| SPSuburban Plastics Company | Grenada | MS | — | ◇ UNVERIFIED |
| SESudan Enterprises INC | Polo | MO | — | ◇ UNVERIFIED |
| SBSudbury Brass Goods Company Incorporated | Chelsea | MA | — | ◇ UNVERIFIED |
| SBSudbury Brass Goods Company Incorporated | Malden | MA | — | ◇ UNVERIFIED |
| SSSudden Services Inc, Distribution and Operations Center | Philadelphia | MS | — | ◇ UNVERIFIED |
| SSSudholt Sheet Metal, INC. | Aviston | IL | — | ◇ UNVERIFIED |
| SCSufrank Corporation | Lawton | OK | — | ◇ UNVERIFIED |
| SCSugar Creek Road Real Estate, LLC | Benton | IL | — | ◇ UNVERIFIED |
| SSSulphur Sheet Metal & Fabrication, INC. | Sulphur | LA | — | ◇ UNVERIFIED |
| SISulvan Industrial Piping | Perth Amboy | NJ | — | ◇ UNVERIFIED |
| SCSulzer Chemtech | Tulsa | OK | — | ◇ UNVERIFIED |
| SCSummit Careers INC | East Longmeadow | MA | — | ◇ UNVERIFIED |
| SISummit INC | Portland | OR | — | ◇ UNVERIFIED |
| SPSummit Plastic Company | Mogadore | OH | — | ◇ UNVERIFIED |
| SPSummit Polymer | Akron | OH | — | ◇ UNVERIFIED |
| SPSummit Polymers | Lawrenceburg | KY | — | ◇ UNVERIFIED |
| SPSummit Polymers INC | Mount Sterling | KY | — | ◇ UNVERIFIED |
| SPSummit Polymers INC | Elizabethtown | KY | — | ◇ UNVERIFIED |
| SPSummit Polymers Vicksburg | Vicksburg | MI | — | ◇ UNVERIFIED |
| SPSummit Pressure Control | Houston | TX | — | ◇ UNVERIFIED |
| SSSummit Sales, INC. | Gustine | CA | — | ◇ UNVERIFIED |
| SSSummit Sheet Metal LLC | Kingston | PA | — | ◇ UNVERIFIED |
| SSSummit Sheet Metal LLC | Kingston | PA | — | ◇ UNVERIFIED |
| SSSummit Sheet Metal, LLC | Pittston | PA | — | ◇ UNVERIFIED |
| SWSummit Window and Patio Door Spokane | Spokane | WA | — | ◇ UNVERIFIED |
| SSSumrall Seats, INC | Clanton | AL | — | ◇ UNVERIFIED |
| SASun Architectural Products, LLC | Cumming | GA | — | ◇ UNVERIFIED |
| SFSunbelt Fabricator | Steele | AL | — | ◇ UNVERIFIED |
| SMSuncoast Metal LLC | Sarasota | FL | — | ◇ UNVERIFIED |
| SMSuncoast Molders, INC. | Largo | FL | — | ◇ UNVERIFIED |
| SPSunco Plastic INC | Miami | FL | — | ◇ UNVERIFIED |
| SLSundance Louvered Roofs, LLC | Ogden | UT | — | ◇ UNVERIFIED |
| SASundrella Aluminum Products CO. | Phoenix | AZ | — | ◇ UNVERIFIED |
| SMSunflower Medical LLC | Ellis | KS | — | ◇ UNVERIFIED |
| SCSunkote Coatings, Inc. | Spencer | TN | — | ◇ UNVERIFIED |
| SMSunlast Metal, INC. | Palm City | FL | — | ◇ UNVERIFIED |
| SISunline Incorporated | Paducah | KY | — | ◇ UNVERIFIED |
| SMSun Metal - Doral Enterprises | Albuquerque | NM | — | ◇ UNVERIFIED |
| SISunoptics, INC. | Sacramento | CA | — | ◇ UNVERIFIED |
| SPSunray Plastics Sales, INC. | Riviera Beach | FL | — | ◇ UNVERIFIED |
| SCSunrise Composites INC | Hastings | NE | — | ◇ UNVERIFIED |
| SESunset Enterprises Holdings, LLC | Port Huron | MI | — | ◇ UNVERIFIED |
| SSSunshine Shutter, LLC | Venice | FL | — | ◇ UNVERIFIED |
| SWSunshine Welding, Scallop | Port Canaveral | FL | — | ◇ UNVERIFIED |
| SSSun Star, Incorporated | Latrobe | PA | — | ◇ UNVERIFIED |
| SVSun Valley Bronze, Inc. | Bellevue | ID | — | ◇ UNVERIFIED |
| SCSuperior Canopy Corporation | Finley | KY | — | ◇ UNVERIFIED |
| SCSuperior Contracting New Facility | Salina | KS | — | ◇ UNVERIFIED |
| SDSuperior Derrick Services LLC | New Iberia | LA | — | ◇ UNVERIFIED |
| SDSuperior Design & Fabrication, LLC | Greenville | NC | — | ◇ UNVERIFIED |
