| RIRudolph International, INC. | Brea | CA | — | ◇ UNVERIFIED |
| RIRusch Industries of Tampa | Tampa | FL | — | ◇ UNVERIFIED |
| RMRusco Manufacturing INC | Machesney Park | IL | — | ◇ UNVERIFIED |
| RWRussell W. Holly, LLC | Mystic | CT | — | ◇ UNVERIFIED |
| RLRuth Limited | Highlands Ranch | CO | — | ◇ UNVERIFIED |
| RIRVA Industrial Holding LLC | Richmond | VA | — | ◇ UNVERIFIED |
| RWR W Machine | Luck | WI | — | ◇ UNVERIFIED |
| RWR W Machine, LLC | Luck | WI | — | ◇ UNVERIFIED |
| RLRWP, Limited Liability Company | Madison | CT | — | ◇ UNVERIFIED |
| RWR & W Welding and Machine INC | Osseo | MN | — | ◇ UNVERIFIED |
| RTRxc Technologies | San Jose | CA | — | ◇ UNVERIFIED |
| RRRyan Radick | Wayne | PA | — | ◇ UNVERIFIED |
| RERychom Enterprises LLC | La Puente | CA | — | ◇ UNVERIFIED |
| RERycroft Enterprises, INC. | Tempe | AZ | — | ◇ UNVERIFIED |
| RZR. Zamora INC | Vista | CA | — | ◇ UNVERIFIED |
| SESaber Engineering and Fabrication, INC. | Springfield | OH | — | ◇ UNVERIFIED |
| STSacher Trust | Santa Ana | CA | — | ◇ UNVERIFIED |
| SMSac Manufacturing Company | Pittsburgh | PA | — | ◇ UNVERIFIED |
| SESacramento Engineering and Machine Works | Sacramento | CA | — | ◇ UNVERIFIED |
| SMSacre Machine Company, INC. | Huntington | WV | — | ◇ UNVERIFIED |
| SISadlak Innovative Design, LLC | Coventry | CT | — | ◇ UNVERIFIED |
| SMSaeger Machine & Welding, INC. | Harleysville | PA | — | ◇ UNVERIFIED |
| SESaeilo Enterprises | Worcester, City of | MA | — | ◇ UNVERIFIED |
| SCSaelens Corporation | Milwaukee | WI | — | ◇ UNVERIFIED |
| SCSaint Charles Tool & Die | Saint Charles | MO | — | ◇ UNVERIFIED |
| SMSalamon Manufacturing, INC. | New Britain | CT | — | ◇ UNVERIFIED |
| SMSalco Machine, INC. | Louisville | OH | — | ◇ UNVERIFIED |
| SCSam-duk CORP | Tamuning | GU | — | ◇ UNVERIFIED |
| SMSamson Metal and Machine, Inc. | Lakeland | FL | — | ◇ UNVERIFIED |
| SESandberg Enterprises, INC. | Mapleville | RI | — | ◇ UNVERIFIED |
| SMSandidge Machine Shop INC. | Dalton | GA | — | ◇ UNVERIFIED |
| SHSandy Hook Machine Shop | Sandy Hook | MS | — | ◇ UNVERIFIED |
| SCSanmina CORP | Newark | CA | — | ◇ UNVERIFIED |
| SSSanmina - Sci | Livermore | CA | — | ◇ UNVERIFIED |
| SCSanta Clara Campus Property Owner LLC | Santa Clara | CA | — | ◇ UNVERIFIED |
| SFSanta Fe Custom Works LLC | Albuquerque | NM | — | ◇ UNVERIFIED |
| SMSarduccis Metal Works, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| SISarelle Industries INC | Rogers | MN | — | ◇ UNVERIFIED |
| SISatterfield INC. | Alexander City | AL | — | ◇ UNVERIFIED |
| SBSaturn Bronze, INC. | Mcmechen | WV | — | ◇ UNVERIFIED |
| SISaulsbury Industries INC | Clackamas | OR | — | ◇ UNVERIFIED |
| SMSault Machine Works | Sault Sainte Marie | MI | — | ◇ UNVERIFIED |
| SESavage Enterprises LLC | Omaha | NE | — | ◇ UNVERIFIED |
| SCSavannah Company | Waunakee | WI | — | ◇ UNVERIFIED |
| SISbpj INC. D/b/a Damar Manufacturing | Tulsa | OK | — | ◇ UNVERIFIED |
| SISbs Industries | Tulsa | OK | — | ◇ UNVERIFIED |
| SSScf Specialty Fabricators, INC. | Calera | AL | — | ◇ UNVERIFIED |
| SMSchaffer Machine INC | Brandon | MN | — | ◇ UNVERIFIED |
| SSSchaffer Specialty Welding, INC. | Milltown | WI | — | ◇ UNVERIFIED |
| SMSchaffner Machine CO. | Berkeley | MO | — | ◇ UNVERIFIED |
| SLSchearerspeed LLC | Reading | PA | — | ◇ UNVERIFIED |
