| 3DCI LLC | — | L00006438849 | 2019-11-20 | Revoked | Washington |
| 3DCustom Prints LLC | — | L00007193405 | 2022-01-03 | Active | Washington |
| 3DCustom Prints LLC | — | L00007193405 | 2022-01-05 | Active | |
| 3DDTS GLOBAL INC | — | C00004627776 | 2012-09-24 | Revoked | |
| 3DDTS GLOBAL INC | — | C00004627776 | 2012-09-24 | Revoked | |
| 3DE District of Columbia Schools, LLC | — | C00007502630 | 2022-11-09 | Active | Atlanta |
| 3DE District of Columbia Schools, LLC | — | C00007502630 | 2019-10-09 | Active | |
| 3DESIGN INTERIORS LLC | — | L0000055360 | 2011-09-07 | Revoked | |
| 3DESIGN INTERIORS LLC | — | L0000055360 | 2011-09-14 | Revoked | Washington |
| 3DF L.L.C. | — | L00004557963 | 2009-04-15 | Revoked | |
| 3DF L.L.C. | — | L00004557963 | 2012-05-02 | Revoked | RESTON |
| 3DG ALPHA LLC | — | L21911 | 2005-01-18 | Revoked | |
| 3DG ALPHA LLC | — | L21911 | 2005-01-18 | Revoked | |
| 3DG ARCHITECTURE AND DESIGN LLC | — | L39167 | 2008-06-13 | Revoked | |
| 3DG ARCHITECTURE AND DESIGN LLC | — | L39167 | 2008-06-13 | Revoked | |
| 3DG CONSTRUCTION LLC | — | L22415 | 2005-03-01 | Revoked | |
| 3DG CONSTRUCTION LLC | — | L22415 | 2005-03-01 | Revoked | |
| 3DG DELTA LLC | — | L20664 | 2004-10-06 | Revoked | |
| 3DG DELTA LLC | — | L20664 | 2004-10-06 | Revoked | |
| 3DG REAL ESTATE LLC | — | L30515 | 2006-10-23 | Revoked | |
| 3DG REAL ESTATE LLC | — | L30515 | 2006-10-23 | Revoked | |
| 3DG/3400 11TH STREET LLC | — | L24520 | 2005-07-29 | Revoked | |
| 3DG/3400 11TH STREET LLC | — | L24520 | 2005-07-29 | Revoked | Gaithersburg |
| 3DHISTECH USA Inc. | — | 295747 | 2009-10-08 | Revoked | |
| 3DHISTECH USA Inc. | — | 295747 | 2009-10-08 | Revoked | |
| 3DI INC. | — | 920432 | 1992-02-03 | Merged | |
| 3DI INC. | — | 920432 | 1992-02-03 | Merged | |
| 3DI L.L.C. | — | L08898 | 2001-07-09 | Revoked | |
| 3DI L.L.C. | — | L08898 | 2001-07-09 | Revoked | |
| 3DMail Corp. | — | C00006828809 | 2021-01-11 | Revoked | Washington |
| 3DMail Corp. | — | C00006828809 | 2021-01-11 | Revoked | |
| 3DNA Corp. | — | C00004828085 | 2011-01-25 | Revoked | |
| 3DNA Corp. | — | C00004828085 | 2013-10-28 | Revoked | Los Angeles |
| 3DS CABLING LLC | — | L00006765215 | 2020-10-06 | Revoked | |
| 3DS CABLING LLC | — | L00006765215 | 2020-10-06 | Revoked | WASHINGTON |
| 3DSTORMSTUDIO LLC | — | L0000052222 | 2011-03-31 | Revoked | WASHINGTON |
| 3DSTORMSTUDIO LLC | — | L0000052222 | 2011-03-31 | Revoked | |
| 3Degrees Group, Inc. | — | C00007170851 | 2021-11-30 | Active | |
| 3Degrees Group, Inc. | — | C00007170851 | 2021-11-30 | Active | Washington |
| 3E (ENERGY EFFICIENT EVOLUTION) LLC | — | L45172 | 2009-08-14 | Revoked | |
| 3E (ENERGY EFFICIENT EVOLUTION) LLC | — | L45172 | 2009-08-14 | Revoked | |
| 3E CORPORATION (THE) | — | 825106 | 1982-11-19 | Revoked | |
