Stacy Machine & Tooling INC | Broomfield | CO | — | ● ACTIVE |
| SCStageright CORP | Clare | MI | — | ● ACTIVE |
Stairassist Walker, INC. | Scituate | MA | — | ● ACTIVE |
Standard Biotools INC | South San Francisco | CA | — | ● ACTIVE |
Standard Die International, INC | Livonia | MI | — | ● ACTIVE |
Standard Fusee CORP | Peru | IN | — | ● ACTIVE |
| SIStandard Imaging INC | Middleton | WI | — | ● ACTIVE |
| SEStanley Engineered Fastening LLC | Stanfield | NC | 20–99 | ● ACTIVE |
Stanley Engineering Company, LLC | Glen Burnie | MD | — | ● ACTIVE |
Stanley Machining & Tool CORP | Carpentersville | IL | 100–499 | ● ACTIVE |
Stanron CORP | Fort Lauderdale | FL | — | ● ACTIVE |
| SCStar Cryoelectronics, LLC | Santa Fe | NM | — | ● ACTIVE |
Starfire CORP | Carrolltown | PA | — | ● ACTIVE |
| SLStarkey Laboratories INC | Eden Prairie | MN | — | ● ACTIVE |
Starlite Diversified INC | Meadville | PA | — | ● ACTIVE |
| SCSteel City, INC | Panama City | FL | — | ● ACTIVE |
Steel-craft CORP. of Hartford | Hartford | WI | — | ● ACTIVE |
Steel Fab, INC. | Arlington | WA | — | ● ACTIVE |
Steelfab, INC. | Florence | SC | — | ● ACTIVE |
Steelhead Metal CORP | Nampa | ID | — | ● ACTIVE |
Steel Service Corporation | Flowood | MS | — | ● ACTIVE |
Steelstran Industries, INC | Avenel | NJ | — | ● ACTIVE |
| SVSteel Ventures, INC. | Greenup | KY | 20–99 | ● ACTIVE |
Steelville Manufacturing CO | Steelville | MO | — | ● ACTIVE |
Stellar Industries LLC | Nappanee | IN | — | ● ACTIVE |
Stephens Precision, INC | Bradford | VT | — | ● ACTIVE |
Stepn Components, LLC | Huntington Beach | CA | — | ● ACTIVE |
Stereo Optical Company, INC | Chicago | IL | — | ● ACTIVE |
Sterling Machine Technologies, INC. | Palmyra | PA | 20–99 | ● ACTIVE |
Sterling Precision, LLC | Clinton | MA | — | ● ACTIVE |
| SRSterling Rope Company, INC. | Biddeford | ME | 20–99 | ● ACTIVE |
Stevens Aviation, INC | Greenville | SC | — | ● ACTIVE |
Stewart-amos Steel, INC | Harrisburg | PA | — | ● ACTIVE |
Still Waters Metal Fab LLC | Spokane Valley | WA | — | ● ACTIVE |
Stines' Machine, INC. | Vista | CA | — | ● ACTIVE |
Stitch Logo, INC | Clearwater | FL | — | ● ACTIVE |
| SBStone Bridge Iron and Steel INC | Gansevoort | NY | 20–99 | ● ACTIVE |
Storage & Handling Systems, INC. | North Plains | OR | — | ● ACTIVE |
Straight Street LLC | Kent | OH | — | ● ACTIVE |
Straitek, LLC | Danbury | CT | — | ● ACTIVE |
| SLStrapworks LLC | Eugene | OR | — | ● ACTIVE |
| SWStrasser Woodenworks | Woodinville | WA | 20–99 | ● ACTIVE |
Straton Industries, INC. | Stratford | CT | — | ● ACTIVE |
Streamline Plastics, INC. | Ogden | UT | — | ● ACTIVE |
Strem Chemicals INC | Newburyport | MA | — | ● ACTIVE |
| SMStrickland Machine Company, LLC | Richmond | VA | 1–19 | ● ACTIVE |
Strohwig Industries, INC. | Richfield | WI | 100–499 | ● ACTIVE |
Strom Manufacturing, LLC | North Plains | OR | — | ● ACTIVE |
Strube INC | Marietta | PA | — | ● ACTIVE |
Structural Diagnostics, INC. | Camarillo | CA | — | ● ACTIVE |