| SDSuperior Duct Fabrication, Inc. | Las Vegas | NV | — | ◇ UNVERIFIED |
| SESuperior Equipment & Service LLC | Sheridan | WY | — | ◇ UNVERIFIED |
| SFSuperior Fabrication Inc | Punta Gorda | FL | — | ◇ UNVERIFIED |
| SFSuperior Fabrication, INC | Elk City | OK | — | ◇ UNVERIFIED |
| SFSuperior Fabrication, INC. | Ada | OK | — | ◇ UNVERIFIED |
| SFSuperior Fabricators INC | Baldwin | LA | — | ◇ UNVERIFIED |
| SFSuperior Fiberglass | Bridgeport | TX | — | ◇ UNVERIFIED |
| SFSuperior Fiberglass INC | Jacksonville | TX | — | ◇ UNVERIFIED |
| SFSuperior Fiberglass INC. | West Valley | UT | — | ◇ UNVERIFIED |
| SGSuperior Grinding and Sales, INC. | Claremore | OK | — | ◇ UNVERIFIED |
| SMSuperior Metals, Inc. | San Jose | CA | — | ◇ UNVERIFIED |
| SMSuperior Metalworks, INC. | Carlisle | PA | — | ◇ UNVERIFIED |
| SPSuperior Plastic Products INC | New Holland | PA | — | ◇ UNVERIFIED |
| SSSuperior Sheet Metal Company, INC. | Kansas City | KS | — | ◇ UNVERIFIED |
| SSSuperior Sheet Metal, LLC | Hudson | NH | — | ◇ UNVERIFIED |
| STSuperior Tank Company | Lake Forest | CA | — | ◇ UNVERIFIED |
| SSSuper Seal Corporation | Stratford | CT | — | ◇ UNVERIFIED |
| SSSuper Steel Schenectady | Schenectady | NY | — | ◇ UNVERIFIED |
| SSSupervoid Systems, LLC | Prattville | AL | — | ◇ UNVERIFIED |
| SRSupreme Roofing Products, INC. | Tuscaloosa | AL | — | ◇ UNVERIFIED |
| SSSupreme Service & Specialty CO INC Thru Tubing Div | Broussard | LA | — | ◇ UNVERIFIED |
| SPSupremo Products, LLC | Adamsburg | PA | — | ◇ UNVERIFIED |
| SISurcore INC | Denver | CO | — | ◇ UNVERIFIED |
| SSSure Solutions LLC | Waterford | MI | — | ◇ UNVERIFIED |
| SFSur Flo Plastics | Warren | MI | — | ◇ UNVERIFIED |
| SFSur Flo Plastics and Engineering INC | Fraser | MI | — | ◇ UNVERIFIED |
| SCSur-form CORP | Fraser | MI | — | ◇ UNVERIFIED |
| SUSurteco USA INC. Dba Canplast America | Greensboro | NC | — | ◇ UNVERIFIED |
| SPSutter P. Dahlglen Enterprises INC. | Santa Clara | CA | — | ◇ UNVERIFIED |
| SHSutton Holdings LLC | Bronson | MI | — | ◇ UNVERIFIED |
| SVS & V Fabrications INC | Camden | TN | — | ◇ UNVERIFIED |
| SRSvm - Reno | Sparks | NV | — | ◇ UNVERIFIED |
| SLSwedge, LLC | Portland | OR | — | ◇ UNVERIFIED |
| SCSweetheart Cup Somerville Plant Closed | Somerville | MA | — | ◇ UNVERIFIED |
| SASwift-cor Aerospace, INC. | Gardena | CA | — | ◇ UNVERIFIED |
| SHSwisher Heating & Air Conditioning, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| SMS&w Metal Products INC | Gilbertsville | PA | — | ◇ UNVERIFIED |
| SPSycamore Precision Machine INC | Genoa | IL | — | ◇ UNVERIFIED |
| SMSyer Metal Works LLC | Las Vegas | NV | — | ◇ UNVERIFIED |
| SPSyitz Properties, LLC | Green Bay | WI | — | ◇ UNVERIFIED |
| SMSyltone Marine INC | Gulfport | MS | — | ◇ UNVERIFIED |
| SCSymons CORP | Des Plaines | IL | — | ◇ UNVERIFIED |
| SSyncreon | Kansas City | MO | — | ◇ UNVERIFIED |
| SFSynder Filtration | Vacaville | CA | — | ◇ UNVERIFIED |
| SISynder INC Dba Synder Filtration | Vacaville | CA | — | ◇ UNVERIFIED |
| SISynder Industries, INC. | West Chicago | IL | — | ◇ UNVERIFIED |
| SSSyndicate Sales INC Plastifoam | Kokomo | IN | — | ◇ UNVERIFIED |
| SSSyn Strand INC | Summerville | SC | — | ◇ UNVERIFIED |
| STSyntec Technologies | Pavilion | NY | — | ◇ UNVERIFIED |
| SMSynventive Molding Solutions | Peabody | MA | — | ◇ UNVERIFIED |
