| AT&T CAPITAL SERVICES, INC. | FB032814 | 2008-07-21 | Revoked | HOFFMAN ESTATES |
| AT&T CAPITAL SERVICES, INC. | FB038920 | 2015-10-28 | Active | Park Ridge |
| AT&T COMMUNICATIONS - EAST, INC. | FB029481 | 2005-03-22 | Inactive | BEDMINSTER |
| AT&T COMMUNICATIONS OF THE MIDWEST, INC. | FB028890 | 2004-09-02 | Inactive | DES MOINES |
| AT&T COMMUNICATIONS OF THE MIDWEST, INC. | FB009191 | 1983-10-14 | Revoked | MORRISTOWN |
| AT&T COMMUNICATIONS, INC. | FB009474 | 1984-03-26 | Revoked | MORRISTOWN |
| AT&T CONNECTED LIFE, LLC | FL299836 | 2025-05-07 | Active | DALLAS |
| AT&T CORP. | FB028948 | 2004-09-21 | Inactive | Bedminster |
| AT&T CORP. | FB013190 | 1989-11-17 | Revoked | BEDMINISTER |
| AT&T CREDIT CONSUMER FINANCE CORPORATION | FB013417 | 1990-02-26 | Inactive | LIVINSTON |
| AT&T CREDIT HOLDINGS, INC. | FB031855 | 2007-07-24 | Active | Bedminster |
| AT&T CREDIT HOLDINGS, INC. | FB010426 | 1985-09-06 | Revoked | SAN FRANCISCO |
| AT&T DATACOMM, INC. | FB025588 | 2001-10-16 | Inactive | CHICAGO |
| AT&T DATACOMM, LLC | FL043566 | 2015-06-17 | Active | Dallas |
| AT&T DIGITAL LIFE, INC. | FB037966 | 2014-07-21 | Active | ATLANTA |
| AT&T EG SUPPLY, LLC | FL044453 | 2016-07-14 | Inactive | El Segundo |
| AT&T ENTERPRISE SERVICES, INC. | FB030195 | 2005-12-08 | Inactive | WILMINGTON |
| AT&T ENTERPRISES, INC. | FB264619 | 2023-12-18 | Inactive | DALLAS |
| AT&T ENTERPRISES, LLC | FL275222 | 2024-05-17 | Active | DALLAS |
| AT&T FINANCE CORP. | FB016575 | 1993-12-20 | Revoked | MORRISTOWN |
| AT&T FINANCE CORP. | FB028883 | 2004-09-02 | Inactive | BEDMINSTER |
| AT&T FINANCIAL SERVICES INC. | FB016578 | 1993-12-20 | Revoked | MORRISTOWN |
| AT&T FINANCIAL SERVICES, INC. | FB028884 | 2004-09-02 | Inactive | BEDMINSTER |
| AT&T Investment Operations I, LLC | FL184084 | 2020-07-06 | Active | Dallas |
| AT&T Investment Operations II, LLC | FL186119 | 2020-08-14 | Active | Dallas |
| AT&T MOBILITY LLC | FL044108 | 2016-02-10 | Active | Atlanta |
| AT&T MOBILITY NATIONAL ACCOUNTS LLC | FL006506 | 2012-09-24 | Active | Atlanta |
| AT&T MOBILITY NATIONAL ACCOUNTS LLC | FL003458 | 2007-04-23 | Revoked | ATLANTA |
| AT&T MOBILITY NEXT OPERATIONS LLC | FL042581 | 2014-04-09 | Active | Atlanta |
| AT&T MOBILITY SERVICES LLC | FL004992 | 2010-02-19 | Active | Atlanta |
| AT&T MOBILITY SUPPLY, LLC | FL042415 | 2014-02-04 | Active | Atlanta |
| AT&T NETWORK PROCUREMENT LIMITED PARTNERSHIP | FP000376 | 1999-05-03 | Inactive | WILMINGTON |
| AT&T NETWORK SUPPLY, LLC | FL000493 | 1999-05-03 | Active | Bedminster |
| AT&T RESOURCES, INC. | FB012529 | 1989-01-03 | Inactive | ATLANTA |
| AT&T SERVICES, INC. | FB038859 | 2015-09-29 | Active | Dallas |
| AT&T SOLUTIONS INC. | FB028888 | 2004-09-02 | Active | Dallas |
| AT&T SOLUTIONS INC. | FB021328 | 1998-05-13 | Revoked | MORRISTOWN |
| AT&T SUPPLY I, LLC | FL042413 | 2014-02-04 | Active | Dallas |
