| ADVANTAGE COMPUTER CONSULTING, INC. | — | 28495786 | 1992-03-02 | Inactive | |
| ADVANTAGE COMPUTERS INC. | — | 21263819 | 1985-08-28 | Inactive | |
| ADVANTAGE COMPUTING & ELECTRONIC SERVICES, LLC | — | 82622391 | 2012-01-12 | Active | CORVALLIS |
| ADVANTAGE CONSOLIDATED, LLC | — | 43743897 | 2007-05-21 | Active | SALEM |
| ADVANTAGE CONSTRUCTION & MAINTENANCE INC. | — | 40748493 | 2007-01-26 | Active | BEND |
| ADVANTAGE CONSTRUCTION I LLC | — | 17819293 | 2003-10-16 | Inactive | REDMOND |
| ADVANTAGE CONSTRUCTION LLC | — | 236565891 | 2025-02-14 | Active | SPRINGFIELD |
| ADVANTAGE CONSTRUCTION MANAGEMENT LIMITED LIABILITY COMPANY | — | 152486792 | 2019-02-11 | Inactive | COLLEGE PLACE |
| ADVANTAGE CONSTRUCTION SERVICES, LLC | — | 28184497 | 2005-04-14 | Inactive | BOISE |
| ADVANTAGE CONSTRUCTION, LLC | — | 85826098 | 2012-05-23 | Inactive | |
| ADVANTAGE CONSULTANT ENGINEERS, LLC | — | 12521498 | 2003-01-21 | Inactive | PORTLAND |
| ADVANTAGE CONSULTING GROUP, INC. | — | 39076286 | 1994-03-17 | Inactive | SALEM |
| ADVANTAGE CONSULTING SERVICES, LLC | — | 56957393 | 2009-01-06 | Inactive | BEND |
| ADVANTAGE CONSULTING, INC. | — | 55464888 | 1997-01-22 | Inactive | |
| ADVANTAGE CONTRACTING SERVICES, L.L.C. | — | 27744093 | 2005-03-23 | Inactive | |
| ADVANTAGE CONTRACTOR, INC. | — | 47787288 | 1995-09-20 | Inactive | |
| ADVANTAGE CONTRACTOR, LLC | — | 76148387 | 2000-06-29 | Inactive | |
| ADVANTAGE COPYWRITING LLC | — | 208354191 | 2023-02-28 | Inactive | ASTORIA |
| ADVANTAGE COURIER SERVICES LLC | — | 218477099 | 2023-10-17 | Inactive | PORTLAND |
| ADVANTAGE CREDIT COUNSELING SERVICE, INC. | — | 22021893 | 2004-05-18 | Active | PITTSBURGH |
| ADVANTAGE CROSSBREDS LLC | — | 180471394 | 2021-04-01 | Active | NAMPA |
| ADVANTAGE CUSTOM LANDSCAPING, LLC | — | 67326695 | 2010-03-17 | Active | BEND |
| ADVANTAGE DEALER SERVICES, LLC | — | 91403890 | 2013-02-08 | Inactive | LAKEWOOD |
| ADVANTAGE DENTAL ASSOCIATES BUILDING, LLC | — | 73218290 | 2010-12-07 | Inactive | REDMOND |
| ADVANTAGE DENTAL ASSOCIATES CROOK COUNTY, LLC | — | 73219199 | 2010-12-09 | Inactive | REDMOND |
| ADVANTAGE DENTAL ASSOCIATES, LLC | — | 72952592 | 2010-11-22 | Inactive | REDMOND |
| ADVANTAGE DENTAL GROUP, P.C. | Health care and social assistance | 60971091 | 2009-06-15 | Active | BEND |
| ADVANTAGE DENTAL PLAN, INC. | — | 42293480 | 1994-10-13 | Inactive | REDMOND |
| ADVANTAGE DENTAL SERVICES, LLC | — | 65742281 | 1998-10-16 | Active | BEND |
| ADVANTAGE DENTAL SPECIALISTS, LLC | — | 118027390 | 2016-01-21 | Inactive | REDMOND |
| ADVANTAGE DENTAL SUPPORT GROUP, LLC | — | 46220695 | 2007-09-10 | Inactive | REDMOND |
| ADVANTAGE DEVELOPMENT, INC. | — | 8162497 | 2002-05-14 | Inactive | ABILENE |
| ADVANTAGE DEVELOPMENT, LLC | — | 46338398 | 2007-09-13 | Inactive | |
| ADVANTAGE DIRT CONTRACTORS, INC. | — | 83646894 | 2012-02-23 | Active | KITTITAS |
| ADVANTAGE DISTRIBUTING, L.L.C. | — | 63471487 | 1998-05-20 | Inactive | |
| ADVANTAGE DOCUMENT PREPARATION, LLC | — | 42619296 | 2007-04-06 | Inactive | |
| ADVANTAGE DRILLING LLC | — | 22093595 | 2004-05-21 | Inactive | AURORA |
| ADVANTAGE DRILLS INCORPORATED | — | 60966190 | 2009-06-15 | Inactive | |
| ADVANTAGE DRIVING ACADEMY, LLC | — | 121792097 | 2016-06-08 | Active | PORTLAND |
| ADVANTAGE DRIVING INSTRUCTION LLC | — | 257323197 | 2026-05-11 | Active | REDMOND |
| ADVANTAGE DRY CLEANING, LLC | — | 124967894 | 2016-09-14 | Inactive | HILLSBORO |
| ADVANTAGE DRYCLEANING DELIVERY SERVICE, LLC | — | 38699294 | 2006-10-03 | Inactive | HILLSBORO |
| ADVANTAGE EDUCATION, INC. | — | 15223894 | 2003-05-30 | Active | PORTLAND |
| ADVANTAGE ELECTRIC INC. | — | 68788398 | 2010-05-17 | Inactive | PORTLAND |
| ADVANTAGE ELECTRICAL CONTRACTORS LLC | — | 53551082 | 1996-09-12 | Inactive | |
| ADVANTAGE ELECTRICAL CONTRACTORS, INC. | — | 55178587 | 1996-12-31 | Inactive | |
| ADVANTAGE ELEVATOR/ACCESSIBILITY SYSTEMS CORP. | — | 53463593 | 2008-07-17 | Inactive | MARYSVILLE |
| ADVANTAGE ENERGY SOLUTIONS INC | — | 221480197 | 2024-01-10 | Inactive | VANCOUVER |
| ADVANTAGE ENGINEERS, LLC | — | 109680298 | 2015-03-20 | Inactive | MECHANICSBURG |
| ADVANTAGE ENGINEERS, LLC | — | 126756592 | 2016-11-16 | Active | COLUMBIA |