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| ADVANCED BROKERAGE CONSULTANTS, INC. | — | 0898600 | 1987-04-23 | Inactive | |
| ADVANCED BROTHERS HOMES LLC | — | 2001001010 | 2020-01-03 | Active | OMAHA |
| ADVANCED BUILDING & COMPONENTS, INC. | — | 1508700 | 1996-12-16 | Inactive | MEAD |
| ADVANCED BUILDING INSPECTIONS LLC | — | 10232117 | 2016-10-03 | Active | OMAHA |
| ADVANCED BUILDING SERVICE, INC. | — | 1492618 | 1996-10-01 | Inactive | OMAHA |
| ADVANCED BUILDING SYSTEMS, INC. | — | 0510947 | 1979-11-29 | Inactive | |
| ADVANCED BUILDING, INC. | — | 1323075 | 1994-07-12 | Inactive | OMAHA |
| ADVANCED BUSINESS COMMUNICATIONS, INC. | — | 1146404 | 1991-09-19 | Active | PHOENIX |
| ADVANCED BUSINESS CONCEPTS OFFICE SUPPLIES, INC. | — | 1304617 | 1994-03-31 | Inactive | |
| ADVANCED BUSINESS CONCEPTS, INC. | — | 6821707 | 1983-05-24 | Inactive | |
| ADVANCED BUSINESS CONSULTANTS, INC. | — | 1618183 | 1998-02-25 | Inactive | |
| ADVANCED BUSINESS EQUIPMENT & SYSTEMS, INC. | — | 0001422 | 1971-02-08 | Inactive | |
| ADVANCED BUSINESS SOLUTIONS, INC. | — | 10149418 | 2011-06-17 | Inactive | BENNINGTON |
| ADVANCED BUSINESS SOLUTIONS, INCORPORATED | — | 1631757 | 1998-04-14 | Inactive | |
| ADVANCED BUSINESS SOURCES, INC. | — | 0894141 | 1987-03-27 | Inactive | |
| ADVANCED BUSINESS SYSTEMS INC. | — | 6827438 | 1983-06-13 | Inactive | |
| ADVANCED CA$H #1, L.L.C. | — | 10031267 | 2002-01-30 | Inactive | |
| ADVANCED CALL CENTER TECHNOLOGIES, LLC | — | 10050766 | 2003-10-02 | Active | LINCOLN |
| ADVANCED CAPITAL MANAGEMENT, LLC | — | 10134508 | 2010-04-19 | Inactive | |
| ADVANCED CAPITAL SERVICES, INC. | — | 1585634 | 1997-10-17 | Inactive | FAIRBURY |
| ADVANCED CARDIOVASCULAR CARE, PC | — | 10015145 | 2000-07-21 | Active | BELLEVUE |
| ADVANCED CARPET CLEANING, INC. | — | 1281924 | 1993-12-16 | Active | GRETNA |
| ADVANCED CATTLE TECHNOLOGIES, INC. | — | 0296651 | 1974-12-05 | Inactive | |
| ADVANCED CHEMICAL, INC. | — | 1397237 | 1995-07-19 | Inactive | |
| ADVANCED CHENEGA SERVICES, LLC | — | 2604122996 | 2026-04-29 | Active | ANCHORAGE |
| ADVANCED CHIROPRACTIC AND NEUROLOGY, P.C. | — | 10027802 | 2001-09-26 | Active | LAVISTA |
| ADVANCED CHIROPRACTIC AND WELLNESS, P.C. | — | 10102618 | 2007-09-20 | Active | NORFOLK |
| ADVANCED CHIROPRACTIC CARE, INC. | — | 1568837 | 1997-08-06 | Inactive | OMAHA |
| ADVANCED CHIROPRACTIC SOLUTIONS, L.L.C. | — | 1812035473 | 2018-12-31 | Active | HICKMAN |
| ADVANCED CLEANING EQUIPMENT, INC. | — | 1310678 | 1994-05-04 | Active | OMAHA |
| ADVANCED CLEANING SERVICES INCORPORATED | — | 1035282 | 1989-09-20 | Inactive | |
| ADVANCED CLEANROOM TECHNOLOGIES, LLC | — | 10000073 | 1999-03-10 | Inactive | |
| ADVANCED CLIMATE CONTROL, INC. | — | 10101715 | 2007-08-24 | Active | ST. PAUL |
| ADVANCED COATINGS, INC. | — | 10040306 | 2002-12-06 | Inactive | LA VISTA |
| ADVANCED COLOR SPECIALISTS AND ELECTROSTATIC, INC. | — | 1003877 | 1989-03-01 | Active | OMAHA |
| ADVANCED COMFORT SOLUTIONS INC. | — | 2511390092 | 2025-11-19 | Active | CHEYENNE |
| ADVANCED COMMISSIONS, INC. | — | 1475986 | 1996-07-19 | Inactive | |
| ADVANCED COMMODITIES, INC. | — | 10185963 | 2013-12-20 | Active | BARTLETT |
| ADVANCED COMMUNICATIONS AND CONFERENCING, INC. | — | 10120026 | 2009-02-11 | Inactive | OMAHA |
| ADVANCED COMMUNICATIONS CORP. | — | 1567803 | 1997-07-31 | Inactive | |
| ADVANCED COMMUNICATIONS GROUP, INC. | — | 1585106 | 1997-10-15 | Inactive | |
| ADVANCED COMMUNICATIONS TECHNOLOGY INC. | — | 10043139 | 2003-03-03 | Inactive | |
| ADVANCED COMMUNICATIONS, INC. | — | 10014236 | 2000-06-16 | Inactive | |
| ADVANCED COMMUNITY SUPPORT SERVICES, INC | — | 1905160952 | 2019-05-23 | Inactive | |
| ADVANCED COMPETITION ENTERPRISES LLC | — | 10103366 | 2007-10-12 | Inactive | OMAHA |
| ADVANCED COMPRESSOR SERVICES, INC. | — | 10078920 | 2005-12-21 | Inactive | GRAND ISLAND |
| ADVANCED COMPUTER CONSULTANTS, INC. | — | 0465917 | 1978-12-04 | Inactive | |
| ADVANCED COMPUTER SERVICES, INC. | — | 10027655 | 2001-09-21 | Inactive | |
| ADVANCED COMPUTER SOLUTIONS, INC. | — | 1140255 | 1991-08-09 | Inactive | LINCOLN |