| AT&T TECHNICAL SERVICES COMPANY, INC. | FB028881 | 2004-09-02 | Active | Chantilly |
| AT&T TECHNICAL SERVICES COMPANY, INC. | FB020744 | 1997-11-20 | Revoked | WILMINGTON |
| AT&T TECHNOLOGIES, INC. | FB002744 | 1966-10-10 | Inactive | MORRISTOWN |
| AT&T TECHNOLOGIES, INC. | 19660043F | 1966-09-12 | Merged | — |
| AT&T TELETYPE CORPORATION | FB010804 | 1986-04-07 | Inactive | SKOKIE |
| AT&T TRIDOM, INC. | FB017364 | 1994-10-20 | Revoked | MARIETTA |
| AT&T WIRELESS SERVICES NATIONAL ACCOUNTS, INC. | FB012698 | 1989-04-17 | Inactive | REDMOND |
| AT&T WIRELESS SERVICES PCS, LLC | FL000544 | 1999-08-17 | Inactive | REDMOND |
| AT&W Fleet Services LLC | DL331727 | 2026-06-22 | Active | Watertown |
| AT-BAY INSURANCE SERVICES LLC | FL155881 | 2018-11-01 | Active | San Francisco |
| At-Scene LLC | FL307838 | 2025-08-26 | Active | Edina |
| AT-YOUR-SERVICE NETWORKING, LLC | DL030451 | 2012-12-13 | Dissolved | GOODWIN |
| AT4 Homes LLC | DL219339 | 2022-01-27 | Dissolved | Sioux Falls |
| ATA Enhancement Services LLC | DL221116 | 2022-02-21 | Active | North Sioux City |
| ATA Holdco, Inc. | DB259213 | 2023-09-20 | Dissolved | Baltic |
| ATA Insulation LLC | DL132704 | 2017-04-19 | Dissolved | BRANDON |
| Ata Lakota, LLC | DL252454 | 2023-06-08 | Dissolved | KYLE |
| ATA NATIONAL TITLE GROUP, LLC | FL043087 | 2014-11-06 | Active | Farmington Hills |
| ATA Oilfield Services, LLC | DL041998 | 2015-01-20 | Dissolved | Spencer |
| ATA RETAIL SERVICES, INC. | FB038607 | 2015-05-29 | Revoked | PLEASANTON |
| ATA RETAIL SERVICES, INC. | FB030274 | 2006-01-12 | Revoked | PLEASANTON |
| ATA SERVICES, INC. | FB025495 | 2001-09-18 | Active | LAKEWOOD |
| ATACAMA SCHOOL LLC | DL171962 | 2019-10-21 | Dissolved | Spearfish |
| ATARAXIS NEVADA, INC. | FB272864 | 2024-04-15 | Active | LAS VEGAS |
| ATARAXIS, INC. | FB219857 | 2022-02-03 | Revoked | Boise |
| Ataraxy LLC | DL249167 | 2023-04-21 | Dissolved | Chamberlain |
| ATAS Properties LLC | DL315588 | 2025-12-12 | Active | Watertown |
| Atavus LLC | DL327176 | 2026-04-27 | Active | Watertown |
| ATC ANTENNAS LLC | FL005813 | 2011-08-01 | Active | Boston |
| ATC BLATTERT INC. | DB035270 | 1995-01-11 | Dissolved | — |
| ATC Bookkeeping LLC | DL323988 | 2026-03-22 | Active | Huron |
| ATC GROUP SERVICES INC. | FB011958 | 1988-03-01 | Inactive | WOBURN |
| ATC GROUP SERVICES LLC | FL044084 | 2016-02-01 | Active | DENVER |
| ATC HOLDINGS, INC. | FB031029 | 2006-10-05 | Inactive | NORFOLK |
| ATC INDOOR DAS LLC | FL005679 | 2011-05-10 | Suspended | Boston |
| ATC INVESTMENTS LLC | FL002581 | 2005-09-23 | Revoked | BENNINGTON |
| ATC IRIS I LLC | FL004074 | 2008-05-22 | Suspended | BOSTON |
| ATC KLINE, LLC | DL027185 | 2012-02-10 | Dissolved | ABERDEEN |
| ATC LABORATORIES, INC. | DB021688 | 1982-07-23 | Inactive | — |
| ATC LLC | DL155776 | 2018-10-30 | Dissolved | WATERTOWN |
| ATC MANAGED SITES LLC | FL005706 | 2011-05-27 | Suspended | Boston |
