| BMBess Materials Testing and Inspection INC | Hayward | CA | — | ◇ UNVERIFIED |
| BDBest Diamond Plastics, LLC | Chicago | IL | — | ◇ UNVERIFIED |
| BFBest-way Fabricating INC | Saint Joseph | MN | — | ◇ UNVERIFIED |
| BWBet-mac Wilson Steel, INC. | Creedmoor | NC | — | ◇ UNVERIFIED |
| BBBetter Bilt Sheet Metal LLC | San Antonio | TX | — | ◇ UNVERIFIED |
| BBBetter Built Structures, LLC | Sapulpa | OK | — | ◇ UNVERIFIED |
| BBBetter Burglar Bars INC. | Houston | TX | — | ◇ UNVERIFIED |
| BEBetter Earth LLC | Chicago | IL | — | ◇ UNVERIFIED |
| BLBetter Living Components, INC. | Charlottesville | VA | — | ◇ UNVERIFIED |
| BMBetter Maintenance Sheet Metal CORP. | Newburyport | MA | — | ◇ UNVERIFIED |
| BCBevel Corporation | Sulphur | LA | — | ◇ UNVERIFIED |
| BSBeyond Steel Fabrication LLC | Redlands | CA | — | ◇ UNVERIFIED |
| BCBFH Construction | Batavia | NY | — | ◇ UNVERIFIED |
| BGB & G International INC. | Newark | NJ | — | ◇ UNVERIFIED |
| BABgm America INC | Marion | SC | — | ◇ UNVERIFIED |
| BMB.g. Metals, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| BIBhp, INC. | Milwaukee | WI | — | ◇ UNVERIFIED |
| BTBh Tank Works INC Dba Bh Tank INC | Madera | CA | — | ◇ UNVERIFIED |
| B3Big 3 Precision Products, INC. | Centralia | IL | — | ◇ UNVERIFIED |
| BCBig Cabin Group, INC. Dba Edgewood | Athol | ID | — | ◇ UNVERIFIED |
| BIB I G Enter. INC | South El Monte | CA | — | ◇ UNVERIFIED |
| BOBig Orange Gate CO LLC | Albany | KY | — | ◇ UNVERIFIED |
| BWBillington Welding & Mfg. | Modesto | CA | — | ◇ UNVERIFIED |
| BLBill Lake Home Constuction Corporation | Sprakers | NY | — | ◇ UNVERIFIED |
| BCBills Custom Fab | Alma | MI | — | ◇ UNVERIFIED |
| BCBills Custom Fab | East Lansing | MI | — | ◇ UNVERIFIED |
| BWBilly's Welding and Repair Service, INC. | Erwin | NC | — | ◇ UNVERIFIED |
| BPBiofab Products, INC. | Butler | PA | — | ◇ UNVERIFIED |
| BLBiomerics LLC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| BMBiopower Manufacturing LLC | Foley | AL | — | ◇ UNVERIFIED |
| BSBishop Steel Co, INC. | East Point | GA | — | ◇ UNVERIFIED |
| BCBkb Construction LP | Los Angeles | CA | — | ◇ UNVERIFIED |
| BPBk Plastics Industry, INC. | Odessa | FL | — | ◇ UNVERIFIED |
| BMBlackburn Mfg. CO. | Paso Robles | CA | — | ◇ UNVERIFIED |
| BDBlack Dog Consulting INC Dba Ch Yarber Constructio | Cheyenne | WY | — | ◇ UNVERIFIED |
| BEBlackhawk Enterprises Company | San Marcos | TX | — | ◇ UNVERIFIED |
 Blackman, INC. | New Franken | WI | — | ◇ UNVERIFIED |
| BRBlack Rock Venture LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| BTBlack Tie Components LLC | Hartford | SD | — | ◇ UNVERIFIED |
| BWBlackwell's Welding, INC. | Jessup | MD | — | ◇ UNVERIFIED |
| BBlade-tech | Puyallup | WA | — | ◇ UNVERIFIED |
| BTBlair Tool & Plastic | East Freedom | PA | — | ◇ UNVERIFIED |
| BHBlanks Holding LLC | Kirkwood | PA | — | ◇ UNVERIFIED |
| BSBlazing Structure Steel INC | Riverside | CA | — | ◇ UNVERIFIED |
| BLBlazinSaunas.co L.L.C. | Idaho Falls | ID | — | ◇ UNVERIFIED |
| BLB Line Systems Incorporated | Norcross | GA | — | ◇ UNVERIFIED |
| BIBliss Industries INC | Fremont | CA | — | ◇ UNVERIFIED |
| BIBliv Inc. | Saint Louis | MO | — | ◇ UNVERIFIED |
| BPBloomer Plastics INC | Bloomer | WI | — | ◇ UNVERIFIED |
| BLB & L Steel Fabrications, INC. | Prairieville | LA | — | ◇ UNVERIFIED |
