- Leeco Steel LLC*
- Lennox International*
- Liberty Painted Products
- Lienchy Metal
- Lifetime Products*
- M&M Manufacturing, Inc.*
- M.A. Associates*
- Macsteel International USA Corp*
- Magic Coil Products LLC*
- Magswitch Technologies*
- Mainline Metals, Inc.*
- Majestic Steel*
- Marmon Rail
- Marubeni-Itochu Steel America (MISA)
- Maruichi Leavitt Pipe & Tube
- Matandy Steel + Metal Products*
- Maverick Steel*
- McElroy Metal
- McNeilus Steel, Inc.*
- Medtrade, Inc.*
- Mendritzki Holding GmbH & Co. KG
- Metal Center News
- Metal Edge Partners LLC*
- Metal Master
- Metal One America Inc
- Metal Supermarkets Franchising America Inc.
- Metallus
- Metals USA Plates & Shapes*
- Metals USA*
- Metinvest BV
- Metrading International AG
- MetStrat Consulting
- Meyer Utiltiy Structures
- Midcontinent Steel & Wire ( Deacero USA, Inc )*
- Midmark Corporation*
- MidWest Materials, Inc.*
- Mill Steel Company*
- Millennium Steel of Texas, LP
- Minmetals, Inc.
- Minnesota Power
- MISA*
- MiTek Inc.
- Modern Metals
- Monarch Steel Company, Inc.
- Monarch Steel of Alabama*
- Montrose Advisors, LLC
- Morgan Stanley*
- Morrison Products Inc.*
- Moss & Associates*
- MRH LLC
- NASA
- National Material Company
- National Material Processing*
- Nelsen Steel*
- Nelson Mullins LLP
- Newgate Global Resources
- Nippon Steel North America
- Nippon Steel Trading Americas, Inc.*
- NLMK*
- Norbec Architectrual
- Norfolk Iron and Metal*
- North American Steel Alliance*
- North Coast Container*
- North Shore Steel
- North Star BlueScope Steel*
- Northwest Pipe Company*
- Nova Steel Inc.
- NS BlueScope Coated Products North America*
- Nucor Corporation
- Nucor Gallatin
- Nucor Plate Group
- Nucor Raw Materials*
- Nucor Steel Arkansas
- Nucor Steel Gallatin
- Nucor Steel Indiana
- Nucor Steel*
- Nucor*
- nvent*
- Ohio Coatings Company*
- Ohio Pickling & Processing*
- Olympic Steel*
- Olympic Steel, Inc.*
- OMB Treasury
- Omnimax International*
- OmniSource LLC*
- Omnisource*
- O'Neal Industries, Inc.
- O'Neal Steel*
- OneSteel Trading Inc
- Opta (USA) Inc. - Amherst, NY
- Opta Group*
- Optima Steel International LLC
- Optimus Steel, LLC
- Oshkosh Corporation
- Oshkosh Corporation: Vocational Segment Business Units
- OTI*
- Pacific Metals Trading, Inc.*
- PACO Steel & Engineering Corp.*
- PADNOS Recycling*
- Paradigm Transportation Management Group
- Paragon Steel*
- Petrosmith Equipment LP
- PGT Services
- PGT Services LLC
- PGT Trucking Northside Terminal*
- Phillips Tube Group
- Phoenix Metals*
- Port of Lake Charles*
- Port of Ohio at Pier 48
- Port Tampa Bay
- Powkat, LLC
- Precoat Metals*
- Priefert Mfg. Co., Inc.*
- Priefert Steel
- Prime Metal Buildings and Components*
- Primetals Technologies USA LLC
- Princeton TMX*
- Promet Steel, Inc.*
- PS Logistics
- PSI Metals North America, Inc.*
- Quality Metal Stamping
- Qualty Metals Inc.