Struers INC | Westlake | OH | — | ● ACTIVE |
Stryker Sales, LLC | San Jose | CA | — | ● ACTIVE |
Stryker Sales, LLC | Fremont | CA | — | ● ACTIVE |
Sts Steel, INC. | Schenectady | NY | 20–99 | ● ACTIVE |
Sturdy CORP | Wilmington | NC | — | ● ACTIVE |
Suhm Spring Works, INC. | Houston | TX | 100–499 | ● ACTIVE |
Sulzer Machine & Manufacturing INC | Mosinee | WI | — | ● ACTIVE |
Sumitomo (shi) Cryogenics of America INC | Allentown | PA | — | ● ACTIVE |
Summit Machine Solutions LLC | Akron | OH | — | ● ACTIVE |
Summit Machining Co., LTD. | Mogadore | OH | — | ● ACTIVE |
Summit Medical, LLC | Eagan | MN | — | ● ACTIVE |
| SPSummit Polymers, INC - Syntech Plant | Sturgis | MI | 100–499 | ● ACTIVE |
Sun Badge CO. | Ontario | CA | — | ● ACTIVE |
Sundial Industries, INC. | Sun Valley | CA | — | ● ACTIVE |
Sun Nuclear CORP. | Melbourne | FL | — | ● ACTIVE |
Superabrasives INC | Wixom | MI | — | ● ACTIVE |
Superbolt INC | Clinton | PA | 100–499 | ● ACTIVE |
Superb Solutions for You, INC | Waverly | VA | — | ● ACTIVE |
Superior Handling Equipment, LLC | Ormond Beach | FL | — | ● ACTIVE |
Superior Jig INC | Anaheim | CA | — | ● ACTIVE |
Superior Machining and Fabrication INC | Muenster | TX | — | ● ACTIVE |
Superior Motion Controls, INC. | Farmingdale | NY | — | ● ACTIVE |
Superior Plastics, INC. | Fort Worth | TX | — | ● ACTIVE |
Superior Precision Sheet Metal CORP. | Colorado Springs | CO | — | ● ACTIVE |
Superior Signal Company LLC | Old Bridge | NJ | — | ● ACTIVE |
Superior Steel INC | Knoxville | TN | — | ● ACTIVE |
Superior Steel, LLC | Eugene | OR | — | ● ACTIVE |
Superior Trademark INC. | Waldwick | NJ | — | ● ACTIVE |
| SWSuperior Woodcraft INC | Doylestown | PA | 20–99 | ● ACTIVE |
Super Sky Products Enterprises, LLC | Mequon | WI | 20–99 | ● ACTIVE |
Supreme Integrated Technology, INC. | New Orleans | LA | — | ● ACTIVE |
Surface Combustion INC | Maumee | OH | — | ● ACTIVE |
Surface Engineering Specialties | Sunnyvale | CA | 20–99 | ● ACTIVE |
| SOSurface Optics Corporation | San Diego | CA | 20–99 | ● ACTIVE |
Surfacide, LLC | Waukesha | WI | — | ● ACTIVE |
Surgentec, LLC | Boca Raton | FL | — | ● ACTIVE |
Surgibox INC. | Cambridge | MA | — | ● ACTIVE |
Surgilum LLC | Wilmington | NC | — | ● ACTIVE |
Surgimark, INC. | Yakima | WA | — | ● ACTIVE |
Survival Innovations, LLC | Mills River | NC | 20–99 | ● ACTIVE |
Sutter Instrument CORP | Novato | CA | — | ● ACTIVE |
Suture Tech, INC. | Durham | NC | — | ● ACTIVE |
Swanson Erie Corporation | Erie | PA | — | ● ACTIVE |
Swanton Welding & Machining CO INC | Swanton | OH | — | ● ACTIVE |
Swarco Industries, LLC | Columbia | TN | — | ● ACTIVE |
Sweetbio, INC. | Memphis | TN | — | ● ACTIVE |
Swift Industries, INC. | Suwanee | GA | 20–99 | ● ACTIVE |
| SPSwiss Precision Products, INC. | North Oxford | MA | 1–19 | ● ACTIVE |
| SISwissturn/usa, INC. | Oxford | MA | 20–99 | ● ACTIVE |
S & W Machine Shop, INC | New Iberia | LA | — | ● ACTIVE |