| Metal Improvement Company, LLCLivermore, CA · UEI LY7YSS7NSNR7 | Livermore | CA | $14.4M |
| Advanced Heat Treat Corp. | Waterloo | IA | $1.32M |
| Braddock Metallurgical, Inc. | Jacksonville | FL | $487K |
| BG&S Peening And Consulting LLC | Ambridge | PA | $381K |
| Metal Improvement Company, LLCEast Windsor, CT · UEI KLN3U2TV9BL4 | East Windsor | CT | $69.5K |
| Hydro Honing Laboratories Inc. | East Hartford | CT | $65K |
| Empowering Technologies, Inc. | Trussville | AL | $46K |
| Applied Ultrasonics LLC | Union Grove | AL | $30.9K |
| General Metal Heat Treating Inc. | Cleveland | OH | $21.9K |
| Omley Industries, Inc. | Grants Pass | OR | $21.4K |
| Thermal-vac Technology, Inc. | Orange | CA | $14.9K |
| Vacu-braze, Inc. | Quakertown | PA | $14.2K |
| Kowalski Heat Treating Co. | Cleveland | OH | $9,926 |
| Bennett Heat Treating And Brazing Co. Inc. | Newark | NJ | $7,147 |
| Southwest Specialty Heat Treat Inc. | Wytheville | VA | $990 |
| Advanced Nitriding Solutions, LLC | Batesville | IN | $0 |
| Aht Inc.Chicora, PA · UEI CK5FD1WJ77Z5 | Chicora | PA | $0 |
| Aht Inc.Pell City, AL · UEI EXL5GD2YKKN3 | Pell City | AL | $0 |
| Applied Thermal Technologies Incorporated | Warsaw | IN | Subcontractor |
| Bodycote Imt, Inc. | Andover | MA | Subcontractor |
| Bodycote Thermal Processing Inc.Huntington Park, CA · UEI ETK8KE74WA97 | Huntington Park | CA | $0 |
| Bodycote Thermal Processing Inc.Fremont, CA · UEI F4YGSHPKHBG5 | Fremont | CA | $0 |
| Bodycote Thermal Processing Inc.Arlington, TX · UEI GRM5Y3W5GMK6 | Arlington | TX | Subcontractor |
| Bodycote Thermal Processing Inc.Fountain Inn, SC · UEI XEKQVLELF528 | Fountain Inn | SC | Subcontractor |
| Bodycote Thermal Processing, Inc.Vernon, CA · UEI C3YKRKLHWBV9 | Vernon | CA | $0 |
| Bodycote Thermal Processing, Inc.Roselle, NJ · UEI GB82K4E7KHW9 | Roselle | NJ | Subcontractor |
| Bodycote Thermal Processing, Inc.Dallas, TX · UEI J95TVUEDN877 | Dallas | TX | Subcontractor |
| Braddock Heat Treating Co. | Bridgewater | NJ | Subcontractor |
| Braddock Metallurgical Aerospace Services, Inc. | Boynton Beach | FL | $0 |
| Brazonics, Inc. | Durham | NH | Subcontractor |
| Byron Products, Inc. | Fairfield | OH | $0 |
| Certified Steel Treating Corp. | Vernon | CA | $0 |
| Dip Braze, Inc. | Sun Valley | CA | $0 |
| East Carolina Metal Treating Inc. | Raleigh | NC | $0 |
| Engineered Heat Treat, LLC | Madison Heights | MI | $0 |
| Evans Heat Treating Company | Huntingdon Valley | PA | $0 |
| Hercules Heat Treating Corp. | Brooklyn | NY | $0 |
| Honeycomb Products Services, LLC | Indianapolis | IN | Subcontractor |
| Induction Heat Treating Corp. | Crystal Lake | IL | $0 |
| Industrial Metal Treating Corp. | Wilmington | DE | $0 |
| International Metallurgical Services, LLC | Orange | CA | Subcontractor |
| Ktron Incorporated | Marlborough | MA | Subcontractor |
| L3harris Mas Inc. | Mirabel | QC | Subcontractor |
| Metal Improvement Company, LLCRomulus, MI · UEI MVV9M187KXT4 | Romulus | MI | Subcontractor |
| Metal Improvement Company, LLCIndianapolis, IN · UEI U52KNENS7LM7 | Indianapolis | IN | Subcontractor |
| Metal Improvement Company, LLCTwinsburg, OH · UEI VMWPU3DDMGG5 | Twinsburg | OH | Subcontractor |
| Metal Improvement Company, LLC. | Windsor | CT | $0 |
| MMS Thermal Processing, LLC | Davenport | IA | $0 |
| Modern Industries, Inc. | Erie | PA | $0 |
| National Peening, Inc. | Statesville | NC | $0 |
| Nevada Heat Treating, LLC | Newark | CA | Subcontractor |
| Norman D Hubele | Chandler | AZ | Subcontractor |
| Pacific Metallurgical, Inc. | Kent | WA | $0 |
| Paulo Products Co. | Saint Louis | MO | $0 |
| Phoenix Heat Treating, Inc. | Phoenix | AZ | Subcontractor |
| Pinson Valley Heat Treating Company, LLC | Pinson | AL | Subcontractor |
| Pressure Technology Inc. | Warminster | PA | $0 |
| Pressure Technology Of Ohio, Inc. | Concord Township | OH | $0 |
| Rex Heat Treat Lansdale Inc. | Lansdale | PA | Subcontractor |
| Solar Atmospheres Inc. | Souderton | PA | $0 |
| Solar Atmospheres Of California Inc. | Fontana | CA | Subcontractor |
| Solar Atmospheres Of Western Pennsylvania, Inc. | Hermitage | PA | Subcontractor |
| Stack Hip LLC | Albany | OR | Subcontractor |
| Superheat FGH Services Inc. | New Lenox | IL | $0 |
| Turbocam Energy Solutions, LLC | Barrington | NH | $0 |
| Winston Heat Treating, Inc. | Dayton | OH | Subcontractor |
| Cpp-steel Treaters, Inc. | Oriskany | NY | −$535 |
| Metal Improvement Company, LLCBlue Ash, OH · UEI EFGSFKFMSSC3 | Blue Ash | OH | −$17.7K |
