselves every day to reach the next step of success. We understand that, as a manufacturer, we need to have flexible ideas and fluid performance to respond to the diversified needs of our customers. We accomplish this by combining our state of the art technology with our commitment to quality. With our goal of manufacturing the ultimate quality wire, we strive to have the best manufacturing facilities while making a contribution to society. Culture At O&K, we recognize the hard work and dedication of our Team Members as the driving force behind our success. Our Team Members enjoy competitive pay and benefits, along with a positive work environment built on mutual respect and professionalism.

H. Kramer & Co. is a fifth generation privately owned company that is recognized as a world-wide leader in smelting and refining in the Brass & Bronze industry. Utilizing state-of-art technologies in our production facilities, our Company has been recycling scrap metal since 1888 to manufacture the highest quality copper-based ingots in the world. We are dedicated to continuous development in all facets of the Company, and we take pride in our commitment to excellence to our community, employees and industry.

Trialco is a Primary and Secondary Aluminum Alloy Producer. We excel in the manufacturing of ALL aluminum casting alloys, in both ingot and sows. Trialco serves the United States, Canada, Mexico and all points around the globe. Trialco takes pride in the ability to produce high quality, clean, specification aluminum alloy.

Chicago Magnesium is focused on exceeding customer expectations through on-time delivery and quality. The parts produced are highly complex with 0 to 80 internal cores. These characteristics have led Chicago Magnesium to be an industry leader in complex aluminum and magnesium sand casting.

ARBON STEEL AND SERVICE COMPANY, INC. is a company based out of 2355 BOND STREET, UNIVERSITY PARK, Illinois, United States.

Abtrex Industries specializes in time-tested corrosion and abrasion resistant linings. We manufacture our own line of rubber, which allows us to provide top quality rubber with reduced costs. Our tank lining experts can help you select the proper lining for your next project, and kindly answer any questions you have along the way. At Abtrex Industries, we are committed to excellence in all aspects of our work. For over 40 years, we have provided professional services and quality products in a manner matched by no other company. In fact, 85% of our yearly work is conducted with past clients who continue to trust Abtrex for their corrosion solutions. Abtrex Industries provides a wide range of fabrication techniques. We currently offer fabrications of the following material types: • Carbon Steel • Stainless Steel • Alloys Non-Metals: • Polypropylene • PVC • CPVC • FRP Why You Should Work with Us: • AWS & ASME Qualified • Over 40 Years of Experience • Turnkey - Fabrication, Linings, Coating, Assembly • Proven Project Management Skills • International Presence • 24 Hour Nationwide Response • Commitment to Continual Improvement Take a look around our websites to learn more about our rubber lined tanks, rubber lined pipe, polypropylene tanks and other tank lining services that we offer: www.abtrex.com www.rubberlinedtankexperts.com www.pipeliningspecialist.com www.customfabricatedtanks.com

Sipi Metals is a leading refiner of precious metal-bearing materials and is a manufacturer of copper alloys and addition agents that meet or exceed the highest industry standards. Our precious metals division serves the mining, electronics manufacturing, and e-scrap industries. Our copper alloys division is a trusted partner with the most discriminating non-ferrous foundries and alloys manufacturers. We deliver peace of mind. We're certified to ISO 9001 and ISO 14001 standards, have an exemplary environmental record, and have been independently owned since 1905.

Allied Metal Company is a company based out of United States and is a major producer of Secondary Aluminum Alloys and Zinc and Zinc Aluminum Alloys for the die casting and foundry industry