| ATAllied Tube & Conduit Corporation | Harvey | IL | — | ● ACTIVE |
American Cast Iron Pipe Company | Birmingham | AL | 500+ | ● ACTIVE |
American Structural Metals INC | Somerset | WI | 20–99 | ● ACTIVE |
A. T. Wall CO | Warwick | RI | 20–99 | ● ACTIVE |
Bay Shore Steel Works LLC | Charlevoix | MI | 20–99 | ● ACTIVE |
| CMCrabil Manufacturing, INC. | Saint Petersburg | FL | — | ● ACTIVE |
Duraloy Technologies, INC. | Scottdale | PA | 100–499 | ● ACTIVE |
| HHHammer Haag Steel INC | Clearwater | FL | 100–499 | ● ACTIVE |
Innovative Works INC. | Chesterfield | MI | — | ● ACTIVE |
Madden Bolt Corporation | Houston | TX | 100–499 | ● ACTIVE |
Padgett INC | New Albany | IN | 100–499 | ● ACTIVE |
Plymouth Tube Company | Salisbury | MD | 20–99 | ● ACTIVE |
Quality Machine of Iowa Acquisition, INC. | Audubon | IA | 20–99 | ● ACTIVE |
Roscoe Moss Manufacturing CO | Los Angeles | CA | 100–499 | ● ACTIVE |
Senior Aerospace Ssp | Burbank | CA | 500+ | ● ACTIVE |
Steel Edge, INC | Las Vegas | NV | — | ● ACTIVE |
Steel Forgings, INC. | Shreveport | LA | 20–99 | ● ACTIVE |
Stephens Pipe & Steel LLC | Russell Springs | KY | 100–499 | ● ACTIVE |
| SBStupp Bros., INC. | Saint Louis | MO | 20–99 | ● ACTIVE |
Superior Tube Company, INC. | Collegeville | PA | 100–499 | ● ACTIVE |
Taylor Forge Engineered Systems, INC. | Paola | KS | 100–499 | ● ACTIVE |
Virginia Steel & Fabrication, INC | Bastian | VA | — | ● ACTIVE |
American Boa INC | Cumming | GA | — | ● ACTIVE |
Andrex INC | Hackettstown | NJ | — | ● ACTIVE |
Aquashield, INC | Hixson | TN | 1–19 | ● ACTIVE |
Atrenne Computing Solutions, LLC | Brockton | MA | — | ● ACTIVE |
Brownell Boat Stands INC | Dartmouth | MA | — | ● ACTIVE |
| CTCain Tubular Products, INC | Saint Charles | IL | — | ● ACTIVE |
Centerline Precision Tube Bending INC | Dublin | CA | — | ● ACTIVE |
Corrosion Resistant Alloys, LLC | Houston | TX | 20–99 | ● ACTIVE |
Crossroads Seamless Usa, LLC | Winamac | IN | — | ● ACTIVE |
| CSCrystal Steel Fabricators INC | Delmar | DE | — | ● ACTIVE |
Dayton Superior Corporation | Miamisburg | OH | — | ● ACTIVE |
D & D Precision Machine Company, INC. | Middleboro | MA | 20–99 | ● ACTIVE |
| DRDub Ross Company, INC. | Oklahoma City | OK | — | ● ACTIVE |
Eagle Stainless Tube & Fabrication, INC. | Franklin | MA | — | ● ACTIVE |
G. & J. Steel & Tubing, INC. | Hillsborough | NJ | — | ● ACTIVE |
Grand Valley Manufacturing CO | Titusville | PA | — | ● ACTIVE |
Green's Metal Cut-off CORP | Santa Fe Springs | CA | — | ● ACTIVE |
Greer Tank LLC | Anchorage | AK | — | ● ACTIVE |
Hme INC | Topeka | KS | — | ● ACTIVE |
| IAIndustrial Alloys INC | Indian Trail | NC | 20–99 | ● ACTIVE |
Interamerica Stage, INC. | Sanford | FL | 100–499 | ● ACTIVE |
Med-pac INC | Lake Park | MN | — | ● ACTIVE |
National Chimney Supply-vermont, INC. | South Burlington | VT | — | ● ACTIVE |
Oliver & Dahlman Equipment Co., INC. | Elkton | FL | — | ● ACTIVE |
Pacific Corrugated Pipe Company LLC | Fontana | CA | — | ● ACTIVE |
Pcc Rollmet, INC | Irvine | CA | — | ● ACTIVE |
