| SLSouthline - Lpgs Tanforan LLC | South San Francisco | CA | — | ◇ UNVERIFIED |
| SMSouth Machine Shop | Brownsville | TX | — | ◇ UNVERIFIED |
| SMSouth Main Mart | Rockford | IL | — | ◇ UNVERIFIED |
| SMSouth Metro Wire Edm INC | Shakopee | MN | — | ◇ UNVERIFIED |
| SPSouth Plains Steel, INC. | Lubbock | TX | — | ◇ UNVERIFIED |
| SSSouth Shore Iron Works | Chicago | IL | — | ◇ UNVERIFIED |
| SSSouth Shore Plating CO INC | Mineola | NY | — | ◇ UNVERIFIED |
| SSSouthside Shell | Ottawa | IL | — | ◇ UNVERIFIED |
| SSSouthside Sign & Fencing | Saint Paul | MN | — | ◇ UNVERIFIED |
| SSSouth Suburban Aviation | Frankfort | IL | — | ◇ UNVERIFIED |
| SLSouthtec LLC | Lebanon | TN | — | ◇ UNVERIFIED |
| SLSouthtec, LLC | Lebanon | TN | — | ◇ UNVERIFIED |
| STSouth Texas Sheet Metal LLC | Houston | TX | — | ◇ UNVERIFIED |
| STSouth Texas Steel Service Company LLC | Victoria | TX | — | ◇ UNVERIFIED |
| STSouth Thomson Oil | Thomson | IL | — | ◇ UNVERIFIED |
| SMSouthwark Metal | Southaven | MS | — | ◇ UNVERIFIED |
| SMSouthwark Metal Manufacturing CO. | Fremont | NE | — | ◇ UNVERIFIED |
| SMSouthwark Metal Manufacturing Company | Powdersville | SC | — | ◇ UNVERIFIED |
| SASouthwest Airlines CO | Chicago | IL | — | ◇ UNVERIFIED |
| SASouthwest Area High School | Chicago | IL | — | ◇ UNVERIFIED |
| SCSouthwest Christian School-maint Dept | Oak Lawn | IL | — | ◇ UNVERIFIED |
| SESouthwest Engineering Company | Oklahoma City | OK | — | ◇ UNVERIFIED |
| SISouthwestern Ind., INC. | Rancho Dominguez | CA | — | ◇ UNVERIFIED |
| SSSouthwestern Supply & Machine Works* | Saint Joseph | MO | — | ◇ UNVERIFIED |
| SFSouthwest Fabricators | Hugo | OK | — | ◇ UNVERIFIED |
| SGSouthwest Galvanizing, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| SMSouthwest Metal Finishing - 2785 S 167th | New Berlin | WI | — | ◇ UNVERIFIED |
| SMSouthwest Metal Finishing - Dakota St Plant | New Berlin | WI | — | ◇ UNVERIFIED |
| SMSouthwest Metal Finishing, INC. | New Berlin | WI | — | ◇ UNVERIFIED |
| SMSouthwest Montana Machine Works LLC | Butte | MT | — | ◇ UNVERIFIED |
| SOSouthwest Oilfield Products INC | Houston | TX | — | ◇ UNVERIFIED |
| SPSouthwest Polishing & Gold | Houston | TX | — | ◇ UNVERIFIED |
| SPSouthwest Products CO | Irwindale | CA | — | ◇ UNVERIFIED |
| SSSouthwest Steel Fabrication LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| SSSouthwest Steel, Llc, a Nevada Limited Liability Company | El Mirage | AZ | — | ◇ UNVERIFIED |
| SVSouthwest Valve, INC. | Gonzales | LA | — | ◇ UNVERIFIED |
| SRSouthwind Ras LLC | Thornton | IL | — | ◇ UNVERIFIED |
| SRSouthwind Ras LLC | Urbana | IL | — | ◇ UNVERIFIED |
| SRSouthwind Ras LLC | Fairview Heights | IL | — | ◇ UNVERIFIED |
| SCSouthwire Company LLC | Livermore | CA | — | ◇ UNVERIFIED |
| SCSouthwood Corporation | Charlotte | NC | — | ◇ UNVERIFIED |
| SFSouthwood Furn CORP - Southampton | Hickory | NC | — | ◇ UNVERIFIED |
| SSovema | Saint Louis | MO | — | ◇ UNVERIFIED |
| SCSoy City Sock Co., INC. | Monticello | IL | — | ◇ UNVERIFIED |
| SESoy Essentials, LLC | Redmond | OR | — | ◇ UNVERIFIED |
| SASpa Associates, LLC | New Albany | OH | — | ◇ UNVERIFIED |
| SCSpace Coast Hovercraft, INC. | Palm Bay | FL | — | ◇ UNVERIFIED |
| SSpacesonic | San Carlos | CA | — | ◇ UNVERIFIED |
| SSSpace System/loral, LLC (bldg #12) | Palo Alto | CA | — | ◇ UNVERIFIED |
