| ASAmbassador Steel Fabrication, LLC | Marion | OH | — | ◇ UNVERIFIED |
| ACA.m. Castle & CO. | Wichita | KS | — | ◇ UNVERIFIED |
| ASAmco Steel Fabrication, LLC | Elmendorf | TX | — | ◇ UNVERIFIED |
| AMAmdex Metalizing | Scottdale | PA | — | ◇ UNVERIFIED |
| ASAmericana Suppliers | Tamuning | GU | — | ◇ UNVERIFIED |
| AAAmerican Axle - Auburn Hills Manufacturing South | Auburn Hills | MI | — | ◇ UNVERIFIED |
| ABAmerican Bar Products, INC. | Warminster | PA | — | ◇ UNVERIFIED |
| ABAmerican Block Company | Houston | TX | — | ◇ UNVERIFIED |
| ABAmerican Blue Claw LLC | Mays Landing | NJ | — | ◇ UNVERIFIED |
| ABAmerican Builders & Contractors Supply Co., INC | Houston | TX | — | ◇ UNVERIFIED |
| ABAmerican Builders & Contractors Supply Co., INC. | Beloit | WI | — | ◇ UNVERIFIED |
| ACAmerican Chimney Caps INC | Salem | OR | — | ◇ UNVERIFIED |
| ACAmerican Constructioneers, LLC | Tampa | FL | — | ◇ UNVERIFIED |
| ACAmerican Construction Metals(acm)#581 | Apollo Beach | FL | — | ◇ UNVERIFIED |
| ACAmerican Construction Metals (stormwater) | Shawnee | KS | — | ◇ UNVERIFIED |
| ACAmerican Custom Metal Fabricating, INC. | Green Bay | WI | — | ◇ UNVERIFIED |
| ADAmerican Direct Imaging INC | Baltimore | MD | — | ◇ UNVERIFIED |
| AEAmerican Equipment | Victorville | CA | — | ◇ UNVERIFIED |
| AFAmerican Fabricated Metals, Incorporated | Colonial Heights | VA | — | ◇ UNVERIFIED |
| AGAmerican Gutter Service Incorporated | Portland | OR | — | ◇ UNVERIFIED |
| AHAmerican Heating Technologies INC. | Los Angeles | CA | — | ◇ UNVERIFIED |
| AHAmerican Highway Technology | Riverbank | CA | — | ◇ UNVERIFIED |
| AIAmerican Industrial Plant Services, INC. | Geismar | LA | — | ◇ UNVERIFIED |
| AIAmerican Integration Technologies Llc,a New York Corporation | Chandler | AZ | — | ◇ UNVERIFIED |
| AMAmerican Machine & Conveyor CORP | Oxnard | CA | — | ◇ UNVERIFIED |
| AMAmerican Manufacturing Operations INC. | Toledo | OH | — | ◇ UNVERIFIED |
| AMAmerican Manufacturing Tool and Coating INC. | Parsons | TN | — | ◇ UNVERIFIED |
| AMAmerican Mechanical - Piping INC | Cheraw | SC | — | ◇ UNVERIFIED |
| AMAmerican Mechanical & Service CORP | Honolulu | HI | — | ◇ UNVERIFIED |
| AMAmerican Metal and Wood | Eden | NY | — | ◇ UNVERIFIED |
| AMAmerican Metalcraft Co, INC | East Weymouth | MA | — | ◇ UNVERIFIED |
| AMAmerican Metal Fabrications, Inc. | Richmond | VA | — | ◇ UNVERIFIED |
| AMAmerican Metal Fabricators | Modesto | CA | — | ◇ UNVERIFIED |
| AMAmerican Metal Fabricators INC | Brooklyn | NY | — | ◇ UNVERIFIED |
| AMAmerican Metal Fabricators, INC. | Gastonia | NC | — | ◇ UNVERIFIED |
| AMAmerican Metal Products CO INC | Portland | OR | — | ◇ UNVERIFIED |
| AMAmerican Metal Products, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| AMAmerican Metals | Fresno | CA | — | ◇ UNVERIFIED |
| AMAmerican Metals | West Sacramento | CA | — | ◇ UNVERIFIED |
| AMAmerican Metals & Manufacturing CO. | Sarver | PA | — | ◇ UNVERIFIED |
 American Metal Specialties, Inc. | University Place | WA | — | ◇ UNVERIFIED |
| AMAmerican Modular Systems, INC. | Manteca | CA | — | ◇ UNVERIFIED |
| APAmerican Pipe Bending & Fabrication CO. INC. | Somerset | NJ | — | ◇ UNVERIFIED |
| APAmerican Pipe Bending INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| APAmerican Powder Coating | Bakersfield | CA | — | ◇ UNVERIFIED |
| ARAmerican Roll Form Products | North Las Vegas | NV | — | ◇ UNVERIFIED |
| ARAmerican Roofing CO Proj | North Salt Lake | UT | — | ◇ UNVERIFIED |
| ARAmerican Roofing Products, LLC | Bluefield | WV | — | ◇ UNVERIFIED |
| ARAmerican Roto Tool INC | Maple Lake | MN | — | ◇ UNVERIFIED |
| ASAmerican Sheet Metal | Anaheim | CA | — | ◇ UNVERIFIED |