- Ram Steel Framing
- Ranger Steel
- Ranger Steel Services, LP
- Ratner Steel Supply Company*
- Red Bud Industries*
- Reibus International Inc.*
- Reliance inc*
- Reliance Sheet & Strip Company*
- Resonac Graphite America*
- Resonac Graphite Americas
- Rheem Manufacturing*
- Rock Trading Advisors, Ltd
- Russel Metals, Inc.*
- Ryerson Singer Steel
- Ryerson*
- S&P Global
- Sage Policy Group, Inc.
- Samsung C&T America
- Samuel, Son & Co., Limited*
- SCHÜTZ-Werke GmbH & Co. KG
- SDGFFS
- SeAH Steel America*
- SeAH Steel Holdings
- Seametal US LLC*
- Searing Industries*
- Sebright Products Inc.*
- Service Steel & Pipe*
- Shivom Steel LLC
- Signode
- SIMS Metal Management
- Siskin Steel & Supply*
- Slate Path Capital*
- Sourcing Value
- Southern Coil Solutions LLC
- Southwark Metal
- SPS Companies, Inc.
- SSAB Americas*
- SSAB Special Steels
- SSAB*
- Standard Iron & Wire Works LLC
- Starcore
- State Steel
- State Steel Supply Company
- Steel and Pipe Supply*
- Steel Coil Store, LLC*
- Steel Dynamics - Long Products Group
- Steel Dynamics Inc*
- Steel Dynamics, Inc.
- Steel Manufacturers Association
- Steel Manufacturing and Warehouse Company*
- Steel Market Update*
- Steel Pro Trading
- Steel Technologies de Mexico SA de CV
- Steel Technologies Inc
- Steel Technologies LLC
- Steel Technologies*
- Steel Warehouse*
- SteelOrbis
- Steelscape LLC*
- SteelSummit Holdings
- SteelSummit Holdings, Inc.*
- Steelway Building Systems
- Stella Source*
- StoneX Financial Inc.
- Stout Risius Ross Advisors LLC
- Strategic Alloys LLC
- STREAM Capital Partners*
- Sumitomo Corporation of Americas*
- Superior Duct Fabrication, Inc.
- Superior Steel Supply LLC
- Superior Steel Supply*
- Swwilliams@uss.com
- Target Steel
- Tata International LTD
- Tata International Metals (America) Ltd.
- Tata International Metals (Americas) Limited
- Tata Steel*
- TCC America Corporation
- Ternium Mexico S.A. de C.V.*
- Ternium USA, INC*
- Terravest Industries
- Texas Iron and Steel
- The Greenbrier Companies*
- The Heico Companies
- The Infra Group*
- The Marks Group PC
- The Mercury Group
- The Toro Company
- thyssenkrupp Materials Trading NA*
- Titan International
- Titan Steel Corporation
- Titan Wheel
- Titan Wheel Corp of Illinois
- Toro Company
- TotalEnergies*
- Toyota Tsusho America*
- Trane Technologies*
- Tri County Metals
- Triad Metals international
- Trinity Industries*
- TrinityRail
- Triple-S Steel Holdings*
- Tufts Grinding*
- U. S. Steel*
- U.S. Steel
- UNICOIL
- Union Pacific Railroad*
- Unist
- United States International Trade Commission
- United States Steel Corp
- United States Steel Corporation
- Universal Steel
- USS
- Valmont Industries, Inc.
- Valtir*
- Venture Steel
- Victory Metals
- Viking Materials, Inc.*
- Villari B.V.
- Voestalpine Tubular Corporation
- Vulcan Industrial Corporation
- Waelzholz North America LLC
- Wallner Expac, Inc.*
- Webco Industries*
- Weber America
- Welser Profile Austria GmbH
- Welser Profile North America*
- West Central Steel Inc.
- Westman Steel Industries
- Wheeling-Nippon Steel, Inc.*
- Whirlpool Corporation*
- Whirlwind Steel Buildings
- Wiley Rein LLP
- Wolfe Research
- Worthington Enterprises
- Worthington Steel*
- Zekelman Industries*
* Denotes more than one attendee