| 1933 S STREET N.W. LIMITED PARTNERSHIP | — | 035489 | 1989-11-17 | Revoked | |
| 1933 S STREET N.W. LIMITED PARTNERSHIP | — | 035489 | 1989-11-17 | Revoked | LEGACY NO DATA |
| 1934 15th St NW, LLC | — | L00005451818 | 2016-06-03 | Revoked | |
| 1934 15th St NW, LLC | — | L00005451818 | 2016-06-03 | Revoked | Washington |
| 1934 2nd Street LLC | — | L00006388140 | 2019-09-12 | Dissolved | |
| 1934 2nd Street LLC | — | L00006388140 | 2019-09-12 | Dissolved | Las Vegas |
| 1934 CALVERT STREET DEVELOPMENT LLC | — | L21946 | 2005-01-21 | Dissolved | |
| 1934 CALVERT STREET DEVELOPMENT LLC | — | L21946 | 2005-01-21 | Dissolved | |
| 1934 FIRST STREET INC. | — | 813254 | 1981-07-23 | Revoked | |
| 1934 FIRST STREET INC. | — | 813254 | 1981-07-23 | Revoked | |
| 1934 L.L.C. | — | L00765 | 1996-03-27 | Revoked | NONE |
| 1934 L.L.C. | — | L00765 | 1996-03-27 | Revoked | |
| 1935 12TH STREET CONDOMINIUM UNIT OWNERS' ASSOCIAITON Inc. | — | 290471 | 2009-02-19 | Revoked | |
| 1935 12TH STREET CONDOMINIUM UNIT OWNERS' ASSOCIAITON Inc. | — | 290471 | 2009-02-19 | Revoked | Washington |
| 1935 18TH STREET SE LLC | — | L26323 | 2005-12-08 | Active | |
| 1935 18TH STREET SE LLC | — | L26323 | 2005-12-08 | Active | Washington |
| 1935 5TH STREET INC. | — | 894732 | 1989-12-28 | Dissolved | |
| 1935 5TH STREET INC. | — | 894732 | 1989-12-28 | Dissolved | |
| 1935 CALVERT STREET,NW.LIMITED PARTNERSHIL | — | P01912 | 1983-09-01 | Revoked | |
| 1935 CALVERT STREET,NW.LIMITED PARTNERSHIL | — | P01912 | 1983-09-01 | Revoked | LEGACY NO DATA |
| 1935, Inc. | — | 924351 | 1992-12-15 | Dissolved | |
| 1935, Inc. | — | 924351 | 1992-12-15 | Dissolved | Washington |
| 1935-5TH INVESTORS, LLC | — | 015692 | 1992-12-15 | Active | |
| 1935-5TH INVESTORS, LLC | — | 015692 | 1992-12-15 | Active | Rockville |
| 1936 11th LLC | — | L00006815124 | 2020-12-16 | Revoked | |
| 1936 11th LLC | — | L00006815124 | 2020-12-16 | Revoked | Washington |
| 1936 11th Street L.L.C. | — | L00008257968 | 2025-01-28 | Active | |
| 1936 11th Street L.L.C. | — | L00008257968 | 2025-01-28 | Active | Washington |
| 1936 3rd LLC | — | L00005265234 | 2015-09-12 | Revoked | Washington |
| 1936 3rd LLC | — | L00005265234 | 2015-09-12 | Revoked | |
| 1936 9th Street LLC | — | L00004989492 | 2016-08-09 | Active | |
| 1936 9th Street LLC | — | L00004989492 | 2016-08-09 | Active | Washington |
| 1936 Upshur LLC | — | L00007711251 | 2023-05-24 | Revoked | |
| 1936 Upshur LLC | — | L00007711251 | 2023-05-24 | Revoked | Washington |
| 1937 12TH STREET CONDOMINIUM UNIT OWNERS' ASSOCIATION INC. | — | 290472 | 2009-02-19 | Revoked | |
| 1937 12TH STREET CONDOMINIUM UNIT OWNERS' ASSOCIATION INC. | — | 290472 | 2009-02-19 | Revoked | Washington |
| 1937 2nd Street NE LLC | — | L00005540401 | 2016-11-21 | Active | Washington |
| 1937 2nd Street NE LLC | — | L00005540401 | 2016-11-21 | Active | |
| 1937 4TH ST LLC | — | L00008560732 | 2025-11-03 | Active | |
| 1937 4TH ST LLC | — | L00008560732 | 2025-11-03 | Revoked | Washington |
| 1937 CAPITOL AVENUE, LLC | — | L00006528286 | 2017-03-08 | Active | |
| 1937 CAPITOL AVENUE, LLC | — | L00006528286 | 2020-03-10 | Active | LEESBURG |
| 1937-1941- 14TH ST., N.W. INC. | — | 874743 | 1987-12-22 | Revoked | |
| 1937-1941- 14TH ST., N.W. INC. | — | 874743 | 1987-12-22 | Revoked | |
| 1938 9TH STREET CORPORATION | — | 813364 | 1981-07-30 | Revoked | |
| 1938 9TH STREET CORPORATION | — | 813364 | 1981-07-30 | Revoked | |
| 1938 FIRST STREET LLC | — | L15792 | 2003-08-06 | Revoked | |
| 1938 FIRST STREET LLC | — | L15792 | 2003-08-06 | Revoked | |
| 1939 12TH STREET CONDOMINIUM UNIT OWNERS' ASSOCIATION Inc. | — | 290470 | 2009-02-19 | Active | |
| 1939 12TH STREET CONDOMINIUM UNIT OWNERS' ASSOCIATION Inc. | — | 290470 | 2009-02-19 | Active | Washington |
| 1939 14TH STREET LIMITED PARTNERSHIP | — | 013792 | 1992-10-30 | Revoked | LEGACY NO DATA |
| 1939 14TH STREET LIMITED PARTNERSHIP | — | 013792 | 1992-10-30 | Revoked | |
| 1939 17TH STREET, N.W. COOPERATIVE INC. | — | 793978 | 1979-10-24 | Revoked | |
| 1939 17TH STREET, N.W. COOPERATIVE INC. | — | 793978 | 1979-10-24 | Revoked | |
| 1939 LLC | — | L41615 | 2008-12-08 | Revoked | |
| 1939 LLC | — | L41615 | 2008-12-08 | Revoked | ARLINGTON |
| 1940 BILTMORE CORP. | — | 702000 | 1970-08-18 | Revoked | |
| 1940 BILTMORE CORP. | — | 702000 | 1970-08-18 | Revoked | |
| 1940 MONTANA AVENUE LIMITED PARTNERSHIP | — | 015388 | 1988-03-07 | Revoked | LEGACY NO DATA |
| 1940 MONTANA AVENUE LIMITED PARTNERSHIP | — | 015388 | 1988-03-07 | Revoked | |
| 1940 MONTANA AVENUE LLC | — | L0000053167 | 2011-05-16 | Dissolved | Washington |
| 1940 MONTANA AVENUE LLC | — | L0000053167 | 2011-05-16 | Dissolved | |
| 1940 Summit Pl NE LLC | — | L00005556545 | 2016-12-27 | Revoked | |
| 1940 Summit Pl NE LLC | — | L00005556545 | 2016-12-27 | Revoked | Bethesda |
| 1941 16th Street SE LLC | — | L00008559133 | 2025-10-30 | Active | Washington |
| 1941 16th Street SE LLC | — | L00008559133 | 2025-10-30 | Active | |
| 1941 ASSOCIATES LLC | — | L22629 | 2005-03-16 | Revoked | |
| 1941 ASSOCIATES LLC | — | L22629 | 2005-03-16 | Revoked | |
| 1941 CORPORATION | — | 933893 | 1993-11-09 | Revoked | |
| 1941 CORPORATION | — | 933893 | 1993-11-09 | Revoked | |
| 1941 NAYLOR ROAD LLC | — | L11274 | 2002-04-29 | Withdrawn | |
| 1941 NAYLOR ROAD LLC | — | L11274 | 2002-04-29 | Withdrawn | Washington |
| 1941 Naylor LLC | — | L00007115839 | 2021-09-20 | Active | Clarksville |
| 1941 Naylor LLC | — | L00007115839 | 2021-09-20 | Active | |
| 1941 Naylor Road Tenant Association L.L.C. | — | L00007144979 | 2021-10-21 | Revoked | |
| 1941 Naylor Road Tenant Association L.L.C. | — | L00007144979 | 2021-10-21 | Revoked | Washington |
| 1942 Calvert St NW LLC | — | L00007011165 | 2021-05-20 | Active | |
| 1942 Calvert St NW LLC | — | L00007011165 | 2021-05-20 | Active | Washington |
| 1942 First St. Inc. | — | C00005411291 | 2016-04-05 | Active | |
| 1942 First St. Inc. | — | C00005411291 | 2016-04-05 | Active | WASHINGTON |
| 1942 Investments L.L.C. | — | L00005789673 | — | Active | |
| 1942 L.L.C. | — | L17196 | 2003-12-23 | Revoked | |
| 1942 L.L.C. | — | L17196 | 2003-12-23 | Revoked | Washington |
| 1943 Alabama Ave LLC | — | L00008572935 | 2025-11-19 | Revoked | Washington |
| 1943 Alabama Ave LLC | — | L00008572935 | 2025-11-20 | Active | |
| 1943 CLASS OF ARMSTRONG SENIOR HIGH SCHOOL, THE | — | 733030 | 1973-11-20 | Revoked | |
| 1943 CLASS OF ARMSTRONG SENIOR HIGH SCHOOL, THE | — | 733030 | 1973-11-20 | Revoked | |
| 1943 NEW YORK AVENUE LIMITED PARTNERSHIP | — | 004190 | 1990-01-26 | Revoked | LEGACY NO DATA |
| 1943 NEW YORK AVENUE LIMITED PARTNERSHIP | — | 004190 | 1990-01-26 | Revoked | |
| 1943 NEW YORK AVNEUE LLC | — | L0000053188 | 2011-05-18 | Dissolved | |
| 1943 NEW YORK AVNEUE LLC | — | L0000053188 | 2011-05-18 | Dissolved | Washington |
| 1944 3rd ST NE LLC | — | L00007371931 | 2022-05-23 | Active | |
| 1944 3rd ST NE LLC | — | L00007371931 | 2022-05-23 | Active | McLean |
| 1944 Bennett Place LLC | — | L00006672141 | 2022-02-23 | Revoked | Washington |
| 1944 Bennett Place LLC | — | L00006672141 | 2020-07-06 | Revoked | |
| 1944 Capitol Avenue NE LLC | — | L00005981304 | 2018-05-02 | Revoked | Washington |
| 1944 Capitol Avenue NE LLC | — | L00005981304 | 2018-05-02 | Revoked | |
| 1946 3rd St LLC | — | L00006989591 | 2021-04-23 | Revoked | |
| 1946 3rd St LLC | — | L00006989591 | 2021-04-23 | Revoked | Washington |
| 1946 Chesterbrook LLC | — | L00006989430 | 2021-04-23 | Active | |
| 1946 Chesterbrook LLC | — | L00006989430 | 2021-04-22 | Active | Washington |
| 1946 Corporation | — | 843378 | 1984-09-11 | Active | |
| 1946 Corporation | — | 843378 | 1984-09-11 | Active | WASHINGTON |
| 1946 NEW HAMPSHIRE LLC | — | L00004865711 | 2014-01-30 | Revoked | WASHINGTON |
| 1946 NEW HAMPSHIRE LLC | — | L00004865711 | 2014-01-30 | Revoked | |
| 1947 4th Street Equity Fund LLC | — | L00007527672 | 2022-12-20 | Active | Washington |
| 1947 4th Street Equity Fund LLC | — | L00007527672 | 2022-12-20 | Active | |
| 1947 4th Street NE LLC | — | L00007527657 | 2022-12-20 | Active | Washington |
| 1947 4th Street NE LLC | — | L00007527657 | 2022-12-20 | Active | |
| 1947 Capitol Avenue Limited Liability Company | — | L00005691128 | 2017-05-01 | Active | Leesburg |
| 1947 Capitol Avenue Limited Liability Company | — | L00005691128 | 2017-05-01 | Active | |
| 1948 3rd Street NE L.L.C. | — | L00006377899 | 2019-08-29 | Revoked | Washington |
| 1948 3rd Street NE L.L.C. | — | L00006377899 | 2019-08-29 | Active | |
| 1948 Good Hope Rd LLC | — | L00007352653 | 2022-04-27 | Dissolved | |
| 1948 Good Hope Rd LLC | — | L00007352653 | 2022-04-27 | Dissolved | Washington |
| 1948THIRDNW LLC | — | L00007163519 | 2021-11-16 | Active | Washington |
| 1948THIRDNW LLC | — | L00007163519 | 2021-11-16 | Active | |
| 1949 ASSOCIATES INC. | — | 963940 | 1996-12-12 | Revoked | |
| 1949 ASSOCIATES INC. | — | 963940 | 1996-12-12 | Revoked | |
| 1949 NAYLOR ROAD LP | — | P26113 | 2006-07-25 | Dissolved | |
| 1949 NAYLOR ROAD LP | — | P26113 | 2006-07-25 | Dissolved | Washington |
| 1950 Capitol, LLC | — | L00008256473 | 2025-01-27 | Active | Washington |
| 1950 Capitol, LLC | — | L00008256473 | 2025-01-27 | Active | |
| 1950 MONTANA AVENUE INC. | — | 554713 | 1955-05-23 | Revoked | |
| 1950 MONTANA AVENUE INC. | — | 554713 | 1955-05-23 | Revoked | |
| 1951-55 FAIRLAWN, LLC | — | L00005331806 | 2016-02-02 | Revoked | |
| 1951-55 FAIRLAWN, LLC | — | L00005331806 | 2016-02-02 | Revoked | Vienna |
| 1952 CALVERT STREET, N.W. TENANT ORGANIZATION (THE) | — | 810973 | 1981-03-05 | Revoked | |
| 1952 CALVERT STREET, N.W. TENANT ORGANIZATION (THE) | — | 810973 | 1981-03-05 | Revoked | |
| 1953 19th Place LLC | — | L00007427027 | 2022-08-01 | Active | |
| 1953 19th Place LLC | — | L00007427027 | 2022-08-01 | Active | Washington |
| 1953 19th Place Tenants Association LLC | — | L00007445076 | 2022-08-23 | Revoked | |
| 1953 19th Place Tenants Association LLC | — | L00007445076 | 2022-08-17 | Revoked | Washington |
| 1954 COAST GUARD LEAGUE NATIONAL CONVENTION CORP. INC. | — | 037918 | 1954-08-12 | Revoked | |
| 1954 COAST GUARD LEAGUE NATIONAL CONVENTION CORP. INC. | — | 037918 | 1954-08-12 | Revoked | |
| 1954 COLUMBIA ROAD LLC | — | L03976 | 1999-06-01 | Revoked | |
| 1954 COLUMBIA ROAD LLC | — | L03976 | 1999-06-01 | Revoked | |
| 1954 Columbia RD NW 312 LLC | — | US-DC-LL092602742 | 2026-09-09 | Active | Washington |
| 1954 HOME FOOD Inc. | — | 290616 | 2009-03-13 | Dissolved | |
| 1954 HOME FOOD Inc. | — | 290616 | 2009-03-13 | Dissolved | WASHINGTON |
| 1954-208 Columbia Road LLC | — | L00008576539 | 2023-05-09 | Active | |
| 1954-208 Columbia Road LLC | — | L00008576539 | 2023-09-01 | Active | Springfield |
| 1955 H St NE L.L.C. | — | L00007795137 | 2023-09-11 | Active | |
| 1955 H St NE L.L.C. | — | L00007795137 | 2023-09-11 | Revoked | Washington DC |
| 1956 3RD STREET, N.E. LLC | — | L26029 | 2005-11-16 | Revoked | |
| 1956 3RD STREET, N.E. LLC | — | L26029 | 2005-11-16 | Revoked | |
| 1957 19th Place SE Tenant Association LLC | — | L00008224650 | 2024-12-17 | Revoked | |
| 1957 19th Place SE Tenant Association LLC | — | L00008224650 | 2024-12-17 | Revoked | Washington |
| 1957 Foundation | — | US-DC-NP022601347 | 2026-02-23 | Active | Washington |
| 1957 MARKET INC. | — | 211325 | 2001-04-24 | Revoked | |
| 1957 MARKET INC. | — | 211325 | 2001-04-24 | Revoked | |
| 196 & CO, LLC | — | L00005738847 | 2017-07-10 | Revoked | |
| 196 & CO, LLC | — | L00005738847 | 2017-07-10 | Revoked | LEWES |
| 196 LLC | — | L00005595730 | 2017-02-22 | Active | |
| 196 LLC | — | L00005595730 | 2017-02-22 | Active | Truckee |
| 1963 Biltmore St NW LLC | — | L00005830273 | 2017-12-08 | Dissolved | |
| 1963 Biltmore St NW LLC | — | L00005830273 | 2017-11-27 | Dissolved | Washington |
| 1963 Calvert St L.L.C. | — | L00008029038 | 2024-04-04 | Active | |
| 1963 Calvert St L.L.C. | — | L00008029038 | 2024-03-27 | Active | Chevy Chase |
| 1965 VYSE AVENUE INC. | — | 884566 | 1988-12-05 | Revoked | |
| 1965 VYSE AVENUE INC. | — | 884566 | 1988-12-05 | Revoked | |
| 1966 Inc. | — | C00005724985 | 2017-06-20 | Revoked | |
| 1966 Inc. | — | C00005724985 | 2017-06-20 | Revoked | |
| 1967 NATIONAL GEM AND MINERAL SHOW, INC., THE | — | 651479 | 1965-09-24 | Revoked | |
| 1967 NATIONAL GEM AND MINERAL SHOW, INC., THE | — | 651479 | 1965-09-24 | Revoked | |
| 1969 Advisors LLC | — | L00008496061 | 2025-08-18 | Active | Washington |
| 1969 Advisors LLC | — | L00008496061 | 2025-08-18 | Active | |
| 1972 LLC | — | L00006103398 | 2018-10-29 | Revoked | |
| 1972 LLC | — | L00006103398 | 2018-10-29 | Revoked | WASHINGTON |
| 1972 TRUST LLC | — | L13491 | 2002-12-24 | Revoked | |
| 1972 TRUST LLC | — | L13491 | 2002-12-24 | Revoked | |
| 1975 BILTMORE ST NW LLC | — | L00005280994 | 2015-10-15 | Revoked | |
| 1975 BILTMORE ST NW LLC | — | L00005280994 | 2015-10-15 | Revoked | Fredericksburg |
| 1975 Biltmore Condominium Unit Owners' Association | — | L00006069258 | 2018-09-04 | Active | |
| 1975 Biltmore Condominium Unit Owners' Association | — | L00006069258 | 2024-02-20 | Active | Washington |
| 1976 COMPANY (THE) | — | 751335 | 1975-05-30 | Dissolved | |
| 1976 COMPANY (THE) | — | 751335 | 1975-05-30 | Dissolved | |
| 1976 DEMOCRATIC NATIONAL CONVENTION COMMITTEE INC. | — | 760052 | 1976-01-08 | Revoked | |
| 1976 DEMOCRATIC NATIONAL CONVENTION COMMITTEE INC. | — | 760052 | 1976-01-08 | Revoked | |
| 1977 Campaigns L.L.C. | — | L00007476278 | 2022-10-03 | Active | |
| 1977 Campaigns L.L.C. | — | L00007476278 | 2022-10-03 | Revoked | Washington |
| 1977 INAUGURAL COMMITTEE (THE) | — | 763150 | 1976-11-15 | Revoked | |
| 1977 INAUGURAL COMMITTEE (THE) | — | 763150 | 1976-11-15 | Revoked | |
| 1977 MESK PLLC | — | C00008296759 | 2023-08-11 | Active | |
| 1977 MESK PLLC | — | C00008296759 | 2025-02-25 | Revoked | TAMPA |
| 1978 NATIONAL PARTY CONFERENCE ARRANGEMENTS COMMITTEE INC. | — | 773523 | 1977-11-11 | Revoked | |
| 1978 NATIONAL PARTY CONFERENCE ARRANGEMENTS COMMITTEE INC. | — | 773523 | 1977-11-11 | Revoked | |
| 1978E BUCKEYE-GEOSTRATIC DRILLING PARTNERSHIP | — | P07435 | 1979-01-29 | Revoked | |
| 1978E BUCKEYE-GEOSTRATIC DRILLING PARTNERSHIP | — | P07435 | 1979-01-29 | Revoked | LEGACY NO DATA |
| 1978E GEOSTRATIC ENERGY DRILLING PROGRAM | — | P07434 | 1979-01-29 | Revoked | |
| 1978E GEOSTRATIC ENERGY DRILLING PROGRAM | — | P07434 | 1979-01-29 | Revoked | LEGACY NO DATA |
| 1979 Biltmore LLC | — | L00006071500 | 2018-09-07 | Revoked | |
| 1979 Biltmore LLC | — | L00006071500 | 2018-09-07 | Revoked | ASHBURN |
| 1979 STRATIGRAPHIC RESOURCES DRILLING PROGRAM | — | P02725 | 1979-03-02 | Revoked | |
| 1979 STRATIGRAPHIC RESOURCES DRILLING PROGRAM | — | P02725 | 1979-03-02 | Revoked | LEGACY NO DATA |
| 1979A STRATIGRAPHIC RESOURCES DRILLING PROGRAM LTD | — | P06021 | 1979-03-16 | Revoked | |
| 1979A STRATIGRAPHIC RESOURCES DRILLING PROGRAM LTD | — | P06021 | 1979-03-16 | Revoked | |
| 198 Route 202 Remediation Escrow L.L.C. | — | L00007492919 | 2022-10-26 | Revoked | |
| 198 Route 202 Remediation Escrow L.L.C. | — | L00007492919 | 2022-10-26 | Active | washington |
| 198 methods | — | N00005781463 | 2017-09-15 | Revoked | |