| 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 |
| ADVANCED COMPUTER SUPPORT, INC. | — | 10072139 | 2005-05-26 | Active | BELLEVUE |
| ADVANCED COMPUTER SYSTEMS, INC. | — | 1116506 | 1991-03-04 | Inactive | — |
| ADVANCED COMPUTER SYSTEMS, INC. | — | 0650242 | 1982-07-29 | Inactive | — |
| ADVANCED COMPUTER SYSTEMS, INC. | — | 10013794 | 2000-06-02 | Inactive | GERING |
| ADVANCED COMPUTER TECHNOLOGY SERVICES, INC. | — | 1090370 | 1990-09-10 | Inactive | — |
| ADVANCED CONCRETE DESIGNS, LLC | — | 10077385 | 2005-10-31 | Inactive | LINCOLN |
| ADVANCED CONCRETE GROOVING, INC | — | 10251266 | 2017-10-26 | Inactive | RANDALL |
| ADVANCED CONCRETE PLACEMENT, INC. | — | 10018427 | 2000-11-02 | Inactive | — |
| ADVANCED CONNECTOR SYSTEMS, LLC | — | 10017447 | 2000-10-03 | Inactive | OMAHA |
| ADVANCED CONSTRUCTION SERVICES, INC. | — | 0856703 | 1986-07-29 | Inactive | OMAHA |
| ADVANCED CONSTRUCTION SERVICES, INC. | — | 1036899 | 1989-10-02 | Inactive | — |
| ADVANCED CONSTRUCTION SYSTEMS, INC. | — | 1234228 | 1993-03-16 | Inactive | — |
| ADVANCED CONSULTING ENGINEERING SERVICES, INC. | — | 10095408 | 2007-03-05 | Active | WEST POINT |
| ADVANCED CONTENT MARKETING EXPERTS LLC | — | 1901002093 | 2019-01-07 | Inactive | OMAHA |
| ADVANCED CONTRACT EQUIPMENT AND DESIGN, L.C. | — | 2209177279 | 2022-09-15 | Active | MARION |
| ADVANCED CONTRACTING LLC | — | 10087660 | 2006-08-03 | Inactive | LINCOLN |
| ADVANCED COPY SYSTEMS, INC. | — | 0534498 | 1980-06-12 | Inactive | OMAHA |
| ADVANCED CORRECTIONAL HEALTHCARE, INC. | — | 10100299 | 2007-07-16 | Active | FRANKLIN |
| ADVANCED COSMETIC IMAGE, INC. | — | 1122666 | 1991-04-15 | Inactive | — |
| ADVANCED CRAFTS COMPANY | — | 10173712 | 2013-03-06 | Inactive | OMAHA |
| ADVANCED CREDIT RECOVERY INCORPORATED | — | 10112562 | 2008-06-24 | Inactive | AMHERST |
| ADVANCED CRYOTHERAPY, L.L.C. | — | 10232388 | 2016-10-07 | Inactive | ORD |
| ADVANCED CUSTOM CONCRETE, L.L.C. | — | 10047240 | 2003-07-02 | Inactive | — |
| ADVANCED DATA CONCEPTS, INC. | — | 1250332 | 1993-06-15 | Inactive | — |
| ADVANCED DATA RECOVERY, L.L.C. | — | 10131597 | 2010-01-29 | Inactive | LINCOLN |
| ADVANCED DATA SOLUTIONS, INC. | — | 1380363 | 1995-04-25 | Inactive | — |