| BRBert R Huncilman and Son INC | New Albany | IN | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BBBetter Bilt Sheet Metal LLC | San Antonio | TX | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMBetter Maintenance Sheet Metal CORP. | Newburyport | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMB.g. Metals, INC. | San Antonio | TX | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BTBh Tank Works INC Dba Bh Tank INC | Madera | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
 Blackman, INC. | New Franken | WI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BRBlack Rock Venture LLC | Phoenix | AZ | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BIBliss Industries INC | Fremont | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BBBlue Bird Realty LLC | Linden | NJ | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BDBlue Diamond Sheet Metal, Inc. | Medford | NY | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BWBlue Water Fabricators INC | Shelby Township | MI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMB & M Metal Works | Catoosa | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMBob's Metal Shop LLC | Mesa | AZ | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BSBohnert Sheet Metal & Roofing CO. | Miami | FL | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMBombard Mechanical, LLC | Las Vegas | NV | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BIBonland Industries, INC. | Philadelphia | PA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BPBoss Precision LTD. | Spencerport | NY | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMBp Metals LLC | Blaine | MN | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BEBreshears Enterprises, INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMBridge Metal Industries LLC | Mount Vernon | NY | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BIBrotech INC. | Payson | UT | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BWBrown Welding Company | Laurel | MD | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BLBryanAprilbuilding LLC | Ogden | UT | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BSBryant Sheet Metal, INC. | Hanover | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BFBt Fab | Sparks | NV | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BTB & T Metal Works, INC. | Ocala | FL | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMBulling Metal Works, INC. | San Leandro | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BRBull Run Metal Fabricators & Engineers INC | Clinton | TN | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BRBull Run Metal, INC. | Manassas | VA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CSCabell Sheet Metal, INC | Ceredo | WV | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CMCabrac Mfg | San Fernando | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CMCalco Metal Works, INC. | Lubbock | TX | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CSCalcor Space Fac INC | Whittier | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CMCalhm Metals INC Dba Weld-kraft | St Louis Park | MN | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CACalifornia Air Conveying LLC | Paramount | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CBCalifornia Business Environments, Inc | Morgan Hill | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CCCalifornia Chassis INC | Anaheim | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CFCalifornia Fabrication | Canoga Park | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CSCalifornia Sheet Metal INC | Sacramento | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CSCampo Sheet Metal Works, INC. | Houston | TX | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CMCanam Metal Prod | San Bernardino | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CPCanopies Plus, INC. | Eufaula | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CCCapital City Culvert Corporation | Madison | WI | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CCaptiveaire | Englewood | OH | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| C3Captiveaire 360 Youngsville Addition | Youngsville | NC | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CSCardinal Sheet Metal INC | Riverside | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CFCarl Fisher Co., INC. | Springfield | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CRCarpenter's Roofing & Sheet Metal, INC. | West Palm Beach | FL | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CICartel Industries LLC | Irvine | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CSCarver Sheet Metal Works, Inc. | Salt Lake City | UT | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
