 Brooks Industrial Marketplace | Fontana | CA | — | ◇ UNVERIFIED |
| BWBrooks Welding, INC. | Valdosta | GA | — | ◇ UNVERIFIED |
| BIBrotech INC. | Payson | UT | — | ◇ UNVERIFIED |
| BMBrothers Machining CORP | Mansfield | MA | — | ◇ UNVERIFIED |
| BEBrown Equipment & Machine Company, INC | Morgantown | WV | — | ◇ UNVERIFIED |
| BGBrown Gates CO LLC | Liberty | KY | — | ◇ UNVERIFIED |
| BHBrown Hawk LLC Dba Northern Lights Steel Fab | North Branch | MN | — | ◇ UNVERIFIED |
| BCBrown's Certified Welding INC | Bristol | VT | — | ◇ UNVERIFIED |
| BGBrown's Greens | Brooksville | ME | — | ◇ UNVERIFIED |
| BMBrowns Machine & Hydraulic Corporation | Eugene | OR | — | ◇ UNVERIFIED |
| BWBrown Welding Company | Laurel | MD | — | ◇ UNVERIFIED |
| BDBruce & Dana Wholesale INC | Salem | OR | — | ◇ UNVERIFIED |
| BLBruemanchew, LLC | Blanchester | OH | — | ◇ UNVERIFIED |
| BIBrunn Industries/Machined Parts, Inc. | Anoka | MN | — | ◇ UNVERIFIED |
| BIBrunn Industries Machined Parts INC | Nowthen | MN | — | ◇ UNVERIFIED |
| BEBrunton Enterprises | Universal City | CA | — | ◇ UNVERIFIED |
| BMBrw Metal Industries, LLC | Houston | TX | — | ◇ UNVERIFIED |
| BABryan A. Bach | Fremont | CA | — | ◇ UNVERIFIED |
| BLBryanAprilbuilding LLC | Ogden | UT | — | ◇ UNVERIFIED |
| BFBryant Fuel & Power Systems INC | Bakersfield | CA | — | ◇ UNVERIFIED |
| BMBryant Mfg of Wny | Buffalo | NY | — | ◇ UNVERIFIED |
| BSBryant Sheet Metal, INC. | Hanover | MA | — | ◇ UNVERIFIED |
| BIBrzozka Industries INC. | Holbrook | NY | — | ◇ UNVERIFIED |
| BDBs Desgins INC | Santee | CA | — | ◇ UNVERIFIED |
| BMBSMH MACHINING, a California Corporation | Santa Clara | CA | — | ◇ UNVERIFIED |
| BPBta Plant #3 | Wellford | SC | — | ◇ UNVERIFIED |
| BMBtd Manufacturing INC | Detroit Lakes | MN | — | ◇ UNVERIFIED |
| BMBtd Manufacturing INC | Lakeville | MN | — | ◇ UNVERIFIED |
| BFBt Fab | Sparks | NV | — | ◇ UNVERIFIED |
| BTB & T Metal Works, INC. | Ocala | FL | — | ◇ UNVERIFIED |
| BTB & T Oilfield Products | Broussard | LA | — | ◇ UNVERIFIED |
| BKBuck Kreihs Marine Repair LLC | New Orleans | LA | — | ◇ UNVERIFIED |
| BMBuck Machine Tool INC | Wyoming | MN | — | ◇ UNVERIFIED |
| BLBudd Lake Machine & Tool, INC. | Mount Bethel | PA | — | ◇ UNVERIFIED |
| BSBuffalo Structural Steel, INC. | Titusville | PA | — | ◇ UNVERIFIED |
| BFBuilders Firstsource - Southeast Group, LLC | Shelby | AL | — | ◇ UNVERIFIED |
| BMBuilders Metal Supply | Louisville | KY | — | ◇ UNVERIFIED |
| BSBuilders Steel Company | Kansas City | MO | — | ◇ UNVERIFIED |
| BSBuilders Steel Company | Overland Park | KS | — | ◇ UNVERIFIED |
| BSBuilders Steel INC / 1924 S 49th W Ave Steel Fab Shop | Tulsa | OK | — | ◇ UNVERIFIED |
| BEBuilding Envelope Systems | Plainville | MA | — | ◇ UNVERIFIED |
| BLBuiltrite LLC Dba Builtrite Manufacturing | Two Harbors | MN | — | ◇ UNVERIFIED |
| BWBulldog Welding and Specialties LLC | The Dalles | OR | — | ◇ UNVERIFIED |
| BMBulling Metal Works, INC. | San Leandro | CA | — | ◇ UNVERIFIED |
| BRBull Run Machine & Wldg Co* | Knoxville | TN | — | ◇ UNVERIFIED |
| BRBull Run Metal Fabricators & Engineers INC | Clinton | TN | — | ◇ UNVERIFIED |
| BRBull Run Metal, INC. | Manassas | VA | — | ◇ UNVERIFIED |
| BABunning Automotive Machine Shop, LLC | Demotte | IN | — | ◇ UNVERIFIED |
| BABurke and Company, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| BCBurmeister Challenge Property LLC | Concord | CA | — | ◇ UNVERIFIED |