| ATC MANAGEMENT CORP. | FB012814 | 1989-06-19 | Inactive | SOUTH HOLLAND |
| ATC MANAGEMENT INC. | DB033817 | 1993-12-28 | Dissolved | — |
| ATC Nexus LLC | DL329748 | 2026-05-27 | Active | Huron |
| ATC OF FLORIDA LLC | DL144136 | 2018-02-17 | Active | WOODSTOCK |
| ATC ON AIR + LLC | FL006357 | 2012-06-19 | Active | Boston |
| ATC OPERATIONS LLC | FL006022 | 2011-12-23 | Revoked | Boston |
| ATC OUTDOOR DAS, LLC | FL003941 | 2008-02-07 | Revoked | BOSTON |
| ATC Ponderosa K LLC | DL225028 | 2022-04-15 | Dissolved | Boston |
| ATC Ponderosa K LLC | FL161238 | 2019-03-05 | Revoked | Boston |
| ATC REMCOR INC. | DB035928 | 1995-06-13 | Dissolved | — |
| ATC SEQUOIA LLC | FL043315 | 2015-03-09 | Revoked | BOSTON |
| ATC Tower Services LLC | FL178455 | 2020-03-09 | Revoked | Boston |
| ATC TOWER SERVICES LLC | FL042490 | 2014-03-03 | Revoked | BOSTON |
| ATC TOWER SERVICES, INC. | FB023302 | 1999-12-08 | Inactive | BOSTON |
| ATC TRS I LLC | FL042455 | 2014-02-13 | Revoked | Boston |
| ATC TRS V LLC | FL005781 | 2011-07-11 | Active | BOSTON |
| ATC, INC. | DB046042 | 2002-10-30 | Inactive | — |
| ATC/VANCOM MANAGEMENT SERVICES, INC. | FB015373 | 1992-07-08 | Revoked | SOUTH HOLLAND |
| ATCALL, INC. | FB018248 | 1995-09-19 | Revoked | VIENNA |
| ATCHISON SERVICES, LLC | DL027961 | 2012-04-23 | Dissolved | DAKOTA DUNES |
| ATCHISON SERVICES, LLC | FL004334 | 2008-12-03 | Inactive | JEFFERSON |
| ATCHUR SERVICE INCORPORATED | DB049974 | 2005-07-29 | Dissolved | SIOUX FALLS |
| Atcitty Van Norman LLC | DL290789 | 2025-01-10 | Active | Rapid City |
| Atcitty--VanNorman Prof. L.L.C. | DL129194 | 2016-12-30 | Dissolved | RAPID CITY |
| ATCO ALASKA INC. | FB012447 | 1988-11-29 | Revoked | CALGARY |
| ATCO ALASKA INC. | FB020804 | 1997-12-12 | Inactive | ANCHORAGE |
| ATCO Structures & Logistics (USA) Inc. | FB171792 | 2019-10-17 | Active | — |
| ATD ENTERPRISES LLC | DL260961 | 2023-10-18 | Inactive | SIOUX FALLS |
| ATD Holding Company, Inc. | DB194676 | 2021-01-13 | Dissolved | SIOUX FALLS |
| ATD Inspections LLC | DL196068 | 2021-02-04 | Active | Canton |
| ATD, INC. | DB047628 | 2003-12-15 | Dissolved | Gettysburg |
| ATEC CONSTRUCTION LLC | DL203689 | 2021-05-27 | Dissolved | ABERDEEN |
| ATECHBUILDER CORPORATION | FB035700 | 2012-01-19 | Revoked | ABERDEEN |
| ATEEBANAMART LLC | DL233577 | 2022-08-29 | Dissolved | SIOUX FALLS |
| ATEL.CC, INC. | FB025390 | 2001-08-06 | Revoked | DOVER |
| Atelier Finish & Framing, LLC | DL308563 | 2025-09-04 | Active | Spearfish |
| Atelier Lash Spa and Suites LLC | DL264563 | 2023-12-17 | Dissolved | sioux falls |
| Atelier Monarch Studios LLC | DL245727 | 2023-03-05 | Inactive | Aberdeen |
| Ateme, Incorporated | FB282866 | 2024-09-11 | Active | ENGLEWOOD |
| ATEN MARINE, INC. | DB029326 | 1990-03-29 | Inactive | — |
| ATEN RESORT, INC. | DB028285 | 1989-04-10 | Inactive | — |
| ATERNITY, INC. | FB038641 | 2015-06-15 | Inactive | WESTBOROUGH |