| BTBlt Tanks, L.l.c. | Corinth | MS | — | ◇ UNVERIFIED |
| BBBlue Bird Realty LLC | Linden | NJ | — | ◇ UNVERIFIED |
| BDBlue Diamond Sheet Metal, Inc. | Medford | NY | — | ◇ UNVERIFIED |
| BHBlue Heron Enterprises LLC | Branchburg | NJ | — | ◇ UNVERIFIED |
| BOBlue Ox Nordic Building Systems, LLC | Alexandria | MN | — | ◇ UNVERIFIED |
| BRBlue Ridge Fabricators, INC. | Roanoke | VA | — | ◇ UNVERIFIED |
| BRBlue Ridge Molding, LLC | Conover | NC | — | ◇ UNVERIFIED |
| BRBlue Ridge Thermoforming LLC | Greenville | SC | — | ◇ UNVERIFIED |
| BSBlue Star Plastics, INC. | Lexington | KY | — | ◇ UNVERIFIED |
| BWBlue Water Fabricators INC | Shelby Township | MI | — | ◇ UNVERIFIED |
| BWBluewater Welding and Fabrication, LLC. | Dennisville | NJ | — | ◇ UNVERIFIED |
| BWBlue Wolf Capital Partners LLC Dba Snappy Air Dist | Detroit Lakes | MN | — | ◇ UNVERIFIED |
| BPBluff Plastic Fabrication Company | Corpus Christi | TX | — | ◇ UNVERIFIED |
| BEBlum Enterprises, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| BFBMC Fabrication & Erection, Inc | Spanish Fork | UT | — | ◇ UNVERIFIED |
| BMBmg Metals INC | Richmond | VA | — | ◇ UNVERIFIED |
| BMB&m Metal Doors & Frames, INC. | Kenner | LA | — | ◇ UNVERIFIED |
| BMB & M Metal Works | Catoosa | OK | — | ◇ UNVERIFIED |
| BBmp | Sterling | MA | — | ◇ UNVERIFIED |
| BMBng Management Group, LLC | Macon | GA | — | ◇ UNVERIFIED |
| BNB - N Sheet Metal INC | Wyoming | MN | — | ◇ UNVERIFIED |
| BEBobby Emery Welding | Clayton | NM | — | ◇ UNVERIFIED |
| BMBob Murphy, INC. | Vestal | NY | — | ◇ UNVERIFIED |
| BSBob Sandlin CO. | Dallas | TX | — | ◇ UNVERIFIED |
| BMBob's Metal Shop LLC | Mesa | AZ | — | ◇ UNVERIFIED |
| BWBoca Walk in Tubs | Woodstock | GA | — | ◇ UNVERIFIED |
| BPBoc Plastics, INC. | Winston Salem | NC | — | ◇ UNVERIFIED |
| BRBoge Rubber & Plastics Usa, LLC | Hebron | KY | — | ◇ UNVERIFIED |
| BSBohnert Sheet Metal & Roofing CO. | Miami | FL | — | ◇ UNVERIFIED |
| BWBohnert Welding | Jewell | KS | — | ◇ UNVERIFIED |
| BMBoise Metal Works, Inc. | Boise | ID | — | ◇ UNVERIFIED |
| BSBolling Steel Co., INC. | Salem | VA | — | ◇ UNVERIFIED |
| BMBombard Mechanical, LLC | Las Vegas | NV | — | ◇ UNVERIFIED |
| BFBonded Fiberglass CO. | Dora | AL | — | ◇ UNVERIFIED |
| BIBonland Industries, INC. | Philadelphia | PA | — | ◇ UNVERIFIED |
| BBoomerang | Longmont | CO | — | ◇ UNVERIFIED |
| BIBoral Industries INC. | American Canyon | CA | — | ◇ UNVERIFIED |
| BMBorray Manufacturer, INC. | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| BSBorrmann Steel CO. | East Palo Alto | CA | — | ◇ UNVERIFIED |
| BPBoss Precision LTD. | Spencerport | NY | — | ◇ UNVERIFIED |
| BRBoston Renaissance Charter School | Boston (hyde Park) | MA | — | ◇ UNVERIFIED |
| BBBostrom Bergen Metal Products | Oakland | CA | — | ◇ UNVERIFIED |
| BUBottoms USA INC | Auburn | ME | — | ◇ UNVERIFIED |
| BIBovic Industries INC | Lebanon | OR | — | ◇ UNVERIFIED |
| BFBowen Fabrication & Welding, LLC | Centerville | UT | — | ◇ UNVERIFIED |
| BMBowen Medical Services, INC. | Live Oak | FL | — | ◇ UNVERIFIED |
| BCBoyd Corporation | Elkhart | IN | — | ◇ UNVERIFIED |
| BOBoys of Nevada | Las Vegas | NV | — | ◇ UNVERIFIED |
| BPB & P Fabricating Company | College Park | GA | — | ◇ UNVERIFIED |
| BMBp Metals LLC | Blaine | MN | — | ◇ UNVERIFIED |