| BSBurner Sheet Metal, LLC | El Cajon | CA | — | ◇ UNVERIFIED |
| BPBurnett Property Management, LC | Tremonton | UT | — | ◇ UNVERIFIED |
| BMBurns Machinery, INC. | Minden | NV | — | ◇ UNVERIFIED |
| BTBurr Technology INC | Little Canada | MN | — | ◇ UNVERIFIED |
 Burton Industries INC. | Mentor | OH | — | ◇ UNVERIFIED |
| BIBusby International | Moses Lake | WA | — | ◇ UNVERIFIED |
| BBusche | Albion | IN | — | ◇ UNVERIFIED |
| BIBusch Iron & Steel CO INC | Knoxville | TN | — | ◇ UNVERIFIED |
| BPBusch Precision, INC | Hartford | WI | — | ◇ UNVERIFIED |
| BPBushe Performance Group Dba Mobex Global - Plant 6 | Albion | IN | — | ◇ UNVERIFIED |
| BFButler Forge & Metal Works | East Butler | PA | — | ◇ UNVERIFIED |
 Butler Machine, INC. | Bellefonte | PA | — | ◇ UNVERIFIED |
| BPButler Precision Components, INC. | Union Grove | AL | — | ◇ UNVERIFIED |
| BTButler Tool, Inc. | Butler | WI | — | ◇ UNVERIFIED |
| BMBve Marlborough | Marlborough | MA | — | ◇ UNVERIFIED |
| BCBventura CORP. | Pasadena | TX | — | ◇ UNVERIFIED |
| BGB-w Grinding Services | Houston | TX | — | ◇ UNVERIFIED |
| BHBw Hvac Operations LLC | Portland | OR | — | ◇ UNVERIFIED |
| BWB & W Manufacturing Company | Tulsa | OK | — | ◇ UNVERIFIED |
| BWBw Welding INC | Hutchinson | MN | — | ◇ UNVERIFIED |
| BBBy-Design Black Oxide and Tool, LLC | Valdese | NC | — | ◇ UNVERIFIED |
| BHByrd Holding Company | Springdale | AR | — | ◇ UNVERIFIED |
| BTByrne Tool and Design INC. | Rockford | MI | — | ◇ UNVERIFIED |
| BMByson Manufacturing INC | Corona | CA | — | ◇ UNVERIFIED |
| BRBZB Realty LLC | Warrensville Heights | OH | — | ◇ UNVERIFIED |
| CSC4 Steel Solutions LLC | Elkhart | TX | — | ◇ UNVERIFIED |
| CWC4 Welding INC | Sauk Rapids | MN | — | ◇ UNVERIFIED |
| CACa Army National Guard - Camp Roberts Mates | San Miguel | CA | — | ◇ UNVERIFIED |
| CSCabell Sheet Metal and Roofing, INC. | Ceredo | WV | — | ◇ UNVERIFIED |
| CMCable Machine INC | Griffin | GA | — | ◇ UNVERIFIED |
| CMCabrac Mfg | San Fernando | CA | — | ◇ UNVERIFIED |
| CMCactus Metalworks INC. | Hesperia | CA | — | ◇ UNVERIFIED |
| CVCactus Varied Industries LLC | Amarillo | TX | — | ◇ UNVERIFIED |
| CDCA Design, LLC | Proctor | AR | — | ◇ UNVERIFIED |
| CCCadillac Culvert INC | Cadillac | MI | — | ◇ UNVERIFIED |
| COCadillac Ornamental Iron Mfg | Oxford | MI | — | ◇ UNVERIFIED |
| CFCain Fabrication and Machine, LLC | Wexford | PA | — | ◇ UNVERIFIED |
| CMCajah's Machine - Flexible Products, LLC | Lenoir | NC | — | ◇ UNVERIFIED |
| CFCajun Fabricators & Rentals, INC. | Kaplan | LA | — | ◇ UNVERIFIED |
| CRCalbob Realty Corporation | Indianapolis | IN | — | ◇ UNVERIFIED |
| CICalbrandt INC | Delano | MN | — | ◇ UNVERIFIED |
| CCCal Coast Manufacturing INC | Turlock | CA | — | ◇ UNVERIFIED |
| CMCalco Metal Works, INC. | Lubbock | TX | — | ◇ UNVERIFIED |
| CSCalcor Space Fac INC | Whittier | CA | — | ◇ UNVERIFIED |
| CDCal-Craft Design International Inc | San Bernardino | CA | — | ◇ UNVERIFIED |
| CCCalculated Custom Metal Works LLC | Oakwood Village | OH | — | ◇ UNVERIFIED |
| CCCal Customs Fabrications LLC | Bakersfield | CA | — | ◇ UNVERIFIED |
| CMCaldwell Manufacturing | Lockhart | TX | — | ◇ UNVERIFIED |
| CTCaldwell Tanks | Louisville | KY | — | ◇ UNVERIFIED |
| CCalfabco | South El Monte | CA | — | ◇ UNVERIFIED |
