| SLS & L Machine Prod INC | Madison Heights | MI | — | ◇ UNVERIFIED |
| SMSls Machining Group, LLC | Akron | OH | — | ◇ UNVERIFIED |
| SGSlyde G8 Fabrication Inc | Houston | TX | — | ◇ UNVERIFIED |
| SASmall Automation Services, LLC | Howell | MI | — | ◇ UNVERIFIED |
| SISmartool, INC. | Racine | WI | — | ◇ UNVERIFIED |
| SPSmart Parts INC | Loyalhanna | PA | — | ◇ UNVERIFIED |
| SPSMB Properties, LLC | Clarkston | MI | — | ◇ UNVERIFIED |
| SSSmeal Sfa LLC | Snyder | NE | — | ◇ UNVERIFIED |
| SISm Iron - Repair INC | Sanborn | MN | — | ◇ UNVERIFIED |
| SMSmith Machine, LLC | Sunapee | NH | — | ◇ UNVERIFIED |
| SMSmith Machine, LLC. | Cottondale | AL | — | ◇ UNVERIFIED |
| SMSmith Machine Service INC | Hilliard | FL | — | ◇ UNVERIFIED |
| SPSmith"s Performance and Machine L.L.C. | Holland | NY | — | ◇ UNVERIFIED |
| SDSmiths Detection | Inglewood | CA | — | ◇ UNVERIFIED |
| SDSmiths Detection | San Diego | CA | — | ◇ UNVERIFIED |
| SDSmiths Detection | San Francisco | CA | — | ◇ UNVERIFIED |
| SDSmiths Detection INC | Newark | CA | — | ◇ UNVERIFIED |
| SDSmiths Detection INC. | San Francisco | CA | — | ◇ UNVERIFIED |
| SDSmiths Detection, INC. | Tamuning | GU | — | ◇ UNVERIFIED |
| SDSmiths Detection, INC - Sfo Airport | San Francisco | CA | — | ◇ UNVERIFIED |
| SDSmiths Detection - Indianapolis International Airport | Indianapolis | IN | — | ◇ UNVERIFIED |
| SFSmith-sharpe Fire Brick Supply | Minneapolis | MN | — | ◇ UNVERIFIED |
| SMSmith's Machine, LLC | Cottondale | AL | — | ◇ UNVERIFIED |
| SESml Engineering INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| SMS & M Machine Services INC | Oconto Falls | WI | — | ◇ UNVERIFIED |
| SISmr INC Dba Tube Solutions | Costa Mesa | CA | — | ◇ UNVERIFIED |
| SASMT Automation LLC | Roseville | MI | — | ◇ UNVERIFIED |
| SMS & M Tool, INC. | Oneida | WI | — | ◇ UNVERIFIED |
| SSSMT Services, LLC | Bruce Township | MI | — | ◇ UNVERIFIED |
| SISMW Inc | Billings | MT | — | ◇ UNVERIFIED |
| STSmw Technologies LLC | Taylor | MI | — | ◇ UNVERIFIED |
| SNS N A P Automotive Performance LLC | Lawrenceburg | KY | — | ◇ UNVERIFIED |
| SISnap-tite INC / Nat'l Fire Ho | Compton | CA | — | ◇ UNVERIFIED |
| SPSng Precision Machining, INC. | Prairie Farm | WI | — | ◇ UNVERIFIED |
 Snoe INC. Machining & Welding | Caldwell | TX | — | ◇ UNVERIFIED |
| SISnyder Industries INC | Seattle | WA | — | ◇ UNVERIFIED |
| STSobot Tool and Mfg. Co., INC. | Northbrook | IL | — | ◇ UNVERIFIED |
| SASodick America CORP. | San Jose | CA | — | ◇ UNVERIFIED |
| SSSoftrol Systems, INC | Acworth | GA | — | ◇ UNVERIFIED |
| SISolmac, INC. | Buffalo | NY | — | ◇ UNVERIFIED |
| SPSolmar Precision Machining LLC | Ramona | CA | — | ◇ UNVERIFIED |
| STSolomon Tool & Machine LLC | Somerset | KY | — | ◇ UNVERIFIED |
| SOSolors Optional Axis INC | Elk River | MN | — | ◇ UNVERIFIED |
| SOSolors Optional Axis INC | Elk River | MN | — | ◇ UNVERIFIED |
| SOS & O Machines, INC. | Conroe | TX | — | ◇ UNVERIFIED |
| SASomec, a Divison of Snk America, INC. | Sanford | FL | — | ◇ UNVERIFIED |
| STSonny Taylor Enterprises, LLC | Deland | FL | — | ◇ UNVERIFIED |
| SPSon Phi Ho and Kelly Troung Ho, Trustees of The Ho Family Living Trust Dated 09/ | Campbell | CA | — | ◇ UNVERIFIED |
| SMSooner Manufacturing | Tulsa | OK | — | ◇ UNVERIFIED |
| SPSooner Pipe, LLC | Montoursville | PA | — | ◇ UNVERIFIED |
| SISort-rite International, INC. | Harlingen | TX | — | ◇ UNVERIFIED |