| 3E CORPORATION (THE) | — | 825106 | 1982-11-19 | Revoked | |
| 3E DEVELOPMENT CORPORATION | — | 903903 | 1990-11-06 | Dissolved | |
| 3E DEVELOPMENT CORPORATION | — | 903903 | 1990-11-06 | Dissolved | |
| 3E ENERGY SERVICES LLC | — | L01949 | 1997-11-12 | Revoked | |
| 3E ENERGY SERVICES LLC | — | L01949 | 1997-11-12 | Revoked | |
| 3E GRAPHICS PLUS LLC | — | L38747 | 2008-05-13 | Revoked | Washington |
| 3E GRAPHICS PLUS LLC | — | L38747 | 2008-05-13 | Revoked | |
| 3E Law PLLC | — | L00006080968 | 2018-09-24 | Revoked | |
| 3E Law PLLC | — | L00006080968 | 2018-09-24 | Revoked | Washington |
| 3E Printing & Design LLC | — | L00004607866 | 2012-08-13 | Revoked | Washington |
| 3E Printing & Design LLC | — | L00004607866 | 2012-08-13 | Revoked | |
| 3E, EXCLUSIVE EMPIRE ENT LLC | — | L00008038398 | 2024-04-12 | Revoked | |
| 3E, EXCLUSIVE EMPIRE ENT LLC | — | L00008038398 | 2024-04-12 | Revoked | WASHINGTON |
| 3E, LLC | — | C00007306532 | 2022-03-28 | Revoked | Douglasville |
| 3E, LLC | — | C00007306532 | 2021-01-06 | Revoked | |
| 3F Inc. | — | C00007463579 | 2022-09-16 | Revoked | |
| 3F Inc. | — | C00007463579 | 2022-09-16 | Revoked | Washington |
| 3FG LLC | — | L31891 | 2007-01-24 | Revoked | |
| 3FG LLC | — | L31891 | 2007-01-24 | Revoked | |
| 3FirstNames Management Services LLC | — | C00007554472 | 2021-12-29 | Active | |
| 3FirstNames Management Services LLC | — | C00007554472 | 2023-01-24 | Revoked | Bowie |
| 3Five Audio LLC | — | US-DC-LL072601628 | 2026-07-27 | Active | Washington |
| 3G 1G 1352 RANDOLPH ST NW, LLC | — | L00005492692 | 2016-08-15 | Revoked | |
| 3G 1G 1352 RANDOLPH ST NW, LLC | — | L00005492692 | 2016-08-15 | Revoked | WASHINGTON |
| 3G 1G 4021 22ND ST NE LLC | — | L00005460844 | 2016-06-16 | Revoked | |
| 3G 1G 4021 22ND ST NE LLC | — | L00005460844 | 2016-06-16 | Revoked | WASHINGTON |
| 3G 1G 624 JEFFERSON ST NW, LLC | — | L00005521458 | 2016-10-11 | Revoked | |
| 3G 1G 624 JEFFERSON ST NW, LLC | — | L00005521458 | 2016-10-11 | Revoked | WASHINGTON |
| 3G LLC | — | L45044 | 2009-08-10 | Revoked | |
| 3G LLC | — | L00008092060 | 2024-06-18 | Revoked | |
| 3G LLC | — | L00008092060 | 2024-06-07 | Revoked | Washington |
| 3G LLC | — | L45044 | 2009-08-10 | Revoked | |
| 3G Market Inc. | — | C00004971551 | 2014-06-05 | Revoked | |
| 3G Market Inc. | — | C00004971551 | 2014-06-05 | Revoked | |
| 3G SASS INC. | — | 903511 | 1990-10-09 | Revoked | |
| 3G SASS INC. | — | 903511 | 1990-10-09 | Revoked | |
| 3GC Incorporated | — | N00005941996 | 2018-03-28 | Revoked | |
| 3GC Incorporated | — | N00005941996 | 2018-03-28 | Revoked | Willingboro |
| 3GDC, Inc. | — | N00006755599 | 2020-09-29 | Active | |
| 3GDC, Inc. | — | N00006755599 | 2021-08-26 | Active | Washington |
