| MBMarthon Blanchard Dba R & M Welding | Coats | NC | — | ◇ UNVERIFIED |
| MMMartin's Mobile Welding LLC | Stevenson | WA | — | ◇ UNVERIFIED |
| MWMason-Dixon Welding LLC | Hanover | PA | — | ◇ UNVERIFIED |
| MWMatthews Welding L.L.C. | Athens | PA | — | ◇ UNVERIFIED |
| MWMaverick Welding, LLC | Eagle Pass | TX | — | ◇ UNVERIFIED |
| MPMax Pittman Welding | Canton | GA | — | ◇ UNVERIFIED |
| MYMax Yely Welding, CORP | Miami | FL | — | ◇ UNVERIFIED |
| MRMckenzie Repair, INC. | Saint Paul | MN | — | ◇ UNVERIFIED |
| MRMc Rea CORP | Westland | MI | — | ◇ UNVERIFIED |
| MSMerlin Solar Technologies, INC | Fresno | CA | — | ◇ UNVERIFIED |
| MAMicro Arc Welding INC | Worcester | MA | — | ◇ UNVERIFIED |
| MIMidwest Ironworks, LLC | Horace | ND | — | ◇ UNVERIFIED |
| MSMidwest Stainless Technologies, LLC | Menomonie | WI | — | ◇ UNVERIFIED |
| MWMier Welding & Fabrication INC | Thornton | CO | — | ◇ UNVERIFIED |
| MWMilan Welding & Fabrication LLC | Merritt Island | FL | — | ◇ UNVERIFIED |
| MIMilark Industries, INC. | Mansfield | OH | — | ◇ UNVERIFIED |
| MMMilk Motorsports Fabrication LLC | Zanesville | OH | — | ◇ UNVERIFIED |
| MMMills Mobile Welding Service LLC | Harmony | NC | — | ◇ UNVERIFIED |
| MSMillwright Services | Fort Morgan | CO | — | ◇ UNVERIFIED |
| MSMj System, LLC | Opelika | AL | — | ◇ UNVERIFIED |
| MWMk Welding & Builds LLC | Fort Collins | CO | — | ◇ UNVERIFIED |
| MWMontemayor Welding | Dawn | TX | — | ◇ UNVERIFIED |
| MRM-tec Robotic Welding | Washington | PA | — | ◇ UNVERIFIED |
| MSM.t. Steel Fabricators INC. | New York | NY | — | ◇ UNVERIFIED |
| NHNew Hampshire Welding and Fabrication Inc | Boscawen | NH | — | ◇ UNVERIFIED |
| NANextgen Aero Support, Llc, a Delaware Corporation | Tolleson | AZ | — | ◇ UNVERIFIED |
| NSNH Steel Restoration LLC | Epping | NH | — | ◇ UNVERIFIED |
| NINorco, INC | Boise | ID | — | ◇ UNVERIFIED |
| NWNorthside Welding, LLC | Sauk Rapids | MN | — | ◇ UNVERIFIED |
| OAOkeeffe Acquisitions LLC | Salisbury | NC | — | ◇ UNVERIFIED |
| OIOxylance INC | Birmingham | AL | — | ◇ UNVERIFIED |
| PMPalmetto Mining INC. | Troup | TX | — | ◇ UNVERIFIED |
| PWPatton Welding | Kalkaska | MI | — | ◇ UNVERIFIED |
| PWPinet Welding, LLC | Manchester | NH | — | ◇ UNVERIFIED |
| PEPolaris Electronics LLC | Olathe | KS | — | ◇ UNVERIFIED |
| PWPreferred Welding LLC | Jenison | MI | — | ◇ UNVERIFIED |
| PPPrima Power Laserdyne LLC | Champlin | MN | — | ◇ UNVERIFIED |
| PMPrime Metal CORP. | Longwood | FL | — | ◇ UNVERIFIED |
| PWProfessional Welding Contractors | Abilene | TX | — | ◇ UNVERIFIED |
| PIPro-weld, INC | Avon Park | FL | — | ◇ UNVERIFIED |
| Q1Quality 1 Welding & Fab, Inc. | Elyria | OH | — | ◇ UNVERIFIED |
| QIQuality Inspection and Welding Serv | Odessa | TX | — | ◇ UNVERIFIED |
| RIRack-strap INC | Hubbard | OR | — | ◇ UNVERIFIED |
| RWRatchen Welding and Fabrication LLC | Tiffin | OH | — | ◇ UNVERIFIED |
| RWRcj Welding & Fabricating LLC | Carmel | NY | — | ◇ UNVERIFIED |
| RCR. C. Welding | Aubrey | TX | — | ◇ UNVERIFIED |
| RFRed Frog Fabrication LLC | Talent | OR | — | ◇ UNVERIFIED |
| RWRedHyl Welding, LLC | La Veta | CO | — | ◇ UNVERIFIED |
| RLR.e.d. Laser, INC. | Howell | MI | — | ◇ UNVERIFIED |
| RQReichs Quality Iron Works | Mankato | MN | — | ◇ UNVERIFIED |