| SBSotek Belrix | Hamburg | NY | — | ◇ UNVERIFIED |
| SFSource Fluid Power INC Dba Vector Engineering CO | Chaska | MN | — | ◇ UNVERIFIED |
| SMSource Machine INC | Burnsville | MN | — | ◇ UNVERIFIED |
| SPSource Production & Equipment Co | Saint Rose | LA | — | ◇ UNVERIFIED |
| STSource Too Machine INC. | Winnemucca | NV | — | ◇ UNVERIFIED |
| SCSouth Central Precision Machine, CORP | Richfield | UT | — | ◇ UNVERIFIED |
| SCSouth County Muffler | Morgan Hill | CA | — | ◇ UNVERIFIED |
| SFSouth-east Fabricators INC. | Rocky Mount | NC | — | ◇ UNVERIFIED |
| SCSouthern Carbide, INC. | Shreveport | LA | — | ◇ UNVERIFIED |
| SMSouthern Machine and Tool, Inc. | Georgetown | SC | — | ◇ UNVERIFIED |
| SNSouthern Nut 'n Tree Equipment | Goldthwaite | TX | — | ◇ UNVERIFIED |
| SFSouth Fork Industries, Inc. | Lebanon | OR | — | ◇ UNVERIFIED |
| SFSouth Fulton Machine Works, INC. | Atlanta | GA | — | ◇ UNVERIFIED |
| SMSouth Machine Shop | Brownsville | TX | — | ◇ UNVERIFIED |
| SMSouth Metro Wire Edm INC | Shakopee | MN | — | ◇ UNVERIFIED |
| SVSouthwest Valve, INC. | Gonzales | LA | — | ◇ UNVERIFIED |
| SSovema | Saint Louis | MO | — | ◇ UNVERIFIED |
| SLSpadone, LLC | Dresher | PA | — | ◇ UNVERIFIED |
| SSSpecial Service Products, INC. | Carrollton | GA | — | ◇ UNVERIFIED |
| SBSpecialty Branded Products | Fresno | CA | — | ◇ UNVERIFIED |
| SDSpecialty Design & Manufacturing, INC. | Reading | PA | — | ◇ UNVERIFIED |
| SGSpecialty Groups INC Shop | Lost Creek | WV | — | ◇ UNVERIFIED |
| SLSpecialty Laminates USA INC | Eugene | OR | — | ◇ UNVERIFIED |
| SLSpecialty Laminate USA INC | Eugene | OR | — | ◇ UNVERIFIED |
| SSSpecialty Steel Solutions | Kenton | OH | — | ◇ UNVERIFIED |
| STSpecialty Tooling & Design, LLC | Margate | FL | — | ◇ UNVERIFIED |
| SISpectralytics INC | Dassel | MN | — | ◇ UNVERIFIED |
| SPSpectrum Prototype INC | Hillsboro | OR | — | ◇ UNVERIFIED |
| SMSpeed Machine CORP. | Cutler Bay | FL | — | ◇ UNVERIFIED |
| SMSpeed Machine Inc. | Bridgeview | IL | — | ◇ UNVERIFIED |
| SISpidertrax, Inc. | Loveland | CO | — | ◇ UNVERIFIED |
| SBSpike Brewing, LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| SWSpindle Works Precision LLC | Campbell | NY | — | ◇ UNVERIFIED |
| SRSpirit Racing LLC | Tunkhannock | PA | — | ◇ UNVERIFIED |
| SMSP Machining Company | Titusville | FL | — | ◇ UNVERIFIED |
| SWSpotless Water Systems, LLC | Punta Gorda | FL | — | ◇ UNVERIFIED |
| SSSpray Sys INC | Pomona | CA | — | ◇ UNVERIFIED |
| SMSpreng Machine CO. INC. | Saxonburg | PA | — | ◇ UNVERIFIED |
| SASpring Air Products International, INC | West Melbourne | FL | — | ◇ UNVERIFIED |
| SCSpring Creek Golf & Country Club | Ripon | CA | — | ◇ UNVERIFIED |
| SMSpringdale Machine & Gear, Inc. | Holyoke | MA | — | ◇ UNVERIFIED |
| SSSps Spindle Parts and Service LLC | Goffstown | NH | — | ◇ UNVERIFIED |
| SFSpx Flow US LLC - Millstead Way | Rochester | NY | — | ◇ UNVERIFIED |
| SGSquare Group, LLC | Chesterfield | MI | — | ◇ UNVERIFIED |
| SOSquare One Engineering LLC | Tallmadge | OH | — | ◇ UNVERIFIED |
| SESquickmon's Engineering & Automation, L.L.C. | Phoenix | AZ | — | ◇ UNVERIFIED |
| SRS R Machining-Properties, LLC | Norco | CA | — | ◇ UNVERIFIED |
| SSS - S Engineering INC Dba Specialty Tool - Engr | Eden Prairie | MN | — | ◇ UNVERIFIED |
| SSS & S Machine and Design | Akron | OH | — | ◇ UNVERIFIED |