| Aterra 195, 3105 6th Ave SE, Aberdeen, LLC | FL304355 | 2025-07-10 | Active | Aberdeen |
| Aterra 198, 904 9th Ave SE, Watertown, LLC | FL304356 | 2025-07-10 | Active | Watertown |
| ATERRA EXPLORATION, LLC | FL006129 | 2012-02-09 | Inactive | SAN ANTONIO |
| ATEX INC. | FB030905 | 2006-08-28 | Revoked | MELBOURNE |
| ATF ENTERPRISES, LLC | DL285975 | 2024-10-29 | Active | Fresno |
| ATF RENTALS, LLC | DL020808 | 2010-02-16 | Inactive | BROOKINGS |
| ATG CREDIT, LLC | FL003977 | 2008-03-14 | Revoked | CHICAGO |
| ATG I, INC. | FB015538 | 1992-09-21 | Inactive | REDMOND |
| ATG Properties, LLC | DL189871 | 2020-10-23 | Active | Watertown |
| ATG Strategies LLC | DL224604 | 2022-04-09 | Dissolved | Sioux Falls |
| ATG-COLORADO, INC. | FB035221 | 2011-06-15 | Active | Rocky Hill |
| Atglamorous Monfic INC | DB295192 | 2025-03-11 | Active | Sioux Falls |
| ATH CORP. | DB057783 | 2013-05-17 | Active | BRANDON |
| ATH Management Company, LLC | DL270992 | 2024-03-18 | Active | sioux falls |
| ATHAS CAPITAL GROUP, INC. | FB158605 | 2019-01-08 | Revoked | CALABASAS |
| ATHEARN CEMETERY ASSOCIATION | 19030002N | 1903-10-09 | Active | — |
| ATHENA AI HOLDINGS INC. | FB316232 | 2025-12-22 | Active | San Francisco |
| Athena Capital, LLC | DL133123 | 2017-05-04 | Active | SIOUX FALLS |
| Athena Certification Center of South Dakota, LLC | DL194901 | 2021-01-18 | Active | Toledo |
| Athena Design, LLC | DL045646 | 2015-10-28 | Inactive | ABERDEEN |
| ATHENA FIBERS ENTERPRISES, INC. | DB049976 | 2005-07-29 | Dissolved | SIOUX FALLS |
| ATHENA FIBERS, LLC | DL009085 | 2005-04-25 | Dissolved | SIOUX FALLS |
| ATHENA GENESIS, LLC | DL129924 | 2017-01-23 | Active | KAYLOR |
| Athena HR Consulting, LLC | DL239889 | 2022-12-07 | Active | Rapid City |
| ATHENA INTERNATIONAL, L.L.C. | FL000069 | 1995-08-07 | Revoked | NEW ORLEANS |
| Athena Investments, LLC | DL175550 | 2020-01-09 | Dissolved | Sioux Falls |
| ATHENA RESEARCH CORPORATION | DB029812 | 1990-09-06 | Dissolved | SIOUX FALLS |
| ATHENA RESOURCE MANAGEMENT INC | DB267593 | 2024-02-01 | Active | SIOUX FALLS |
| ATHENA'S WISDOM, INC. | DB040193 | 1998-06-22 | Dissolved | SIOUX FALLS |
| ATHENAHEALTH, INC. | FB033908 | 2009-10-28 | Active | Boston |
| ATHENASCOPE, INC. | FB213867 | 2021-11-05 | Revoked | MOUNTAIN VIEW |
| ATHENE ANNUITY & LIFE ASSURANCE COMPANY | FB129797 | 2017-01-17 | Inactive | WEST DES MOINES |
| ATHENE ANNUITY AND LIFE COMPANY | FB129709 | 2017-01-17 | Active | WEST DES MOINES |
| Athene Securities, LLC | FL255570 | 2023-07-28 | Active | West Des Moines |
| ATHENE, INC. | DB055204 | 2010-03-10 | Dissolved | RAPID CITY |
| Atheniax LLC | DL223556 | 2022-03-25 | Dissolved | Sioux Falls |
| ATHENS ADMINISTRATIVE, LLC | FL003787 | 2007-10-24 | Inactive | O FALLON |
| ATHENS BENEFITS INSURANCE SERVICES, INC. | FB030945 | 2006-09-12 | Revoked | CONCORD |
| ATHENS INSURANCE SERVICE, INC. | FB037747 | 2014-04-28 | Inactive | CONCORD |