| SLSchilson Legacy Properties LLC | Goodyear | AZ | — | ◇ UNVERIFIED |
| SISchmidt Industries INC | Bay City | MI | — | ◇ UNVERIFIED |
| SMSchmidt Manufacturing INC | Alexandria | MN | — | ◇ UNVERIFIED |
| SMSchmidt-riffer Metalcrafts, INC. | Kansas City | MO | — | ◇ UNVERIFIED |
| SESchram Enterprises, INC. | Melrose Park | IL | — | ◇ UNVERIFIED |
| SISchuette, Inc. | Rothschild | WI | — | ◇ UNVERIFIED |
| SMSchultz Mfg INC | Oregon City | OR | — | ◇ UNVERIFIED |
| SPSchutz Precision Machining LLC | Salem | UT | — | ◇ UNVERIFIED |
 Schwoeppe Machine & Tool | Marthasville | MO | — | ◇ UNVERIFIED |
| SEScientific Engineering, INC. I | Salina | KS | — | ◇ UNVERIFIED |
| SRScientific Research CO | Portland | OR | — | ◇ UNVERIFIED |
| SRScientific Research CO | Portland | OR | — | ◇ UNVERIFIED |
| STScientific Tool, INC. | New Stanton | PA | — | ◇ UNVERIFIED |
| SIScmg, INC. | Florence | AL | — | ◇ UNVERIFIED |
| SIScoggins Industrial Inc | Sharpsburg | NC | — | ◇ UNVERIFIED |
| SWScoggins Welding & Machine Shop | Petal | MS | — | ◇ UNVERIFIED |
| STScotia Tool and Machine INC. | San Leandro | CA | — | ◇ UNVERIFIED |
| SCScott C. McKenzie | San Jose | CA | — | ◇ UNVERIFIED |
| SEScreaming Eagle Machine Corp. | West Springfield | MA | — | ◇ UNVERIFIED |
| SMScrew Machine CO of Elkhorn | Elkhorn | WI | — | ◇ UNVERIFIED |
| SAScroggins a 1 Repair | Troy | AL | — | ◇ UNVERIFIED |
| SDS&D Developing Company, LLC | Kent | WA | — | ◇ UNVERIFIED |
| SMSds Machining INC | Clackamas | OR | — | ◇ UNVERIFIED |
| SCSeattle City Mercer Corridor | Seattle | WA | — | ◇ UNVERIFIED |
| SMSeco Machine | North Canton | OH | — | ◇ UNVERIFIED |
| SDSecondary Development and Research, INC. | Ridgway | PA | — | ◇ UNVERIFIED |
| SSSecondary Solutions, Inc. | Rockford | IL | — | ◇ UNVERIFIED |
| SISematco, INC. | Roanoke | VA | — | ◇ UNVERIFIED |
| SPSemco Precision, INC. | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| SPSemon Production Machining, Inc., Doug | Shreveport | LA | — | ◇ UNVERIFIED |
| SWSensor Werks | Columbus | OH | — | ◇ UNVERIFIED |
| SPSerbin Precision Machining LLC | Saint Peters | MO | — | ◇ UNVERIFIED |
| SMSerley Manufacturing Company INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| SLSerra Laser Precision, LLC | Libertyville | IL | — | ◇ UNVERIFIED |
| SGService Grinding & Sharpening INC | Blaine | MN | — | ◇ UNVERIFIED |
| SPServitech Precision Machining Corporation | Baldwin Park | CA | — | ◇ UNVERIFIED |
| SMSewell Machine Shop | Dallas | GA | — | ◇ UNVERIFIED |
| SESeychelle Environmental Technologies | San Juan Capistrano | CA | — | ◇ UNVERIFIED |
| SBSgjb Business Holdings INC Dba Progressive Enginee | Lino Lakes | MN | — | ◇ UNVERIFIED |
| SASGSM Auto Care Corp | Fort Worth | TX | — | ◇ UNVERIFIED |
| SEShackelford Equipment Company | Plainview | TX | — | ◇ UNVERIFIED |
| SMShackelford Machine INC | Clearwater | KS | — | ◇ UNVERIFIED |
| SMShaffer Manufacturing | Urbana | OH | — | ◇ UNVERIFIED |
| SVShared Vision LLC | Warren | MI | — | ◇ UNVERIFIED |
| SGSharp Grinding CO INC | West Springfield | MA | — | ◇ UNVERIFIED |
| SSSharp Steel Rule Die INC. | Emmaus | PA | — | ◇ UNVERIFIED |
| SPShattuck Precision Machining CO INC | Westford | MA | — | ◇ UNVERIFIED |
| SAShaw Alloy Piping Products, LLC | Houma | LA | — | ◇ UNVERIFIED |
| SMShed Metalworks, LLC | Cunningham | KY | — | ◇ UNVERIFIED |