| 3GRANTBOYS LLC | — | L00008193376 | 2024-10-29 | Active | |
| 3GRANTBOYS LLC | — | L00008193376 | 2024-10-29 | Active | Washington |
| 3GW Enterprises LLC | — | L00006445999 | 2019-12-02 | Revoked | Washingon |
| 3GW Enterprises LLC | — | L00006445999 | 2019-12-02 | Revoked | |
| 3Ganges Street LLC | — | C00007747965 | 2023-08-01 | Revoked | Chevy Chase |
| 3Ganges Street LLC | — | C00007747965 | 2022-11-05 | Active | |
| 3H AGENT SERVICES, INC. | — | 296728 | 2010-01-27 | Active | |
| 3H AGENT SERVICES, INC. | — | 296728 | 2023-07-20 | Active | Saratoga Springs |
| 3H Holdings LLC | — | L00005565410 | 2017-01-20 | Dissolved | |
| 3H Holdings LLC | — | L00005565410 | 2017-01-16 | Dissolved | Waashington |
| 3H TECHNOLOGY FEDERAL Corp. | — | 271915 | 2007-07-09 | Withdrawn | RESTON |
| 3H TECHNOLOGY FEDERAL Corp. | — | 271915 | 2007-07-09 | Withdrawn | |
| 3H TECHNOLOGY L.L.C. | — | L33969 | 2007-06-13 | Withdrawn | |
| 3H TECHNOLOGY L.L.C. | — | L33969 | 2007-06-13 | Withdrawn | RESTON |
| 3H Technology, L.L.C. | — | C00007024570 | 1997-05-22 | Withdrawn | |
| 3H Technology, L.L.C. | — | C00007024570 | 2021-06-08 | Withdrawn | Herndon |
| 3H behavioral Wellness LLC | — | C00008476647 | 2025-06-23 | Active | |
| 3H behavioral Wellness LLC | — | C00008476647 | 2025-07-21 | Active | Silver Spring |
| 3HO FOUNDATION OF WASHINGTON, D.C. AND VIRGINIA | — | 712394 | 1971-10-18 | Active | Sterling |
| 3HO FOUNDATION OF WASHINGTON, D.C. AND VIRGINIA | — | 712394 | 1971-10-18 | Active | |
| 3HartsEnterprises L.L.C. | — | L00005788448 | — | Active | |
| 3Heritage LLC | — | L00007017844 | 2021-06-01 | Revoked | |
| 3Heritage LLC | — | L00007017844 | 2021-06-01 | Revoked | Brandywine |
| 3I INFOTECH Inc. | — | C0000001246 | 2000-01-07 | Active | |
| 3I INFOTECH Inc. | — | C0000001246 | 2011-05-27 | Active | EDISON |
| 3JA LLC | — | L00007985168 | 2024-03-22 | Revoked | |
| 3JA LLC | — | L00007985168 | 2024-03-22 | Revoked | WASHINGTON |
| 3K INC | — | C00005551105 | 2021-09-08 | Revoked | Washington |
| 3K INC | — | C00005551105 | 2021-09-08 | Revoked | |
| 3K TAKEOUT LLC | — | L19854 | 2004-07-26 | Revoked | |
| 3K TAKEOUT LLC | — | L19854 | 2004-07-26 | Revoked | |
| 3K1A Strategies L.L.C. | — | L00004910515 | 2014-03-24 | Revoked | |
| 3K1A Strategies L.L.C. | — | L00004910515 | 2014-03-24 | Revoked | Washington |
| 3KC LLC | — | L0000053449 | 2011-06-01 | Revoked | WASHINGTON |
| 3KC LLC | — | L0000053449 | 2011-06-01 | Revoked | |
| 3KSERVICES LLC | — | L00006849898 | 2021-02-01 | Revoked | Washington |
| 3KSERVICES LLC | — | L00006849898 | 2021-02-01 | Revoked | |
| 3L & J TRUST LLC | — | L16008 | 2003-08-29 | Revoked | |
| 3L & J TRUST LLC | — | L16008 | 2003-08-29 | Revoked | |
| 3L LLC | — | L53012 | 2010-11-12 | Revoked | |
| 3L LLC | — | L53012 | 2010-11-12 | Revoked | |