| SLSpadone, LLC | Dresher | PA | — | ◇ UNVERIFIED |
| SCSpaid Corporation, INC. | Pittsburgh | PA | — | ◇ UNVERIFIED |
| S2Spamex 2, LLC | Hartford | WI | — | ◇ UNVERIFIED |
| SWSpanier Welding & Metal Fabrication INC | Paynesville | MN | — | ◇ UNVERIFIED |
| SFSpanish Fork Metals | Spanish Fork | UT | — | ◇ UNVERIFIED |
| SISpan-o-matic INC | Brea | CA | — | ◇ UNVERIFIED |
| SESpantek Expanded Metal INC | Hopkins | MN | — | ◇ UNVERIFIED |
| SESpantex Expanded Metal, INC. | Lincolnton | NC | — | ◇ UNVERIFIED |
| SPSpa Pipe & Supply, L.p. | Abilene | TX | — | ◇ UNVERIFIED |
| SISpares INC | Florence | OR | — | ◇ UNVERIFIED |
| SSSpare Skid Plate | Aurora | CO | — | ◇ UNVERIFIED |
| SMSparhawk Metals, INC. | Lockwood | NV | — | ◇ UNVERIFIED |
| SDSparkletts Drinking Water CORP | Los Angeles | CA | — | ◇ UNVERIFIED |
| SESparkman Enterprises LLC | Tucson | AZ | — | ◇ UNVERIFIED |
| SSSpark Signs & Graphics LLC | Mars | PA | — | ◇ UNVERIFIED |
| STSpark Tool, INC. | Meadville | PA | — | ◇ UNVERIFIED |
| SDSparrow Development CORP | Morris | IL | — | ◇ UNVERIFIED |
| SISparrow Industries INC | Morris | IL | — | ◇ UNVERIFIED |
| SISpartan Industrial Holdings Llc | Grandville | MI | — | ◇ UNVERIFIED |
| SISpartan Industries, INC. | Pacolet | SC | — | ◇ UNVERIFIED |
 Spartan Machine LLC | Oak Ridge North | TX | — | ◇ UNVERIFIED |
| SMSpartan Motors Gtb LLC Dba Utilimaster | Montebello | CA | — | ◇ UNVERIFIED |
| SSSpartan Steel LLC | Pocatello | ID | — | ◇ UNVERIFIED |
| STSpartan Tool & Die | Sinclairville | NY | — | ◇ UNVERIFIED |
| STSpartan Tool Sales INC | Sterling Heights | MI | — | ◇ UNVERIFIED |
| STSpartan Truck Company | Sun Valley | CA | — | ◇ UNVERIFIED |
| STSpartan Truck Manufacturing INC | Vernon | CA | — | ◇ UNVERIFIED |
| SMSparton Metal Services | Garden Grove | CA | — | ◇ UNVERIFIED |
| SESpaulding Equipment CO | Perris | CA | — | ◇ UNVERIFIED |
| SASpc Auto Electric | El Monte | CA | — | ◇ UNVERIFIED |
| SSSpd Solutions, INC. | Brooksville | FL | — | ◇ UNVERIFIED |
| S5Spec 5 Steel INC | San Jose | CA | — | ◇ UNVERIFIED |
| SBSpec Built Systems INC | Chula Vista | CA | — | ◇ UNVERIFIED |
| SISpecht Industries,inc | Santa Clarita | CA | — | ◇ UNVERIFIED |
| SCSpecial Contractors | Galveston | TX | — | ◇ UNVERIFIED |
| SFSpecial Fleet Service | Harrisonburg | VA | — | ◇ UNVERIFIED |
| SISpecial Iron Security Systems INC | South El Monte | CA | — | ◇ UNVERIFIED |
| SBSpeciality Bar Products Company | Blairsville | PA | — | ◇ UNVERIFIED |
| SESpeciality Equipment | Santa Ana | CA | — | ◇ UNVERIFIED |
| SMSpeciality Manufacturing | Nazareth | PA | — | ◇ UNVERIFIED |
| SCSpecialized Coatings INC | Anoka | MN | — | ◇ UNVERIFIED |
| SFSpecialized Fabrication & Machine INC | Eugene | OR | — | ◇ UNVERIFIED |
| SPSpecialized Powder Coating | Huntington Beach | CA | — | ◇ UNVERIFIED |
| STSpecialized Transport INC | Waverly | IL | — | ◇ UNVERIFIED |
| STSpecialized Truck Equipment LLC | Eden Valley | MN | — | ◇ UNVERIFIED |
| STSpecialized Turning, INC. | Peabody | MA | — | ◇ UNVERIFIED |
| SWSpecialized Welders | Torrance | CA | — | ◇ UNVERIFIED |
| SMSpecial Metal Works | Rayne | LA | — | ◇ UNVERIFIED |
| SSSpecial Service for Groups | Los Angeles | CA | — | ◇ UNVERIFIED |
| SSSpecial Service for Groups | Los Angeles | CA | — | ◇ UNVERIFIED |
| SSSpecial Service for Groups INC | Los Angeles | CA | — | ◇ UNVERIFIED |
