| STSgs Tool CO | Cuyahoga Falls | OH | — | ◇ UNVERIFIED |
| SEShackelford Equipment Company | Plainview | TX | — | ◇ UNVERIFIED |
| SMShackelford Machine INC | Clearwater | KS | — | ◇ UNVERIFIED |
| SVShady Vent Aluminum Products INC. | Atlanta | GA | — | ◇ UNVERIFIED |
| SMShaffer Manufacturing | Urbana | OH | — | ◇ UNVERIFIED |
| SCShakespeare Composite Structures | Newberry | SC | — | ◇ UNVERIFIED |
| SCShaklee CORP | Pleasanton | CA | — | ◇ UNVERIFIED |
| SCShamaze Custom Coatings | Lake Forest | CA | — | ◇ UNVERIFIED |
| SFShamrock Fastener Technologies | Sterling Hts | MI | — | ◇ UNVERIFIED |
| SSShamrock Steel Fabricators INC | Eugene | OR | — | ◇ UNVERIFIED |
| SFShane Follenvaider and Angela L. Follenvaider | Rohnert Park | CA | — | ◇ UNVERIFIED |
| SGShannon Galvanizing Floresville Facility | Floresville | TX | — | ◇ UNVERIFIED |
| SPShannon Precision Fastener LLC | Madison Heights | MI | — | ◇ UNVERIFIED |
| SCShape CORP | Garland | TX | — | ◇ UNVERIFIED |
| SCShape Corporation | Spring Lake | MI | — | ◇ UNVERIFIED |
| SMShapiro Metal Supply Company | Saint Louis | MO | — | ◇ UNVERIFIED |
| SVShared Vision LLC | Warren | MI | — | ◇ UNVERIFIED |
| SGSharp Grinding CO INC | West Springfield | MA | — | ◇ UNVERIFIED |
| SMSharp Machine INC | Cannon Falls | MN | — | ◇ UNVERIFIED |
| SSSharp Steel Rule Die INC. | Emmaus | PA | — | ◇ UNVERIFIED |
| STSharp Tool Service | Brunswick | OH | — | ◇ UNVERIFIED |
| SPShattuck Precision Machining CO INC | Westford | MA | — | ◇ UNVERIFIED |
| SAShaw Alloy Piping Products, LLC | Houma | LA | — | ◇ UNVERIFIED |
| SCShaw Constructors INC - Sw Region - Sulphur Facility | Sulphur | LA | — | ◇ UNVERIFIED |
| SPShawcor Pipe Protection | Pearland | TX | — | ◇ UNVERIFIED |
| SPShawcor Pipe Protection LLC | Portland | OR | — | ◇ UNVERIFIED |
| SPShawcor Pipe Protection LLC. | Fontana | CA | — | ◇ UNVERIFIED |
| SFShaw Fabricators | Houston | TX | — | ◇ UNVERIFIED |
| SSShaw Shreveport Shreveport Facility | Shreveport | LA | — | ◇ UNVERIFIED |
| SMShaws Mechanical | Bakersfield | CA | — | ◇ UNVERIFIED |
| SSShaw Sunland Fabricators, LLC | Walker | LA | — | ◇ UNVERIFIED |
| SWShearer's Waterford Plant - Wastewater Force Main | Waterford, Township of | PA | — | ◇ UNVERIFIED |
| SMShed Metalworks, LLC | Cunningham | KY | — | ◇ UNVERIFIED |
| SMSheelers Machine Shop | Branson | MO | — | ◇ UNVERIFIED |
| SMSheet Metal Designs | Jamesport | MO | — | ◇ UNVERIFIED |
| SMSheet Metal Engineers, INC. | Martinez | GA | — | ◇ UNVERIFIED |
| SMSheet Metal Forms L.l.c. | Glendale | AZ | — | ◇ UNVERIFIED |
 Sheet Metal Solutions INC | Tangent | OR | — | ◇ UNVERIFIED |
| Sheet Metal Solutions INC | Tangent | OR | — | ◇ UNVERIFIED |
| SMSheet Metal Specialist of Edmond, LLC | Edmond | OK | — | ◇ UNVERIFIED |
| SMSheet Metal Specialties Inc | Bismarck | ND | — | ◇ UNVERIFIED |
| SMSheet Metal Specialties LLC | Monroe | LA | — | ◇ UNVERIFIED |
| SMSheet Metal Systems, INC | Pinellas Park | FL | — | ◇ UNVERIFIED |
| SMSheet Metal Unlimited PL Inc. | Sunrise | FL | — | ◇ UNVERIFIED |
| SMSheet Metal Works | West Valley City | UT | — | ◇ UNVERIFIED |
| SMSheet Metal Works LLC | Nashville | TN | — | ◇ UNVERIFIED |
| SPSheet Pile LLC | Holderness | NH | — | ◇ UNVERIFIED |
| SMSheffield Metals, International | Denver | CO | — | ◇ UNVERIFIED |
| SIShelby INC. Dba Edm Labs LTD | Fremont | CA | — | ◇ UNVERIFIED |
| SIShelby Industries Inc | Utica | MI | — | ◇ UNVERIFIED |
