| KSKff Supply, INC. | Centralia | IL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
 Kinetic Systems, INC. | Frederick | MD | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| KKK & K Supply | Lubbock | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LAL a Burnhart INC | Brighton | MI | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LFLasco Fittings, INC. | Orlando | FL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LELeading Edge Group, INC. | Rockford | IL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LPLeroy Plastics INC. | Le Roy | NY | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LRLicking River Castings | Falmouth | KY | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LGLinde Gas & Equipment INC | Fresno | CA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| LALoftis Alumi-tec INC | Grand Haven | MI | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
 L & R Manufacturing Co., INC. | Worcester | MA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MBMetro Boiler Tube Company, INC. | Gonzales | LA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MMMichigan Magna INC | Romulus | MI | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MMMidland Mechanical, INC. | Billings | MT | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MPMitchell Piping, LLC | Hartville | OH | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MSMontana Sulphur and Chemical Company | Billings | MT | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MRMontgomery Roessing Company | Pittsburgh | PA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| MEMps Enterprises | Hobbs | NM | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| NSNavasota Site | Navasota | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| NCNew Century Industries | Industry | CA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| NGNov Grant Prideco | Navasota | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| OAO-flex Automotive INC | Murfreesboro | TN | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| OPOk Pipe & Fittings,inc. | Kingwood | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| OTOmk Tube Miller Rd 2 | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| OEOrion Enterprises INC | Kansas City | KS | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PPPaulsen Pipe, LLC | South Holland | IL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PCPerformance Contractors, INC | Plaquemine | LA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PCPerformance Contractors, INC. - Mobile Fabrication Facility | Theodore | AL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PSPetro Service & Supply CO INC | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PHPG Holdings LLC | Alexander | ND | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PWPipeline Works, INC. | El Monte | CA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PAPlant and Flanged Equipment LLC | Blaine | MN | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PUPlasson USA | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PPPowerseal Pipeline Products Corporation | Wichita Falls | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PCPrecision Cutoff, LLC | Holland | OH | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PIPrecision Industrial Piping, LLC | Batavia | OH | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PPPrecision Piping and Fabrication LLC | Freeport | IL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PSPrecision Spiral Pipe CO | Burleson | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PSProduct Solutions Inc. | Anaheim | CA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| PEPrompt Engineering Systems | Wathena | KS | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| QFQuality Fabricators LLC | Barrington | NH | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| QPQuality Precast Solutions LLC | Cape Coral | FL | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| QMQuest Manufacturing, Inc. | Orchard Park | NY | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| RFRam Fiberglass INC | Chino | CA | Plastics and Rubber Products Manufacturing326122 | — | ◇ UNVERIFIED |
| RMRilco Manufacturing | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| RIR&k Industrial Products INC | Richmond | CA | Primary Metal Manufacturing331524 | — | ◇ UNVERIFIED |
| RIRobinson Industrial | Orange | CA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| RTRochester Tube Prod LTD | Shelby Twp | MI | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| RRRock River Fabrication | Grand Rapids | MI | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| RPRodriguez Pipe and Steel, INC. | Laredo | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