| RERemanufactured Electrode Cap INC | Bear Lake | MI | — | ◇ UNVERIFIED |
| RPReworld Plymouth LLC | Conshohocken | PA | — | ◇ UNVERIFIED |
| RCRio Creek Fabrication and Repair, LLC | Algoma | WI | — | ◇ UNVERIFIED |
| RMR & M Welding | Fort Bragg | NC | — | ◇ UNVERIFIED |
 Roberts Welding Services LLC | Sayre | PA | — | ◇ UNVERIFIED |
| RMRojelio Maldonado | Dallas | TX | — | ◇ UNVERIFIED |
| RORomar Offshore Welding Services* | Moss Point | MS | — | ◇ UNVERIFIED |
| SAS and T Metal Works | Coffeyville | KS | — | ◇ UNVERIFIED |
| SJSan Jacinto Industrial LLC | La Porte | TX | — | ◇ UNVERIFIED |
| SMSanyo Machine America Corporation | Rochester Hills | MI | — | ◇ UNVERIFIED |
| SWSapps Welding & Radiation INC | Garner | NC | — | ◇ UNVERIFIED |
| SBS & B Power Tool Company | Houston | TX | — | ◇ UNVERIFIED |
| SSS.B. Southern Welding, L.L.C. | Waxahachie | TX | — | ◇ UNVERIFIED |
| SAScott Adams | Sonora | TX | — | ◇ UNVERIFIED |
| SISelectrode Industries | Aliquippa | PA | — | ◇ UNVERIFIED |
| SJS & J Design Weld and Fabrication LLC | Austin | TX | — | ◇ UNVERIFIED |
| SJS & J Design Weld and Fabrication LLC | Austin | TX | — | ◇ UNVERIFIED |
| SPSlz Performance | San Lorenzo | CA | — | ◇ UNVERIFIED |
| SSmockFab | Orland | CA | — | ◇ UNVERIFIED |
| SPSommer Products CO | Peoria | IL | — | ◇ UNVERIFIED |
| SCSouthwire Company LLC | Livermore | CA | — | ◇ UNVERIFIED |
| SCStoody Company | Richardsville | KY | — | ◇ UNVERIFIED |
| STS & T Welding CO INC | Pineville | WV | — | ◇ UNVERIFIED |
| SBSuperior Bucket Designs LLC | Glen Gardner | NJ | — | ◇ UNVERIFIED |
| SWSwanton Welding and Machining Co, INC. | Griffin | GA | — | ◇ UNVERIFIED |
| TCT & C Welder Service LLC | Calumet Park | IL | — | ◇ UNVERIFIED |
| TUTechniweld Usa, LLC. | Atlanta | GA | — | ◇ UNVERIFIED |
| TBTerry Brandl Welding, INC | Wharton | TX | — | ◇ UNVERIFIED |
| TWTK's Welding & Repair, LLC | West Fargo | ND | — | ◇ UNVERIFIED |
| TGTMK Group LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| TETorrent Ems | Orchard Park | NY | — | ◇ UNVERIFIED |
| TFTotal Freedom Industries LLC | Greeley | CO | — | ◇ UNVERIFIED |
| TTramco | Chattaroy | WV | — | ◇ UNVERIFIED |
| TSTrinity Steel Erection, INC | Fayetteville | NC | — | ◇ UNVERIFIED |
| TITriton Industries, INC. | Deep River | CT | — | ◇ UNVERIFIED |
| TLTRK Legacy Holdings, LLC | Wadsworth | OH | — | ◇ UNVERIFIED |
| TITrumpf INC. | Santa Clara | CA | — | ◇ UNVERIFIED |
| TTTruston Technologies INC. | Seaford | VA | — | ◇ UNVERIFIED |
| TWTrz Welding and Fabrication LLC | Grafton | OH | — | ◇ UNVERIFIED |
| TFTwo Frontiers Welding Supply | Weslaco | TX | — | ◇ UNVERIFIED |
| UWUebel's Welding LLC | New Phila | OH | — | ◇ UNVERIFIED |
| USUnited Services Group, LLC | Bangor | PA | — | ◇ UNVERIFIED |
| UIUniversal Ironworks, INC. | Prescott Valley | AZ | — | ◇ UNVERIFIED |
| UTUniversal Trailer | El Reno | OK | — | ◇ UNVERIFIED |
| USUSA Stencils Inc. | Garden Grove | CA | — | ◇ UNVERIFIED |
| UOUsdol Osha Lubbock | Abilene | TX | — | ◇ UNVERIFIED |
| UEUS Engineering Corporation Dba Jw Holdings LLC | Wyoming | MI | — | ◇ UNVERIFIED |
| VWValley Welders Supply INC Missoula | Missoula | MT | — | ◇ UNVERIFIED |
| VWVirg's Welding & Repair | Sioux Falls | SD | — | ◇ UNVERIFIED |
| VBVoestalpine Bohler Welding USA Technology LLC | Portage | IN | — | ◇ UNVERIFIED |
