| AMERICAN TANK MAINTENANCE, LLC | 811158509 | 2018-02-20 | Active | — |
| AMERICAN TAPE ADVERTISING, INC. | 100057112 | 1987-06-23 | Revoked | — |
| AMERICAN TAX AND FINANCIAL GROUP, INC. | 800016305 | 2003-08-20 | Revoked | — |
| AMERICAN TAX RESOLUTIONS CORPORATION | 100158966 | 1998-05-11 | Dissolved | — |
| AMERICAN TEAM MANAGERS, INC. | 800098624 | 2006-12-05 | Merged | — |
| AMERICAN TEAM MANAGERS, LLC | 811225226 | 2019-11-22 | Active | — |
| AMERICAN TECHNICAL SERVICES, INC. (W) | 100057113 | 1983-08-01 | Withdrawn | — |
| AMERICAN TECHNICIANS FACILITIES MAINTENANCE INC. | 811085898 | 2015-09-21 | Revoked | — |
| AMERICAN TECHNO-INDUSTRIAL SOLUTIONS, LLC | 811199259 | 2019-04-01 | Revoked | LITTLE ROCK |
| AMERICAN TECHNOLOGIES INC. | 800198836 | 2011-05-03 | Merged | — |
| AMERICAN TECHNOLOGY CONSULTING, LLC | 811186316 | 2018-12-03 | Active | — |
| AMERICAN TEL GROUP, INC. | 100100725 | 1992-12-18 | Revoked | — |
| AMERICAN TELCO, INC. | 100124248 | 1995-08-07 | Revoked | — |
| AMERICAN TELECASTING OF LITTLE ROCK, INC. | 100105495 | 1993-07-02 | Withdrawn | — |
| AMERICAN TELECASTING, INC. | 100109702 | 1994-01-18 | Withdrawn | — |
| AMERICAN TELECOM OF PENNSYLVANIA, INC. | 100214389 | 2002-06-12 | Revoked | — |
| AMERICAN TELECOMMUNICATIONS CORP. | 100057114 | 1986-07-29 | Revoked | — |
| AMERICAN TELECOMMUNICATIONS ENTERPRISE, INC. | 100105815 | 1993-07-20 | Revoked | — |
| AMERICAN TELECOMMUNICATIONS SERVICES INC. | 100091162 | 1991-07-24 | Revoked | — |
| AMERICAN TELECOMMUNICATIONS SYSTEMS, INC. | 100144497 | 1997-02-21 | Revoked | — |
| AMERICAN TELENET SYSTEMS, INC. | 100057115 | 1988-03-07 | Revoked | — |
| AMERICAN TELEPHONE AND TELEGRAPH COMPANY | 100108848 | 1993-12-17 | Withdrawn | — |
| AMERICAN TELEPHONE AND TELEGRAPH COMPANY OF ARKANSAS | 100001928 | 1898-08-13 | Merged | — |
| AMERICAN TELEPHONE NETWORK, INC. | 100096608 | 1992-05-07 | Withdrawn | — |
| AMERICAN TELESOURCE INTERNATIONAL, INC. | 100120903 | 1995-04-03 | Withdrawn | — |
| AMERICAN TELETRONICS LONG DISTANCE, INC. | 100097000 | 1992-05-27 | Revoked | — |
| AMERICAN TELEVENTURE OF MINERSVILLE, INC. | 100110074 | 1994-01-31 | Revoked | — |
| AMERICAN TELEVISION & NEWS, L.L.C. | 811001208 | 2011-07-22 | Revoked | — |
| AMERICAN TELEVISION AND COMMUNICATIONS CORPORATION | 100057117 | 1978-05-12 | Withdrawn | — |
| AMERICAN TEMPORARIES SERVICES, INC. | 100076366 | 1989-03-23 | Dissolved | LITTLE ROCK |
| AMERICAN TENNIS COURTS OF ARKANSAS, INC. | 100001929 | 1983-09-06 | Revoked | — |
| AMERICAN TERMITE & PEST CONTROL, INC. | 800052187 | 2005-02-15 | Active | — |
| AMERICAN TERRAZZO COMPANY | 100057118 | 1964-08-31 | Withdrawn | — |
| AMERICAN TERRAZZO COMPANY, LTD. | 811054107 | 2014-05-21 | Inactive | — |
| AMERICAN TESTING AND ENGINEERING CORPORATION | 100057440 | 1979-08-16 | Revoked | — |
| AMERICAN TEXTILE COMPANY, INCORPORATED | 800142973 | 2008-10-02 | Active | — |
| AMERICAN THEOLOGICAL ASSOCIATION | 100175707 | 1999-09-22 | Dissolved | — |
| AMERICAN THERMAL DESIGN, INC. | 100149038 | 1997-07-15 | Revoked | — |
| AMERICAN THERMAL SYSTEMS, INC. | 800143987 | 2008-10-21 | Revoked | — |
| AMERICAN THOROUGHBRED RACING, INC. (R) | 100001930 | 1986-08-11 | Revoked | — |
| AMERICAN THREADZ, LLC | 811001285 | 2011-07-25 | Dissolved | — |
| AMERICAN THRIFT STORE, INC. | 100001931 | 1987-09-15 | Dissolved | LITTLE ROCK |
| AMERICAN THROMBOSIS & HEMOSTASIS NETWORK, INC. | 811193367 | 2019-02-11 | Withdrawn | LITTLE ROCK |
| AMERICAN TIGER FIREARMS LLC | 811059616 | 2014-08-23 | Active | — |
| AMERICAN TILAPIA ASSOCIATION | 800140167 | 2008-08-18 | Dissolved | — |
| AMERICAN TILE AND MARBLE CO., INC. | 811053794 | 2014-05-16 | Active | — |
| AMERICAN TILE COMPANY, INC. | 100077055 | 1989-04-26 | Revoked | — |
| AMERICAN TILE SUPPLY, INC. | 100169614 | 1999-04-01 | Withdrawn | — |
| AMERICAN TIMBERLAND, LLC | 800148352 | 2009-01-12 | Active | — |
| AMERICAN TIRE & TRUCK REPAIR LLC | 811527481 | 2024-12-23 | Active | — |