| BUBoston University-department of Physics | Boston | MA | — | ◇ UNVERIFIED |
| BCBoundless Construction llc | Collinwood | TN | — | ◇ UNVERIFIED |
| BOB & O Welding & Machine Company, INC. | Brookhaven | MS | — | ◇ UNVERIFIED |
| BABowman Asphalt INC. | Bakersfield | CA | — | ◇ UNVERIFIED |
| BTBowman Tool - Machining INC | Rochester | MN | — | ◇ UNVERIFIED |
| BIBoyce Iron & Steel, INC. | Austin | TX | — | ◇ UNVERIFIED |
| BDBoyd's Drive Line Service of Stockton | Stockton | CA | — | ◇ UNVERIFIED |
| BSBoyd Service, INC. | Catlettsburg | KY | — | ◇ UNVERIFIED |
| BMBoyds Machine & Metal Finishing INC. | West Milton | OH | — | ◇ UNVERIFIED |
| BMBoyer Mechanical Services INC | Bemidji | MN | — | ◇ UNVERIFIED |
| BMBoyle Manufacturing | Tulsa | OK | — | ◇ UNVERIFIED |
| BPB & P Fabricating Company | College Park | GA | — | ◇ UNVERIFIED |
| BIBPM Inc. | Henrico | VA | — | ◇ UNVERIFIED |
| BPBP Pollema, LLC | Doon | IA | — | ◇ UNVERIFIED |
| BPB P Precision | Fresno | CA | — | ◇ UNVERIFIED |
| BABps Automated Manufacturing Solutions | Kingston | MA | — | ◇ UNVERIFIED |
| BABps Automated Manufacturing Solutions | Kingston | MA | — | ◇ UNVERIFIED |
| BMBraap Motowerx LLC | Marengo | OH | — | ◇ UNVERIFIED |
| BMBRACKINS MACHINE SHOP,LLC, a Tennessee Limited Liability Company | Erwin | TN | — | ◇ UNVERIFIED |
| BCBrad Carpenter | Warrenville | IL | — | ◇ UNVERIFIED |
| BMBradford Machine, INC. | Bradford | NH | — | ◇ UNVERIFIED |
| BBBradley Brooks | Butler | MO | — | ◇ UNVERIFIED |
| BCBradley CORP | Milwaukee | WI | — | ◇ UNVERIFIED |
| BDBradley & Deborah Schrank Dba Aa Precision Tooling | Blooming Prairie | MN | — | ◇ UNVERIFIED |
| BMBradley Machine & Design, L.l.c. | Chickasha | OK | — | ◇ UNVERIFIED |
| BMBradley Machine INC | Wichita | KS | — | ◇ UNVERIFIED |
 Bradley-thompson Tool Company | Southfield | MI | — | ◇ UNVERIFIED |
| BMBrady Mfg LLC | Yuba City | CA | — | ◇ UNVERIFIED |
| BPBrake Parts INC | Dallas | TX | — | ◇ UNVERIFIED |
| BSBrake Supply Company Downard Underground, INC. | Princeton | WV | — | ◇ UNVERIFIED |
| BIBranch Ironworks, LLC | Alvarado | TX | — | ◇ UNVERIFIED |
| BMBranch Manufacturing Company | North Branch | MN | — | ◇ UNVERIFIED |
| BSBranch Structural Solutions, LLC | Cleburne | TX | — | ◇ UNVERIFIED |
| BTBranch Tool INC | Walnut Grove | KY | — | ◇ UNVERIFIED |
| BFBrand Fab LLC | Ely | IA | — | ◇ UNVERIFIED |
| BFBrand Fx Body Company | Keller | TX | — | ◇ UNVERIFIED |
| BFBrand Fx Fiber Bodys | Pocahontas | IA | — | ◇ UNVERIFIED |
| BMBrand Manufacturing INC | Princeton | MN | — | ◇ UNVERIFIED |
| BPBranson Pattern Works | Hollister | MO | — | ◇ UNVERIFIED |
| BSBraswell Services LLC | New Boston | TX | — | ◇ UNVERIFIED |
| BDBravo Design and Fabrication LLC | Ontario | CA | — | ◇ UNVERIFIED |
| BMBrazosport Machine Works INC | Freeport | TX | — | ◇ UNVERIFIED |
| BSBrazz Specialties, Inc. | Commerce City | CO | — | ◇ UNVERIFIED |
| BBrc | Modesto | CA | — | ◇ UNVERIFIED |
| BCB&R Commercial LLC | Addison | IL | — | ◇ UNVERIFIED |
| BMBreaux Machine Works LP | Tomball | TX | — | ◇ UNVERIFIED |
| BCBreitinger Company | Mansfield | OH | — | ◇ UNVERIFIED |
| BABrent A. Wright | Oakland City | IN | — | ◇ UNVERIFIED |
| BMBretford Mfg INC | Schiller Park | IL | — | ◇ UNVERIFIED |
| BMBrewer Machine and Parts LLC | Central City | KY | — | ◇ UNVERIFIED |
| BLBrewer's Ledge Incorporated | Randolph | MA | — | ◇ UNVERIFIED |
| BDBrian David Zana | Cameron | TX | — | ◇ UNVERIFIED |
| BHBrian Hamm and Brandi Hamm | Clarksville | TN | — | ◇ UNVERIFIED |
| BLBrian Lin | San Jose | CA | — | ◇ UNVERIFIED |
| BDBridge Deck Solutions LLC | Latrobe | PA | — | ◇ UNVERIFIED |
| BMBridge Machining INC | Columbia Heights | MN | — | ◇ UNVERIFIED |
| BLBright Light Holdings, Llc., Dba Brightligth Weldi | Santa Clara | CA | — | ◇ UNVERIFIED |
| BLBright Lights Usa, INC. | Camden | NJ | — | ◇ UNVERIFIED |
| BMBrill Metal Works Ii INC | Central Point | OR | — | ◇ UNVERIFIED |
| BMBri Metal Works, INC. | Bridgeport | CT | — | ◇ UNVERIFIED |
| BPBrindle Products Texas | Bowie | TX | — | ◇ UNVERIFIED |
| BEBristemy Engineering & Machining | Prescott | AZ | — | ◇ UNVERIFIED |
| BIBristol Integrated Tooling and Automation LLC | Bristol | IN | — | ◇ UNVERIFIED |
| BTBristol Tool and Die Company, INC. | Bristol | CT | — | ◇ UNVERIFIED |
| BRB & R Machine | Cleveland | OH | — | ◇ UNVERIFIED |
| BMBro Machine Company INC | Webster | MN | — | ◇ UNVERIFIED |
| BTBronlyn Technologies, INC. | Tucson | AZ | — | ◇ UNVERIFIED |
| BPBronze-way Powder Coating INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| BCBrooks Custom Fabrication, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| BPBrooks & Perkins Dba B & P Manufacturing | Cadillac | MI | — | ◇ UNVERIFIED |
| BPBrooks Property Holdings, LLC | Kalamazoo | MI | — | ◇ UNVERIFIED |
| BMBrothers Machining CORP | Mansfield | MA | — | ◇ UNVERIFIED |
| BCBrown-campbell Company | Minneapolis | MN | — | ◇ UNVERIFIED |
| BEBrown Equipment & Machine Company, INC | Morgantown | WV | — | ◇ UNVERIFIED |
| BIBrown Industries, LLC | Minneapolis | KS | — | ◇ UNVERIFIED |
| BMBrowns Machine & Hydraulic Corporation | Eugene | OR | — | ◇ UNVERIFIED |
| BPBrowns Precision Forging Die , Dba, Eastern Pacific Impressions CO. | Santa Ana | CA | — | ◇ UNVERIFIED |
| BSBrowns Saw Shop | Ville Platte | LA | — | ◇ UNVERIFIED |
| BSBrown-strauss Steel | Aurora | CO | — | ◇ UNVERIFIED |
| BEBruce's Engine & Auto Repairs, INC. | Willoughby | OH | — | ◇ UNVERIFIED |
| BLBruemanchew, LLC | Blanchester | OH | — | ◇ UNVERIFIED |
| BFBrunners Fabrication INC. | Joplin | MO | — | ◇ UNVERIFIED |
| BIBrunn Industries/Machined Parts, Inc. | Anoka | MN | — | ◇ UNVERIFIED |
| BIBrunn Industries Machined Parts INC | Nowthen | MN | — | ◇ UNVERIFIED |
| BMBrw Metal Industries | Houston | TX | — | ◇ UNVERIFIED |
| BABryan A. Bach | Fremont | CA | — | ◇ UNVERIFIED |
| BMBryant Mfg of Wny | Buffalo | NY | — | ◇ UNVERIFIED |
| BMBry Mac INC Dba Dietech | Norton Shores | MI | — | ◇ UNVERIFIED |
| BDBs Desgins INC | Santee | CA | — | ◇ UNVERIFIED |
| BMBSMH MACHINING, a California Corporation | Santa Clara | CA | — | ◇ UNVERIFIED |
| BSB & S Welding Services | Opp | AL | — | ◇ UNVERIFIED |
| BMBtd Manufacturing INC | Lakeville | MN | — | ◇ UNVERIFIED |
| BMBtd Manufacturing INC | Detroit Lakes | MN | — | ◇ UNVERIFIED |
| BMBtm Metalworks LLC | Springfield | MO | — | ◇ UNVERIFIED |
| BTB & T Oilfield Products | Broussard | LA | — | ◇ UNVERIFIED |
| BLBtr LLC | Paterson | NJ | — | ◇ UNVERIFIED |
| BMBuck Machine Tool INC | Wyoming | MN | — | ◇ UNVERIFIED |
| BLBudd Lake Machine & Tool, INC. | Mount Bethel | PA | — | ◇ UNVERIFIED |
| BMBuell Manufacturing Company | Lyons | IL | — | ◇ UNVERIFIED |
| BWBuffalo Welding INC | Portland | OR | — | ◇ UNVERIFIED |
