| AWArtistic Welding INC | Gardena | CA | — | ◇ UNVERIFIED |
| AJArt Jupiter LLC | Jupiter | FL | — | ◇ UNVERIFIED |
| ATArvite Technologies, INC. | Erie | PA | — | ◇ UNVERIFIED |
| ANASAP Now, LLC | Dallas | GA | — | ◇ UNVERIFIED |
| ASA.s.a.p. Sheet Metal, INC. | Metairie | LA | — | ◇ UNVERIFIED |
| AAsm | East Palo Alto | CA | — | ◇ UNVERIFIED |
| APAsn Products LLC | Eugene | OR | — | ◇ UNVERIFIED |
| AMAson Metal Products INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| ASAtech - S.e.h. Metal Fabricators, INC. | Buffalo | NY | — | ◇ UNVERIFIED |
| AIAtlantic Industrial Finishing INC | Creedmoor | NC | — | ◇ UNVERIFIED |
| APAtlantic Precision Sheet Metal LLC | Clinton | MA | — | ◇ UNVERIFIED |
| AAAtlas Adhan Industries | Chippewa Falls | WI | — | ◇ UNVERIFIED |
| AMAtlas Manufacturing Div of Meribel | Minneapolis | MN | — | ◇ UNVERIFIED |
| AAAtomic Architectural Metal INC | Vadnais Heights | MN | — | ◇ UNVERIFIED |
| ATA & T Sheet Metal | Bountiful | UT | — | ◇ UNVERIFIED |
| ATAuburn Tank & Manufacturing Co., INC. | Auburn | NY | — | ◇ UNVERIFIED |
| APAurora Precison Metals, INC. | Ocala | FL | — | ◇ UNVERIFIED |
| AMAutomated Manufacturing Solutions, INC. | Winder | GA | — | ◇ UNVERIFIED |
| AUAwningtec USA Incorporated | Corydon | IN | — | ◇ UNVERIFIED |
| AMA-z Manufacturing and Sales Company, Incorporated | Blue Springs | MO | — | ◇ UNVERIFIED |
| BSBace Services | Jacksonville | FL | — | ◇ UNVERIFIED |
| BSBallard Sheet Metal Wks INC | Seattle | WA | — | ◇ UNVERIFIED |
| BAB and G Service | Cle Elum | WA | — | ◇ UNVERIFIED |
| BMBarrington Manufacturing | El Dorado Springs | MO | — | ◇ UNVERIFIED |
| BBBarry Berndt | Fortson | GA | — | ◇ UNVERIFIED |
| BAB a S Precision Sheet Metal | Morgan Hill | CA | — | ◇ UNVERIFIED |
| BSBauer Sheet Metal & Fabricating, INC | Fruitport | MI | — | ◇ UNVERIFIED |
| BRBautista Reo Pr CORP 205 Avenida Laurel | Bayamon | PR | — | ◇ UNVERIFIED |
| BMBay Mechanical Incorporated | Virginia Beach | VA | — | ◇ UNVERIFIED |
| BSBayou Sheet Metal Services, LLC | Houma | LA | — | ◇ UNVERIFIED |
| BBB & B Insulation CO INC | Houston | TX | — | ◇ UNVERIFIED |
 B&b Manufacturing | Saint Croix | VI | — | ◇ UNVERIFIED |
| BBB & B Sheet Metal | Oklahoma City | OK | — | ◇ UNVERIFIED |
| BIBcc INC | Savannah | MO | — | ◇ UNVERIFIED |
| BMB.c. Mechanical, LLC | Newkirk | OK | — | ◇ UNVERIFIED |
| BSBeacon Sales Acquisition, INC | West Bridgewater | MA | — | ◇ UNVERIFIED |
| BMBegneaud Manufacturing INC | Scott | LA | — | ◇ UNVERIFIED |
| BPBenchmark Precision Products LLC | West Newbury | MA | — | ◇ UNVERIFIED |
| BMBenner Metals Corporation | Fullerton | CA | — | ◇ UNVERIFIED |
| BCBerg Companies | Spokane | WA | — | ◇ UNVERIFIED |
| BBBerger Building Products, INC. | Ivyland | PA | — | ◇ UNVERIFIED |
| BDBernard Dalsin Manufacturing | Farmington | MN | — | ◇ UNVERIFIED |
| BVBerrydale Ventures LLC | Kent | WA | — | ◇ UNVERIFIED |
| BRBert R Huncilman and Son INC | New Albany | IN | — | ◇ UNVERIFIED |
| BFBest-way Fabricating INC | Saint Joseph | MN | — | ◇ UNVERIFIED |
| BBBetter Bilt Sheet Metal LLC | San Antonio | TX | — | ◇ UNVERIFIED |
| BMBetter Maintenance Sheet Metal CORP. | Newburyport | MA | — | ◇ UNVERIFIED |
| BMB.g. Metals, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| BTBh Tank Works INC Dba Bh Tank INC | Madera | CA | — | ◇ UNVERIFIED |
| BJB & J, INC. | Sparks | NV | — | ◇ UNVERIFIED |