| ATHENS RISTORANTE, LLC | DL006706 | 2003-12-24 | Inactive | — |
| ATHENS VOLUNTEER FIRE DEPARTMENT | 19530020ND | 1953-05-13 | Dissolved | — |
| ATHERTON, LLC | DL022710 | 2010-10-25 | Dissolved | CANTON |
| Athey Creek Consultants, LLC | FL302419 | 2025-06-12 | Inactive | West Linn |
| ATHEY PRODUCTS CORPORATION | FB002375 | 1964-10-30 | Inactive | RALEIGH |
| ATHEY PRODUCTS CORPORATION | FB012269 | 1988-08-19 | Revoked | WAKE FOREST |
| ATHLETA LLC | FL139062 | 2017-10-27 | Revoked | SAN FRANCISCO |
| Athleta LLC | FL178412 | 2020-03-06 | Active | San Francisco |
| ATHLETE ASSET PROTECTION PLLC | FL289982 | 2024-12-31 | Revoked | Lincoln |
| Athletes Premium LLC | DL287177 | 2024-11-18 | Active | Sioux Falls |
| ATHLETEZY BRANDS LLC | DL299657 | 2025-05-06 | Suspended | Marietta |
| ATHLETIC EDGE, LTD. | DB030712 | 1991-05-31 | Dissolved | — |
| ATHLETIC FITTERS, INC. | FB012895 | 1989-08-07 | Revoked | SPICER |
| ATHLETIC'S NORTH OF SOUTH DAKOTA, INC. | DB038940 | 1997-08-25 | Dissolved | — |
| ATHLETICA SPORT SYSTEMS INC. | FB034107 | 2010-02-04 | Active | — |
| ATHLETICO MANAGEMENT, LLC | FL043812 | 2015-10-05 | Active | Oak Brook |
| ATHLETICO, LTD. | FB038510 | 2015-05-05 | Active | Oak Brook |
| ATHLETICS NORTH CENTRAL, INC. | DB029992 | 1990-11-21 | Inactive | — |
| ATHLETICS NORTH, INC. | FB016689 | 1994-02-09 | Revoked | DEPERE |
| Athletics Room LLC | DL131443 | 2017-03-12 | Active | Rapid City |
| ATHOL VETS CLUB, INCORPORATED | NS001258 | 1956-12-20 | Inactive | — |
| ATHOS Group Security, Inc. | FB172307 | 2019-10-29 | Inactive | Irving |
| Athyrium Cleaning LLC | DL205870 | 2021-07-03 | Active | Sioux Falls |
| ATI HOLDING, INC. | DB055762 | 2010-12-16 | Active | Jefferson |
| ATI PROPERTIES, LLC | DL020552 | 2010-01-07 | Active | HURON |
| ATI Restoration, LLC | FL191217 | 2020-11-13 | Active | Anaheim |
| ATI, INC. | FB023012 | 1999-10-05 | Revoked | JACKSONVILLE |
| ATI, INC. DBA ADVANCED TELECOM INTEGRATIONS, INC. | FB020610 | 1997-10-17 | Revoked | JACKSONVILLE |
| ATIS, CORP. | DB023508 | 1984-06-08 | Inactive | — |
| ATIWU LLC | DL195757 | 2021-02-01 | Inactive | Sioux Falls |
| ATK Landscaping LLC | DL200800 | 2021-04-14 | Active | BLACK HAWK |
| ATK Properties LLC | DL214423 | 2021-11-14 | Dissolved | RAPID CITY |
| ATKINS AND SONS CONSTRUCTION, LLC | DL016636 | 2008-06-02 | Inactive | CENTRAL CITY |
| Atkins Construction LLC | DL175473 | 2020-01-08 | Dissolved | STURGIS |
| ATKINS ENERGY GOVERNMENT GROUP, INC. | FB016731 | 1994-03-01 | Inactive | COLUMBIA |
| ATKINS ENTERPRISES, INC. | DB030968 | 1991-09-20 | Dissolved | Victor |
| ATKINS FAMILY FARMS, INC. | DF039726 | 1998-03-02 | Active | TEA |
| ATKINS FAMILY LIMITED PARTNERSHIP | DP001920 | 2008-08-27 | Active | SIOUX FALLS |
| ATKINS INSURANCE, INC. | DB023247 | 1984-03-19 | Dissolved | — |
| ATKINS MANAGEMENT COMPANY, LLC | DL017239 | 2008-08-27 | Dissolved | TEA |