| SMSPVG Marinette | Marinette | WI | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| SStafco | Columbia City | IN | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| TFTaco Fall River | Fall River | MA | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| TATank and Vessel Builders Inc | Baird | TX | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| TTTank Technology, inc. | Princeton | WI | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| TOTex-Ok-Kan Oilfield Services LLC West | Garden City | KS | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| TMTitan Metal Industries, Inc. | Camarillo | CA | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| TSTomco Systems | Loganville GA | GA | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| TCTri-nuclear CORP. | Troy | NY | Fabricated Metal Product Manufacturing332420 | — | ◐ LIKELY ACTIVE |
| TPTulsa Pressure Vessels, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| UAUnited Alloy Texas (UAT) | Seguin | TX | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| VTVessel Technology/CladTec | Longview | TX | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| WPWalton Process Technologies, Inc. | Mansfield | TX | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WVWard Vessel And Exchanger | Charlotte | NC | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WVWard Vessel & Exchanger Corp | Houston | TX | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WIWesterman Inc. - Tulsa | Catoosa | OK | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WTWheeler Tank Manufacturing, Inc. | Sioux Falls | SD | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WWinbco | Ottumwa | IA | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WWitherup | Kennerdell | PA | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WCWorthington Cylinders Jefferson | Jefferson | OH | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
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| WMWright Metal Products Crates Daleville | Daleville | IN | Fabricated Metal Product Manufacturing332420 | 1-19 | ◐ LIKELY ACTIVE |
| WMWright Metal Products Crates Mayville | Mayville | WI | Fabricated Metal Product Manufacturing332420 | 1-19 | ◐ LIKELY ACTIVE |
| WMWright Metal Products Crates Rome | Rome | GA | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WMWright Metal Products Crates Waco | Waco | TX | Fabricated Metal Product Manufacturing332420 | 1-19 | ◐ LIKELY ACTIVE |
| WEW.W. Engineering | Chicago | IL | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WTWW Tank & Vessel | Pampa | TX | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| YEYoung Engineering & Manufacturing, INC. | Las Vegas | NV | Fabricated Metal Product Manufacturing332420 | — | ◐ LIKELY ACTIVE |
| ASAmerican Structures, INC. | Menomonie | WI | Fabricated Metal Product Manufacturing332420 | — | ◐ LIKELY ACTIVE |
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| JAJ and a Welding Services, INC. | Oxnard | CA | Fabricated Metal Product Manufacturing332420 | — | ◐ LIKELY ACTIVE |
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| 3D3 D Manufacturing, INC | Sapulpa | OK | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 3D3 D Manufacturing, INC | Sand Springs | OK | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
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| HEHamilton Engineering Company INC. | Livonia | MI | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| MFMetalcraft Fabrication INC | Portland | OR | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| MFMj&h Fabrication INC. | Ponca City | OK | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| PIPcl Industrial Services INC | Bakersfield | CA | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
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| 1M107616 - Moon Fabricating Corporation | Kokomo | IN | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 1C128192 - Columbiana Hi Tech, LLC | Greensboro | NC | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 1C129138 - Columbiana Hi Tech, LLC | Hollister | NC | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 3P317705238 - Portland Kettle Works LLC | Portland | OR | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 3M317707429 - Metalcraft Fabrication INC | Portland | OR | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 3O317712596 - Oak Street Tank & Steel INC | Ashland | OR | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 3F317713172 - Fort Knox Mailbox LLC | Grants Pass | OR | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 5B56342 - Boyd Service, INC. | Catlettsburg | KY | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
56471 - Phoenix Fabricators and Erectors INC | Nicholasville | KY | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |