| 186 L.L.C. | — | L00007814357 | 2023-10-06 | Active | Washington |
| 1860 CALIFORNIA STREET ASSOCIATES | — | P03362 | 1979-07-16 | Expired | |
| 1860 CALIFORNIA STREET Cooperative | — | 822276 | 1982-05-11 | Revoked | Washington |
| 1860 CALIFORNIA STREET Cooperative | — | 822276 | 1982-05-11 | Active | |
| 1860 CARTHAGE INC. | — | 774057 | 1977-12-30 | Revoked | |
| 1860 CARTHAGE INC. | — | 774057 | 1977-12-30 | Revoked | |
| 1860 CLYDESDALE COOPERATIVE | — | 100477 | 1956-12-21 | Active | Washington |
| 1860 CLYDESDALE COOPERATIVE | — | 100477 | 1956-12-21 | Active | |
| 1860 N.Y. INC. | — | 640519 | 1964-04-03 | Revoked | |
| 1860 N.Y. INC. | — | 640519 | 1964-04-03 | Revoked | |
| 1860 Redwood Terrace LLC | — | L00005991155 | 2018-05-16 | Revoked | Washington |
| 1860 Redwood Terrace LLC | — | L00005991155 | 2018-05-16 | Revoked | |
| 1860 WYOMING COOPERATIVE (THE) | — | 851282 | 1985-04-09 | Active | Washington |
| 1860 WYOMING COOPERATIVE (THE) | — | 851282 | 1985-04-09 | Active | |
| 1861 Kendall LLC | — | C00007433162 | 2022-07-17 | Active | |
| 1861 Kendall LLC | — | C00007433162 | 2022-08-03 | Active | Washington |
| 1862 KENDALL STREET LLC | — | L50951 | 2010-06-30 | Revoked | |
| 1862 KENDALL STREET LLC | — | L50951 | 2010-06-30 | Revoked | Washington |
| 1862 MINTWOOD LLC | — | L02632 | 1998-06-16 | Dissolved | |
| 1862 MINTWOOD LLC | — | L02632 | 1998-06-16 | Dissolved | SILVER SPRING |
| 1862 MINTWOOD OWNER, LLC | — | C00007294048 | 2022-03-21 | Active | |
| 1862 MINTWOOD OWNER, LLC | — | C00007294048 | 2022-03-22 | Active | Washington |
| 1862 MINTWOOD UNIFIED COMMUNITY TENANTS ASSOCIATION INC. | — | 974119 | 1997-12-19 | Revoked | |
| 1862 MINTWOOD UNIFIED COMMUNITY TENANTS ASSOCIATION INC. | — | 974119 | 1997-12-19 | Revoked | |
| 1862 Mintwood Place LLC | — | L00006983816 | 2021-04-16 | Dissolved | |
| 1862 Mintwood Place LLC | — | L00006983816 | 2021-04-16 | Dissolved | Apt 1 |
| 1863 A.D. L.L.C. | — | L10671 | 2002-02-25 | Revoked | |
| 1863 A.D. L.L.C. | — | L10671 | 2002-02-25 | Revoked | |
| 1863 MINTWOOD PLACE TENANT ASSOCIATION INC. | — | 222104 | 2002-07-02 | Revoked | |
| 1863 MINTWOOD PLACE TENANT ASSOCIATION INC. | — | 222104 | 2002-07-02 | Revoked | |
| 1863 VENTURES INCLUSIVE INNOVATION EQUITY IMPACT FUND, LLC | — | L00007238437 | 2022-02-17 | Active | |
| 1863 VENTURES INCLUSIVE INNOVATION EQUITY IMPACT FUND, LLC | — | L00007238437 | 2022-01-28 | Active | Washington |
| 1864 INGLESIDE TERRACE LLC | — | L24721 | 2005-08-15 | Revoked | |
| 1864 INGLESIDE TERRACE LLC | — | L24721 | 2005-08-15 | Revoked | |
| 1864 WYOMING AVENUE L.L.C. | — | L39808 | 2008-07-29 | Active | WASHINGTON |
| 1864 WYOMING AVENUE L.L.C. | — | L39808 | 2008-07-29 | Active | |
| 1865 CALIFORNIA LIMITED PARTNERSHIP | — | 006789 | 1989-03-01 | Revoked | |
| 1865 CALIFORNIA LIMITED PARTNERSHIP | — | 006789 | 1989-03-01 | Revoked | |
| 1865 CALIFORNIA STREET INC. | — | 850421 | 1985-02-06 | Revoked | |
| 1865 CALIFORNIA STREET INC. | — | 850421 | 1985-02-06 | Revoked | |
| 1865 CALIFORNIA STREET LIMITED PARTNERSHIP | — | P01975 | 1981-11-02 | Revoked | |
| 1865 CALIFORNIA STREET LIMITED PARTNERSHIP | — | P01975 | 1981-11-02 | Revoked | LEGACY NO DATA |
| 1865 COMPANY INC. | — | 299045 | 2010-09-02 | Revoked | |
| 1865 COMPANY INC. | — | 299045 | 2010-09-02 | Revoked | |
| 1865 MINTWOOD PLACE TENANTS' ASSOCIATION INC. | — | 794318 | 1979-11-15 | Revoked | WASHINGTON |
| 1865 MINTWOOD PLACE TENANTS' ASSOCIATION INC. | — | 794318 | 1979-11-15 | Revoked | |
| 1865 STEAK SEAFOOD & CIGARS L.L.C. | — | L00006984170 | 2023-10-30 | Revoked | |
| 1865 STEAK SEAFOOD & CIGARS L.L.C. | — | L00006984170 | 2023-10-30 | Revoked | WASHINGTON |
| 1865Experience L.L.C. | — | L00005959566 | 2018-04-05 | Revoked | Washington |
| 1865Experience L.L.C. | — | L00005959566 | 2018-04-05 | Revoked | |
| 1866 ALABAMA AVE SE LLC | — | L00005486232 | 2016-08-01 | Revoked | |
| 1866 ALABAMA AVE SE LLC | — | L00005486232 | 2016-08-01 | Revoked | Washington |
| 1867 MINTWOOD PLACE ASSOCIATION INC. | — | 204549 | 2000-12-29 | Revoked | |
| 1867 MINTWOOD PLACE ASSOCIATION INC. | — | 204549 | 2000-12-29 | Revoked | |
| 1868 Productions Inc. | — | C00008454592 | 2025-06-24 | Active | |
| 1868 Productions Inc. | — | C00008454592 | 2025-06-24 | Dissolved | Washington |
| 1869 MINTWOOD COOPERATIVE Cooperative Association | — | 811384 | 1981-03-30 | Active | |
| 1869 MINTWOOD COOPERATIVE Cooperative Association | — | 811384 | 1981-03-30 | Revoked | Washington |
| 1869 MINTWOOD TENANTS' ASSOCIATION | — | 783437 | 1978-10-05 | Revoked | |
| 1869 MINTWOOD TENANTS' ASSOCIATION | — | 783437 | 1978-10-05 | Revoked | |
| 187 35TH STREET N.E. BENEFICIARY LLC | — | L21962 | 2005-01-24 | Revoked | |
| 187 35TH STREET N.E. BENEFICIARY LLC | — | L21962 | 2005-01-24 | Revoked | |
| 187 35TH STREET N.E. TRUSTEE LLC | — | L21963 | 2005-01-24 | Revoked | |
| 187 35TH STREET N.E. TRUSTEE LLC | — | L21963 | 2005-01-24 | Revoked | |
| 1870 WYOMING AVE , N.W. INC. | — | 551009 | 1955-06-06 | Withdrawn | |
| 1870 WYOMING AVE , N.W. INC. | — | 551009 | 1955-06-06 | Withdrawn | |
| 1870 WYOMING AVENUE, N.W., INC. Cooperative Association | — | 841088 | 1984-03-28 | Active | |
| 1870 WYOMING AVENUE, N.W., INC. Cooperative Association | — | 841088 | 1984-03-28 | Active | Washington |
| 1871 HERITAGE HEADQUARTERS LLC | — | L34849 | 2007-08-16 | Active | Washington |
| 1871 HERITAGE HEADQUARTERS LLC | — | L34849 | 2007-08-16 | Active | |
| 1873 Channing St Ne L.L.C. | — | L00007531882 | 2022-12-29 | Active | |
| 1873 Channing St Ne L.L.C. | — | L00007531882 | 2022-12-29 | Active | Washington |
| 1875 CALIFORNIA STREET CONDOMINIUMS | — | N00005527878 | 2016-10-25 | Active | WASHINGTON |
| 1875 CALIFORNIA STREET CONDOMINIUMS | — | N00005527878 | 2016-10-25 | Active | |
| 1875 CAPITAL, LLC | — | L00005121508 | 2015-03-10 | Withdrawn | |
| 1875 CAPITAL, LLC | — | L00005121508 | 2015-03-11 | Withdrawn | Washington |
| 1875 Capital, LLC | — | L00005063804 | 2014-11-14 | Merged | |
| 1875 Capital, LLC | — | L00005063804 | 2014-11-14 | Merged | Washington |
| 1875 K L.L.C. | — | L02727 | 1998-07-15 | Revoked | |
| 1875 K L.L.C. | — | L02727 | 1998-07-15 | Revoked | |
| 1875 K Street NW Tenant LLC | — | L00005236453 | 2015-07-21 | Withdrawn | New York |
| 1875 K Street NW Tenant LLC | — | L00005236453 | 2015-07-17 | Withdrawn | |
| 1879 CHANNING STREET LLC | — | L00004729188 | 2013-04-04 | Revoked | |
| 1879 CHANNING STREET LLC | — | L00004729188 | 2013-04-04 | Revoked | MT. RAINIER |
| 187coded LLC | — | L00008407020 | 2025-04-24 | Active | |
| 187coded LLC | — | L00008407020 | 2025-04-24 | Active | Washington |
| 1880 COLUMBIA ROAD CORP. | — | 640091 | 1964-01-21 | Revoked | |
| 1880 COLUMBIA ROAD CORP. | — | 640091 | 1964-01-21 | Revoked | |
| 1881 3RD NW INVESTMENT, LLC | — | L00005023324 | 2014-08-25 | Active | WASHINGTON |
| 1881 3RD NW INVESTMENT, LLC | — | L00005023324 | 2014-08-25 | Active | |
| 1881 3RD STREET AML LLC | — | L00005203065 | 2015-05-20 | Active | WASHINGTON |
| 1881 3RD STREET AML LLC | — | L00005203065 | 2015-05-21 | Active | |
| 1881 3rd Street NW Tenant Association | — | N00004957880 | 2014-05-12 | Dissolved | |
| 1881 3rd Street NW Tenant Association | — | N00004957880 | 2014-05-12 | Dissolved | Washington |
| 1882 PROJECT FOUNDATION | — | N00006021110 | 2012-09-25 | Active | |
| 1882 PROJECT FOUNDATION | — | N00006021110 | 2018-06-26 | Active | Washington |
| 1884 COLUMBIA ROAD TENANTS ASSOCATION | — | 790443 | 1979-02-05 | Revoked | |
| 1884 COLUMBIA ROAD TENANTS ASSOCATION | — | 790443 | 1979-02-05 | Revoked | |
| 1884 GP, LLC | — | L00005682083 | 2017-04-18 | Active | WASHINGTON |
| 1884 GP, LLC | — | L00005682083 | 2017-04-18 | Active | |
| 1884 PROMENADE APARTMENTS TENANTS Association | — | 943864 | 1994-11-25 | Revoked | Washington |
| 1884 PROMENADE APARTMENTS TENANTS Association | — | 943864 | 1994-11-25 | Revoked | |
| 1886 MONROE STREET NW LLC | — | L00006118390 | 2018-11-20 | Active | |
| 1886 MONROE STREET NW LLC | — | L00006118390 | 2018-11-26 | Active | Wilmington |
| 1888 MANAGEMENT, LLC | — | L00005766552 | 2017-08-22 | Active | Wichita |
| 1888 MANAGEMENT, LLC | — | L00005766552 | 2017-10-03 | Active | |
| 1890 CORPORATION (THE) | — | 772076 | 1977-07-08 | Revoked | |
| 1890 CORPORATION (THE) | — | 772076 | 1977-07-08 | Revoked | |
| 1890 Cafe & Lounge L.L.C. | — | L00005519832 | 2016-10-06 | Revoked | |
| 1890 Cafe & Lounge L.L.C. | — | L00005519832 | 2016-10-06 | Revoked | Washington |
| 1895 Alabama LLC | — | C00007504338 | 2021-06-04 | Active | |
| 1895 Alabama LLC | — | C00007504338 | 2022-11-11 | Active | Arlington |
| 1896 Residential L.L.C. | — | L00005101261 | 2015-01-26 | Active | |
| 1896 Residential L.L.C. | — | L00005101261 | 2015-01-26 | Active | Kansas City |
| 1896 Savannah Pl LLC | — | US-DC-LL072600817 | 2026-07-14 | Active | Clinton |
| 1898 Health, LLC | — | L00007251299 | 2022-02-15 | Active | Atlanta |
| 1898 Health, LLC | — | L00007251299 | 2022-01-28 | Active | |
| 1898 Ventures, LLC | — | C00007202263 | 2021-11-09 | Active | |
| 1898 Ventures, LLC | — | C00007202263 | 2022-01-06 | Active | Atlanta |
| 1899 L STREET ACQUISITION CORP. | — | 825207 | 1982-12-01 | Revoked | |
| 1899 L STREET ACQUISITION CORP. | — | 825207 | 1982-12-01 | Revoked | |
| 1899 L STREET ASSOCIATES | — | P07555 | 1976-12-29 | Revoked | |
| 1899 L STREET ASSOCIATES | — | P07555 | 1976-12-29 | Revoked | LEGACY NO DATA |
| 1899 L STREET LLC | — | L03285 | 1998-12-31 | Canceled | |
| 1899 L STREET LLC | — | L03285 | 1998-12-31 | Canceled | |
| 1899 L STREET TOWER LLC | — | L22003 | 2005-01-26 | Active | |
| 1899 L STREET TOWER LLC | — | L22003 | 2024-02-12 | Active | San Francisco |
| 1899 PENN OPERATING COMPANY, LLC | — | C00006809431 | 2020-11-30 | Active | |
| 1899 PENN OPERATING COMPANY, LLC | — | C00006809431 | 2020-12-08 | Active | Chicago |
| 1899 PENN OWNER LP | — | P29229 | 2010-08-25 | Withdrawn | |
| 1899 PENN OWNER LP | — | P29233 | — | | |
| 1899 PENN OWNER LP | — | P29229 | 2010-08-25 | Withdrawn | NEW YORK |
| 1899 PENNSYLVANIA AVENUE LLC | — | L07960 | 2001-03-14 | Canceled | |
| 1899 PENNSYLVANIA AVENUE LLC | — | L07960 | 2001-03-14 | Canceled | |
| 1899 Penn Property, LLC | — | C00006810722 | 2020-12-01 | Active | |
| 1899 Penn Property, LLC | — | C00006810722 | 2020-12-10 | Active | Melville |
| 1899HW LLC | — | L00007968294 | 2024-03-15 | Active | |
| 1899HW LLC | — | L00007968294 | 2024-03-15 | Active | Washington |
| 18M LLC | — | L00006445134 | 2019-11-28 | Revoked | |
| 18M LLC | — | L00006445134 | 2019-11-28 | Revoked | WASHINGTON |
| 18St NE LLC | — | L00004188489 | 2012-02-23 | Active | |
| 18St NE LLC | — | L00004188489 | 2012-02-23 | Active | Washington |
| 18T LLC | — | L00006781406 | 2020-10-27 | Revoked | Washington |
| 18T LLC | — | L00006781406 | 2020-10-27 | Revoked | |
| 18TH & D LIQUORS Inc. | — | 253768 | 2005-12-02 | Active | |
| 18TH & D LIQUORS Inc. | — | 253768 | 2023-01-23 | Active | WASHINGTON |
| 18TH & FLA. STS INC. | — | 630793 | 1963-03-07 | Revoked | |
| 18TH & FLA. STS INC. | — | 630793 | 1963-03-07 | Revoked | |
| 18TH & I FASHIONS INC. | — | 822783 | 1982-06-14 | Revoked | |
| 18TH & I FASHIONS INC. | — | 822783 | 1982-06-14 | Revoked | |
| 18TH & K INC. | — | 773706 | 1977-11-30 | Dissolved | |
| 18TH & K INC. | — | 773706 | 1977-11-30 | Dissolved | |
| 18TH & M ASSOCIATES LIMITED PARTNERSHIP | — | 072288 | 1988-09-20 | Dissolved | |
| 18TH & M ASSOCIATES LIMITED PARTNERSHIP | — | 072288 | 1988-09-20 | Dissolved | LEGACY NO DATA |
| 18TH & P STREETS TENANTS ASSOCIATION | — | 834832 | 1983-11-28 | Revoked | |
| 18TH & P STREETS TENANTS ASSOCIATION | — | 834832 | 1983-11-28 | Revoked | |
| 18TH & R ASSOCIATED LIMITED PARTNERSHIP | — | P07002 | 1963-11-27 | Revoked | |
| 18TH & R ASSOCIATED LIMITED PARTNERSHIP | — | P07002 | 1963-11-27 | Revoked | |
| 18TH & R CORPORATION | — | 773959 | 1977-12-21 | Revoked | |
| 18TH & R CORPORATION | — | 773959 | 1977-12-21 | Revoked | |
| 18TH & T LIQUORS INC. | — | 550998 | 1955-05-31 | Revoked | |
| 18TH & T LIQUORS INC. | — | 550998 | 1955-05-31 | Revoked | |
| 18TH & YOGA LLC | — | L12497 | 2002-09-11 | Revoked | |
| 18TH & YOGA LLC | — | L12497 | 2002-09-11 | Revoked | |
| 18TH 1615 L.L.C. | — | L00005753878 | 2017-08-01 | Active | |
| 18TH 1615 L.L.C. | — | L00005753878 | 2017-08-01 | Active | Washington |
| 18TH AMENDMENT LLC | — | L23329 | 2005-05-03 | Active | Washington |
| 18TH AMENDMENT LLC | — | L23329 | 2005-05-03 | Active | |
| 18TH AND COLUMBIA ROAD BUSINESS ASSOCIATION | — | 033048 | 1948-12-03 | Revoked | |
| 18TH AND COLUMBIA ROAD BUSINESS ASSOCIATION | — | 033048 | 1948-12-03 | Revoked | |
| 18TH AND KALORAMA ASSOCIATES LIMITED PARTNERSHIP | — | P04622 | 1979-07-03 | Revoked | |
| 18TH AND KALORAMA ASSOCIATES LIMITED PARTNERSHIP | — | P04622 | 1979-07-03 | Revoked | LEGACY NO DATA |
| 18TH AND L LIMITED PARTNERSHIP | — | P02101 | 1983-09-07 | Revoked | LEGACY NO DATA |
| 18TH AND L LIMITED PARTNERSHIP | — | P02101 | 1983-09-07 | Revoked | |
| 18TH CENTURY AMERICAN ANTIQUES INC. | — | 773813 | 1977-12-07 | Revoked | |
| 18TH CENTURY AMERICAN ANTIQUES INC. | — | 773813 | 1977-12-07 | Revoked | |
| 18TH DYNASTY BUILDERS P.C. | — | C220407 | 2002-02-07 | Revoked | |
| 18TH DYNASTY BUILDERS P.C. | — | C220407 | 2002-02-07 | Revoked | |
| 18TH PL NE, LLC | — | US-DC-LL052600900 | 2026-05-13 | Active | Washington |
| 18TH ST OFFICE BUILDING INC. | — | 681572 | 1968-08-19 | Revoked | |
| 18TH ST OFFICE BUILDING INC. | — | 681572 | 1968-08-19 | Revoked | |
| 18TH ST. PITA GRILL INC. | — | 973544 | 1997-10-28 | Revoked | |
| 18TH ST. PITA GRILL INC. | — | 973544 | 1997-10-28 | Revoked | |
| 18TH STREET BAGEL BAKERY INC. | — | 861866 | 1986-05-09 | Merged | |
| 18TH STREET BAGEL BAKERY INC. | — | 861866 | 1986-05-09 | Merged | |
| 18TH STREET CAFE, INC. (THE) | — | 982315 | 1998-07-16 | Dissolved | |
| 18TH STREET CAFE, INC. (THE) | — | 982315 | 1998-07-16 | Dissolved | |
| 18TH STREET CORP. | — | 910864 | 1991-03-11 | Withdrawn | |
| 18TH STREET CORP. | — | 910864 | 1991-03-11 | Withdrawn | |
| 18TH STREET DEVELOPMENT GROUP LIMITED PARTNERSHIP | — | 018394 | 1994-11-16 | Revoked | LEGACY NO DATA |
| 18TH STREET DEVELOPMENT GROUP LIMITED PARTNERSHIP | — | 018394 | 1994-11-16 | Revoked | |
| 18TH STREET DEVELOPMENT INC. | — | 893825 | 1989-10-20 | Revoked | |
| 18TH STREET DEVELOPMENT INC. | — | 893825 | 1989-10-20 | Revoked | |
| 18TH STREET MAPP LLC | — | L51639 | 2010-08-16 | Revoked | |
| 18TH STREET MAPP LLC | — | L51639 | 2010-08-16 | Revoked | GERMANTOWN |
| 18TH STREET MARKET LLC | — | L0000052303 | 2011-04-05 | Revoked | WASHINGTON |
| 18TH STREET MARKET LLC | — | 302395 | 2011-03-30 | Active | |
| 18TH STREET MARKET LLC | — | L0000052303 | 2011-04-05 | Revoked | |
| 18TH STREET NE LLC | — | L27944 | 2006-04-07 | Revoked | |
| 18TH STREET NE LLC | — | L27944 | 2006-04-07 | Revoked | |