| 3L-LLC Strategic Consulting Limited Liability Company | — | L00008486598 | 2025-08-05 | Active | |
| 3L-LLC Strategic Consulting Limited Liability Company | — | L00008486598 | 2025-07-29 | Active | Washington |
| 3Lavaggio LLC | — | L00007898288 | 2024-01-31 | Revoked | washington |
| 3Lavaggio LLC | — | L00007898288 | 2024-02-01 | Revoked | |
| 3M BUSINESS PRODUCTS SALES INCORPORATED | — | 660074 | 1966-01-14 | Revoked | |
| 3M BUSINESS PRODUCTS SALES INCORPORATED | — | 660074 | 1966-01-14 | Revoked | |
| 3M COMPANY | — | 733183 | 1973-12-10 | Merged | |
| 3M COMPANY | — | 733183 | 1973-12-10 | Merged | |
| 3M Company | — | 720013 | 1972-01-03 | Active | ST PAUL |
| 3M Company | — | 720013 | 1972-01-03 | Active | |
| 3M ENTERPRISES INC. | — | 723158 | 1972-11-27 | Revoked | |
| 3M ENTERPRISES INC. | — | 723158 | 1972-11-27 | Revoked | |
| 3M INTERNATIONAL LOGISTIC INC. | — | 203535 | 2000-09-28 | Revoked | |
| 3M INTERNATIONAL LOGISTIC INC. | — | 203535 | 2000-09-28 | Revoked | |
| 3M INVESTMENTS, LLC | — | L00005626807 | 2017-03-16 | Revoked | |
| 3M INVESTMENTS, LLC | — | L00005626807 | 2017-03-16 | Revoked | WASHINGTON |
| 3M MUSE MOTION MANAGEMENT LLC | — | US-DC-LL062600433 | 2026-06-08 | Active | Washington |
| 3M esbe dental product | — | N00006405046 | 2019-10-06 | Revoked | |
| 3M esbe dental product | — | N00006405046 | 2019-10-06 | Revoked | Washington |
| 3M&G LLC | — | L01166 | 1996-12-03 | Active | Bethesda |
| 3M&G LLC | — | L01166 | 1996-12-03 | Active | |
| 3MA Holdings LLC | — | US-DC-LL042601889 | 2026-04-28 | Active | Wdbg |
| 3MD LLC | — | L00006499623 | 2020-02-07 | Active | |
| 3MD LLC | — | L00006499623 | 2020-02-07 | Active | WASHINGTON |
| 3ME Money Makin Movement LLC | — | L00008069235 | 2024-05-20 | Revoked | |
| 3ME Money Makin Movement LLC | — | L00008069235 | 2024-05-20 | Revoked | Clinton |
| 3N Consulting Group LLC | — | US-DC-FN072601680 | 2026-07-27 | Active | Clarksburg |
| 3N Consulting LLC | — | US-DC-LL052600269 | 2026-05-05 | Active | Washington |
| 3N PROPERTIES LLC | — | L00007058827 | 2021-07-16 | Revoked | |
| 3N PROPERTIES LLC | — | L00007058827 | 2021-07-16 | Revoked | WASHINGTON |
| 3N WASHINGTON LLC | — | L00004835099 | 2013-06-21 | Revoked | |
| 3N WASHINGTON LLC | — | L00004835099 | 2013-11-14 | Revoked | HOUSTON |
| 3NC Limited Liability Company | — | L00007344575 | 2022-04-18 | Revoked | |
| 3NC Limited Liability Company | — | L00007344575 | 2022-04-18 | Revoked | Washington |
| 3NJ LLC | — | L00004787138 | 2013-07-23 | Active | |
| 3NJ LLC | — | L00004787138 | 2013-07-23 | Active | Washington |
| 3NS KEBEDE TRADING LLC | — | L00007835000 | 2025-05-30 | Active | Washington |
| 3NS KEBEDE TRADING LLC | — | L00007835000 | 2025-05-30 | Active | |
| 3P DELIVERY INC. | — | 262634 | 2006-08-30 | Revoked | |
