| ACAnel Corporation | Carroll County | MS | — | ◇ UNVERIFIED |
| AIAnemostat Inc/scranton Plt | Scranton | PA | — | ◇ UNVERIFIED |
| ASAngelina Steel | Lufkin | TX | — | ◇ UNVERIFIED |
| AGAngell & Giroux INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| ASAngelus Sheet Metal Mfg. INC. | Los Angeles | CA | — | ◇ UNVERIFIED |
| AAAnn Arbor Fabrication INC | Dexter | MI | — | ◇ UNVERIFIED |
| AIAnnco Industrial Metal Fabricator | Wallington | NJ | — | ◇ UNVERIFIED |
| AIAnnco Industrial Metal Fabricator | Totowa | NJ | — | ◇ UNVERIFIED |
| APAnoroc Precision Sheet Metal | Rosewood | CA | — | ◇ UNVERIFIED |
| AMAnsam Metals CORP | Baltimore | MD | — | ◇ UNVERIFIED |
| AMAnson Mechanical Piping, INC. | Charlotte | NC | — | ◇ UNVERIFIED |
| AMAntarctic Mechanical Services, INC. Dba Ams Mechanical Systems | Evanston | IL | — | ◇ UNVERIFIED |
| ASAnthem Steel Group Inc | Salt Lake City | UT | — | ◇ UNVERIFIED |
| AWAnthony Welded Products INC | Delano | CA | — | ◇ UNVERIFIED |
| AMAntietam Metals, LLC | Williamsport | MD | — | ◇ UNVERIFIED |
| AGAnton Giles Partnership LLC | Denver | CO | — | ◇ UNVERIFIED |
| ACAnvil Craft Corporation | Easton | PA | — | ◇ UNVERIFIED |
| ASAnvil Steel Engineering Inc. | Taunton | MA | — | ◇ UNVERIFIED |
| AMAnzaldua Mechanical, INC. | Harlingen | TX | — | ◇ UNVERIFIED |
| AIApac International | Livermore | CA | — | ◇ UNVERIFIED |
| AFApex Fabrication, INC. | Macclenny | FL | — | ◇ UNVERIFIED |
| AIApex Industries INC | Spokane Valley | WA | — | ◇ UNVERIFIED |
| APApex Piping Systems, INC. | Wilmington | DE | — | ◇ UNVERIFIED |
| ASApex Stages - Phase 2 | Pittsburg | KS | — | ◇ UNVERIFIED |
| AOA.p.i. of N.h. | Manchester | NH | — | ◇ UNVERIFIED |
| AIApn INC | Caledonia | MN | — | ◇ UNVERIFIED |
| ACApnivex CORP Dba Comm-fab | Chino | CA | — | ◇ UNVERIFIED |
| ASApollo Steel CORP. | Niagara Falls | NY | — | ◇ UNVERIFIED |
| ABAppalachian Boiler & Fab, LLC | Eleanor | WV | — | ◇ UNVERIFIED |
| ASAppleton Supply CO | Appleton | WI | — | ◇ UNVERIFIED |
| AEApplied Energy Technologies, INC. | Maumee | OH | — | ◇ UNVERIFIED |
| ALApplied Laser Technologies LLC | Schofield | WI | — | ◇ UNVERIFIED |
| ALApplied Laser Technologies LLC | Schofield | WI | — | ◇ UNVERIFIED |
| AMApplied Material Technologies INC Dba Fabcor Precision Sheet Metal Fab | Fountain Valley | CA | — | ◇ UNVERIFIED |
| AMApplied Metallurgial Corp. | Gilmer | TX | — | ◇ UNVERIFIED |
| ACAPTA Capital, Inc. | Canandaigua | NY | — | ◇ UNVERIFIED |
| AEAptim Environmental & Infrastructure, INC. (0332010051) | Findlay | OH | — | ◇ UNVERIFIED |
| AMApt Metal Fabricators, INC. | Pacoima | CA | — | ◇ UNVERIFIED |
| AApw | Anaheim | CA | — | ◇ UNVERIFIED |
| AMApw Mayville LLC | Mayville | WI | — | ◇ UNVERIFIED |
| AEAquacare Environment, INC. | Bellingham | WA | — | ◇ UNVERIFIED |
| AIAqua-Doc International, LTD. | Big Bend | WI | — | ◇ UNVERIFIED |
| ACAquamatic Cover Systems | Gilroy | CA | — | ◇ UNVERIFIED |
| ADAquatic Designing INC Dba North Coast Fabricators | Eureka | CA | — | ◇ UNVERIFIED |
| ASAquaturbo Systems, INC | Springdale | AR | — | ◇ UNVERIFIED |
| ATAranda Tooling INC | Huntington Beach | CA | — | ◇ UNVERIFIED |
| APAransas Pass Site | Aransas Pass | TX | — | ◇ UNVERIFIED |
| ALArcadia Louvered Roof | Dahlonega | GA | — | ◇ UNVERIFIED |
| ASArcadia Security and Patrol | Vancouver | WA | — | ◇ UNVERIFIED |
| AIArcast, Inc. | Oxford | ME | — | ◇ UNVERIFIED |