Smith Ironworks INC | Lyerly | GA | — | ● ACTIVE |
St. Regis Culvert, INC | Charlotte | MI | — | ● ACTIVE |
Tmg Manufacturing, CORP | Tampa | FL | — | ● ACTIVE |
Traughber Mechanical Services, INC. | Franklin | KY | 20–99 | ● ACTIVE |
| TMTube Methods, INC. | Bridgeport | PA | 100–499 | ● ACTIVE |
Welspun Tubular LLC | Little Rock | AR | — | ● ACTIVE |
Alleima USA LLC | South Abington Township | PA | — | ● ACTIVE |
Allfirst L.l.c. | Suffolk | VA | — | ● ACTIVE |
American Hydroformers, INC. | Fort Wayne | IN | — | ● ACTIVE |
American Piping Supply, INC | Macon | GA | — | ● ACTIVE |
Associated Fastening Products, INC. | Itasca | IL | — | ● ACTIVE |
Bishtec LLC | Blackfoot | ID | — | ● ACTIVE |
Black Hills Metal Fabricators, LLC | Rapid City | SD | — | ● ACTIVE |
Bomar Tactical Training Group LLC | Chandler | AZ | — | ● ACTIVE |
Boyce Iron and Steel Incorporated | Niederwald | TX | — | ● ACTIVE |
Cal-sierra Pipe, LLC | Stockton | CA | — | ● ACTIVE |
Cavalier Steel & Fence CO | Darby | PA | — | ● ACTIVE |
Contech Engineered Solutions LLC | Atlanta | GA | — | ● ACTIVE |
Dependable Tube Bending, LLC | Cumming | GA | — | ● ACTIVE |
Factory Supply Handling, LLC | Charlotte | NC | — | ● ACTIVE |
Fin Tube Products, INC | Wadsworth | OH | — | ● ACTIVE |
Gateway Materials, INC | Lewiston | ID | — | ● ACTIVE |
Gct America INC. | Litchfield | MI | — | ● ACTIVE |
| GDGlobal Drilling Suppliers, INC. | Cincinnati | OH | — | ● ACTIVE |
Greybeard Steel LLC | Post Falls | ID | — | ● ACTIVE |
Ground Zero Shelters CO. | Perry | OK | — | ● ACTIVE |
Harbor Fab LLC | Fort Worth | TX | — | ● ACTIVE |
| HPHigh Plains Steel Services, LLC | Windsor | CO | 20–99 | ● ACTIVE |
High-tek Tube CORP | Littleton | CO | — | ● ACTIVE |
Inland Machine Company INC. | Rancho Cucamonga | CA | — | ● ACTIVE |
Karbon Manufacturing LLC | Wichita | KS | — | ● ACTIVE |
| KSKomax Systems, INC. | Huntington Beach | CA | — | ● ACTIVE |
Mccrink Joseph | Carlsbad | CA | — | ● ACTIVE |
Monarca Technical LLC | Houston | TX | — | ● ACTIVE |
| PSPatriot Steel LLC | Harrah | OK | — | ● ACTIVE |
Pier Tech LLC | Chesterfield | MO | — | ● ACTIVE |
Pittsburgh Pipe & Supply CORP. | Saint Louis | MO | — | ● ACTIVE |
Prism Resources, INC. | Houston | TX | — | ● ACTIVE |
Pro Tube INC | Zullinger | PA | — | ● ACTIVE |
Rescue Engineers, INC | Danville | CA | — | ● ACTIVE |
Rushmore Enterprises INC | Baytown | TX | — | ● ACTIVE |
| STSalem Tube, Inc.. | Greenville | PA | 100–499 | ● ACTIVE |
Skyline Steel, LLC | Rock Hill | SC | — | ● ACTIVE |
Snt Southern Boiler Tubes, LLC | Heber Springs | AR | — | ● ACTIVE |
Sol's Pipe & Steel, LLC | Monroe | LA | — | ● ACTIVE |
S. P. Reed INC. | Encinitas | CA | — | ● ACTIVE |
Target Metal Blanking INC | New Boston | MI | — | ● ACTIVE |
The Loren Group, LTD. | Wilmington | DE | — | ● ACTIVE |
| UCUnited Canvas and Sling; DBA UCS INC. | Lincolnton | NC | 20–99 | ● ACTIVE |
Webco Industries, INC. | Sand Springs | OK | — | ● ACTIVE |
Whitley Steel Building Supply, LLC | Killeen | TX | — | ● ACTIVE |
Wickcraft Company, INC. | Madison | WI | — | ● ACTIVE |