| 3P DELIVERY INC. | — | 262634 | 2006-08-30 | Revoked | |
| 3P Inc. | — | 251222 | 2005-04-19 | Revoked | |
| 3P Inc. | — | 251222 | 2005-04-19 | Revoked | WASHINGTON |
| 3P Production L.L.C. | — | L00007729288 | 2023-06-21 | Active | |
| 3P Production L.L.C. | — | L00007729288 | 2021-12-31 | Active | Washington |
| 3PHASE EXCEL ELEVATOR LLC | — | L00007312197 | 2019-11-22 | Active | |
| 3PHASE EXCEL ELEVATOR LLC | — | L00007312197 | 2022-03-29 | Active | Canton |
| 3PLUS2 CREATIVE LLC | — | L39773 | 2008-07-24 | Revoked | WASHINGTON |
| 3PLUS2 CREATIVE LLC | — | L39773 | 2008-07-24 | Revoked | |
| 3PM IT Recruitment & Staffing LLC | — | L00007571050 | 2023-02-07 | Revoked | |
| 3PM IT Recruitment & Staffing LLC | — | L00007571050 | 2023-02-07 | Revoked | Washington |
| 3PV CONSULTING LLC | — | L00007015823 | 2021-05-27 | Active | |
| 3PV CONSULTING LLC | — | L00007015823 | 2021-04-20 | Active | WASHINGTON |
| 3Phz Group Holdings, Inc. | — | US-DC-FN012601556 | 2026-01-26 | Active | Boston |
| 3Point Real Estate Solutions LLC | — | L00004593779 | 2012-05-09 | Withdrawn | |
| 3Point Real Estate Solutions LLC | — | L00004593779 | 2012-07-18 | Withdrawn | Dallas |
| 3QE Design Solutions L.L.C. | — | L00006209777 | 2019-04-16 | Revoked | |
| 3QE Design Solutions L.L.C. | — | L00006209777 | 2019-03-11 | Revoked | Washington |
| 3R Painting & Contracting Co. Inc. | — | C00005320217 | 1986-12-05 | Revoked | |
| 3R Painting & Contracting Co. Inc. | — | C00005320217 | 2016-01-11 | Revoked | Neptune |
| 3R's Depot LLC | — | L00007482941 | 2022-10-12 | Revoked | |
| 3R's Depot LLC | — | L00007482941 | 2022-10-12 | Revoked | Washington |
| 3R.A SOLUTIONS, LLC | — | US-DC-LL032600631 | 2026-03-10 | Active | East Elmhurst |
| 3RD & K STREET MARKET Inc. | — | 283427 | 2008-12-05 | Active | Washington |
| 3RD & K STREET MARKET Inc. | — | 283427 | 2008-12-05 | Active | |
| 3RD & K, LLC | — | L00005208185 | 2015-06-01 | Active | Washington |
| 3RD & K, LLC | — | L00005208185 | 2015-06-01 | Active | |
| 3RD & M, LLC | — | L27381 | 2006-03-02 | Active | |
| 3RD & M, LLC | — | L27381 | 2006-03-02 | Active | Washington |
| 3RD & RANDOLPH LLC | — | L48945 | 2010-03-29 | Revoked | |
| 3RD & RANDOLPH LLC | — | L48945 | 2010-03-29 | Revoked | |
| 3RD AND RANDOLPH, N.E., LLC | — | L00004592668 | 2012-07-17 | Revoked | |
| 3RD AND RANDOLPH, N.E., LLC | — | L00004592668 | 2012-07-17 | Revoked | WASHINGTON |
| 3RD AT DEVELOPMENT LLC | — | L20701 | 2004-10-07 | Revoked | |
| 3RD AT DEVELOPMENT LLC | — | L20701 | 2004-10-07 | Revoked | |
| 3RD AVE ODD LOTS LLC | — | L00008179921 | 2024-10-08 | Active | |
| 3RD AVE ODD LOTS LLC | — | L00008179921 | 2024-10-08 | Active | WASHINGTON |
| 3RD COAST CONTRACTORS INC. | — | 950806 | 1995-03-08 | Active | |