| ADVANCED SYSTEMS, ANALYTICS AND TECHNOLOGIES, INC. | — | 10182347 | 2013-09-25 | Inactive | BELLEVUE |
| ADVANCED SYSTEMS, INC. | — | 0992536 | 1988-12-29 | Inactive | |
| ADVANCED TACTICAL SERVICES LLC | — | 2110291513 | 2021-10-21 | Active | OMAHA |
| ADVANCED TECHNICAL SERVICES COMPANY | — | 10008644 | 1999-12-29 | Inactive | |
| ADVANCED TECHNOLOGIES GROUP, LLC | — | 2105188426 | 2021-05-12 | Inactive | WEST DES MOINES |
| ADVANCED TECHNOLOGIES, INC | — | 10037946 | 2002-09-11 | Inactive | BELLEVUE |
| ADVANCED TECHNOLOGIES, INCORPORATED | — | 0822035 | 1985-12-19 | Inactive | |
| ADVANCED TECHNOLOGY LABORATORIES, INC. | — | 1144743 | 1991-09-10 | Inactive | |
| ADVANCED TECHNOLOGY REPAIR, LLC | — | 10137567 | 2010-07-20 | Inactive | GERING |
| ADVANCED TECHNOLOGY SERVICES, INC. | — | 2601023382 | 2026-01-22 | Active | PEORIA |
| ADVANCED TEL, INC. | — | 10007381 | 1999-11-15 | Inactive | |
| ADVANCED TELCOM, INC. | — | 10009909 | 2000-02-03 | Inactive | |
| ADVANCED TELE-NET | — | 1346989 | 1994-11-23 | Inactive | |
| ADVANCED TELECOMMUNICATION NETWORK, INC. | — | 1389009 | 1995-06-06 | Inactive | |
| ADVANCED TELECOMMUNICATIONS CORPORATION | — | 1129233 | 1991-05-28 | Inactive | |
| ADVANCED TELEMARKETING CORPORATION | — | 10033480 | 2002-04-11 | Inactive | |
| ADVANCED THERAPY SERVICES, INC. | — | 10051309 | 2003-10-20 | Inactive | GRAND ISLAND |
| ADVANCED TMJ & SLEEP CENTER, PC | — | 10086544 | 2006-06-30 | Inactive | OMAHA |
| ADVANCED TOOL & PLASTIC ENGINEERING, INC. | — | 0626481 | 1982-04-05 | Inactive | GLENWOOD |
| ADVANCED TOWING, INC. | — | 10070091 | 2005-04-04 | Inactive | BENNINGTON |
| ADVANCED TRANSACTIONS SOLUTIONS, LLC | — | 10107468 | 2008-02-04 | Inactive | OMAHA |
| ADVANCED TRANSMISSIONS, LLC | — | 10251865 | 2017-11-09 | Inactive | OMAHA |
| ADVANCED TRANSPARENT SOLUTIONS, LLC | — | 10136343 | 2010-06-10 | Inactive | OMAHA |
| ADVANCED TRANSPORTATION SERVICES LLC | — | 10099553 | 2007-06-22 | Active | OMAHA |
| ADVANCED TRENCHING AND UTILITIES, LLC | — | 10213668 | 2015-08-26 | Active | OMAHA |
| ADVANCED UROLOGY SYSTEMS, L.L.C. | — | 10010563 | 2000-02-24 | Inactive | |
| ADVANCED VASCULAR AND VEIN CENTER, LLC | — | 10032691 | 2002-03-19 | Active | OMAHA |
| ADVANCED VIRTUAL SYSTEMS, INC. | — | 1404387 | 1995-08-25 | Inactive | OMAHA |
| ADVANCED VISION THERAPIES, L.L.C. | — | 10045523 | 2003-05-13 | Active | FREMONT |
| ADVANCED WASH TECHNOLOGY LLC | — | 2305230558 | 2023-05-16 | Active | OMAHA |
| ADVANCED WATER COMPANY, INC. | — | 10070452 | 2005-04-12 | Active | ELKHORN |
| ADVANCED WATERPROOFING SYSTEMS, INC. | — | 0829218 | 1986-02-18 | Inactive | |
| ADVANCED WELDING & FABRICATION, L.L.C. | — | 10177721 | 2013-06-03 | Inactive | LINCOLN |
| ADVANCED WELDING, INC. | — | 1349574 | 1994-12-09 | Inactive | |
| ADVANCED WINDOW TECHNOLOGIES, INC. | — | 1173376 | 1992-03-05 | Inactive | |
| ADVANCED WIRELESS GROUP, LLC | — | 10246476 | 2017-07-20 | Inactive | LOS ANGELES |
| ADVANCED WIRELESS GROUP, LLC | — | 10157149 | 2012-01-23 | Inactive | MIAMI |
| ADVANCED WIRELESS GROUP, LLC | — | 10182688 | 2013-10-02 | Inactive | LAKE ARIEL |
| ADVANCED WIRING SOLUTIONS, LLC | — | 10188396 | 2014-02-14 | Inactive | OMAHA |
| ADVANCEDMEETINGS.COM, INC. | — | 10096613 | 2007-04-02 | Inactive | OMAHA |
| ADVANCEMED CORPORATION | — | 10159283 | 2012-03-14 | Inactive | RESTON |
| ADVANCEMENT ENTERPRISES INC | — | 0419532 | 1977-11-02 | Inactive | |
| ADVANCEMENT ENTERPRISES WEST, INC. | — | 0496626 | 1979-07-16 | Inactive | |
| ADVANCEPCS MAIL SERVICES OF BIRMINGHAM, INC. | — | 10004500 | 1999-07-29 | Inactive | |
| ADVANCEPIERRE FOODS, INC. | — | 10181103 | 2013-08-23 | Active | SPRINGDALE |
| ADVANCEQUITY CORPORATION | — | 10092201 | 2006-12-13 | Inactive | |
| ADVANCES PAINTING SERVICES, INC. | — | 10009091 | 2000-01-10 | Inactive | |
| ADVANCETEC, L.L.C. | — | 1902050586 | 2019-02-15 | Active | RICHMOND |
| ADVANCING STATES, INC. | — | 2603074127 | 2026-03-09 | Active | ARLINGTON |
| ADVANCING TECHNOLOGY, INC. | — | 10022359 | 2001-03-16 | Inactive | SCOTTSBLUFF |