| 1921 1921 19TH STREET LLC | — | 303733 | 2011-03-22 | Active | |
| 1921 19TH STREET LLC | — | L0000052057 | 2011-03-22 | Revoked | |
| 1921 19TH STREET LLC | — | L0000052057 | 2011-03-22 | Revoked | McLean |
| 1921 19th ST N.W. | — | 841757 | 1984-05-11 | Revoked | |
| 1921 19th ST N.W. | — | 841757 | 1984-05-11 | Revoked | |
| 1921 19th Street NW LLC | — | L00007110610 | 2021-09-14 | Revoked | Washington |
| 1921 19th Street NW LLC | — | L00007110610 | 2021-09-14 | Revoked | |
| 1921 35th Place LLC | — | L00005092987 | 2015-01-26 | Revoked | |
| 1921 35th Place LLC | — | L00005092987 | 2015-01-26 | Revoked | Reston |
| 1921 Benning Rd. NE LLC | — | L00006095138 | 2018-10-15 | Active | |
| 1921 Benning Rd. NE LLC | — | L00006095138 | 2018-10-15 | Active | Washington |
| 1921 CALVERT STREET ASSOCIATES | — | P04739 | 1976-07-26 | Revoked | LEGACY NO DATA |
| 1921 CALVERT STREET ASSOCIATES | — | P04739 | 1976-07-26 | Revoked | |
| 1921 Capitol Avenue LLC | — | L00006401654 | 2019-10-02 | Revoked | Arlington |
| 1921 Capitol Avenue LLC | — | L00006401654 | 2019-05-30 | Active | |
| 1921 Drummond Road, LLC | — | L00005276189 | 2015-10-05 | Revoked | |
| 1921 Drummond Road, LLC | — | L00005276189 | 2015-10-05 | Revoked | Washington |
| 1921 FIRST STREET NE LLC | — | L0000053303 | 2011-05-24 | Active | WASHINGTON |
| 1921 FIRST STREET NE LLC | — | L0000053303 | 2011-05-24 | Active | |
| 1921 Gales St NE LLC | — | US-DC-LL032601798 | 2026-03-25 | Active | Vienna |
| 1921 KALORAMA ROAD TENANTS ASSOCIATION INC. | — | 853908 | 1985-10-24 | Revoked | |
| 1921 KALORAMA ROAD TENANTS ASSOCIATION INC. | — | 853908 | 1985-10-24 | Revoked | |
| 1921 PENN. INC. | — | 591308 | 1959-10-22 | Revoked | |
| 1921 PENN. INC. | — | 591308 | 1959-10-22 | Revoked | |
| 1921 ROSEDALE LLC | — | L00005847447 | 2018-01-10 | Active | Washington |
| 1921 ROSEDALE LLC | — | L00005847447 | 2018-01-10 | Active | |
| 1921 Rosedale St NE L.L.C. | — | L00008297654 | 2025-02-26 | Active | |
| 1921 Rosedale St NE L.L.C. | — | L00008297654 | 2025-02-19 | Dissolved | New York |
| 1922 11th St LLC | — | L00005231134 | 2015-07-13 | Revoked | Bethesda |
| 1922 11th St LLC | — | L00005231134 | 2015-07-13 | Revoked | |
| 1922 35th St NW LLC | — | L00008189100 | 2024-10-23 | Active | |
| 1922 35th St NW LLC | — | L00008189100 | 2024-10-22 | Active | North Bethesda |
| 1922 3RD ST LLC | — | L18597 | 2004-04-19 | Dissolved | |
| 1922 3RD ST LLC | — | L18597 | 2004-04-19 | Dissolved | |
| 1922 9th St NW L.L.C. | — | L00005265029 | 2015-09-11 | Revoked | |
| 1922 9th St NW L.L.C. | — | L00005265029 | 2015-09-11 | Revoked | Washington |
| 1922 Capitol Avenue NE LLC | — | L00007030833 | 2021-06-20 | Active | |
| 1922 Capitol Avenue NE LLC | — | L00007030833 | 2021-06-20 | Active | Leesburg |
| 1922 EYE STREET ASSOCIATES INC. | — | 640026 | 1964-01-07 | Revoked | |
| 1922 EYE STREET ASSOCIATES INC. | — | 640026 | 1964-01-07 | Revoked | |
| 1922 Elm LLC | — | L00005822053 | 2017-11-21 | Active | |
| 1922 Elm LLC | — | L00005822053 | 2017-11-21 | Active | Washington |
| 1922 Rhoyal Progress PAC, INC. | — | N00006773694 | 2020-10-29 | Revoked | |
| 1922 Rhoyal Progress PAC, INC. | — | N00006773694 | 2020-10-07 | Revoked | Washington |
| 1923 12TH STREET LLC | — | L46251 | 2009-09-25 | Dissolved | |
| 1923 12TH STREET LLC | — | L46251 | 2009-09-25 | Dissolved | Washington |
| 1923 18th Street SE LLC | — | L00004654360 | 2012-12-10 | Active | Washington |
| 1923 18th Street SE LLC | — | L00004654360 | 2012-12-10 | Revoked | |
| 1923 9TH ST., NW LIMITED PARTNERSHIP | — | P03372 | 1979-08-20 | Dissolved | |
| 1923 9TH ST., NW LIMITED PARTNERSHIP | — | P03372 | 1979-08-20 | Dissolved | LEGACY NO DATA |
| 1923 9TH STREET NW LIMITED PARTNERSHIP | — | 220115 | 2003-03-11 | Dissolved | LEGACY NO DATA |
| 1923 9TH STREET NW LIMITED PARTNERSHIP | — | 220115 | 2003-03-11 | Dissolved | |
| 1923 9th Street Condominium | — | N00007380307 | 2022-06-04 | Active | Washington |
| 1923 9th Street Condominium | — | N00007380307 | 2022-06-04 | Active | |
| 1923 9th Street NW LLC | — | L00005320687 | 2016-01-11 | Revoked | La Plata |
| 1923 9th Street NW LLC | — | L00005320687 | 2016-01-11 | Revoked | |
| 1923 Lincoln LLC | — | L00005624591 | 2017-03-20 | Revoked | |
| 1923 Lincoln LLC | — | L00005624591 | 2017-03-15 | Revoked | Washington |
| 1923 Lincoln Rd. NE, LLC | — | L00008531997 | 2025-09-24 | Active | |
| 1923 Lincoln Rd. NE, LLC | — | L00008531997 | 2025-09-24 | Active | Annandale |
| 1924 11th St NW LLC | — | L00005823268 | 2017-11-27 | Revoked | |
| 1924 11th St NW LLC | — | L00005823268 | 2017-11-27 | Revoked | Bethesda |
| 1924 17TH STREET, NW TENANTS ASSOCIATION | — | 250239 | 2005-01-27 | Revoked | |
| 1924 17TH STREET, NW TENANTS ASSOCIATION | — | 250239 | 2005-01-27 | Revoked | |
| 1924 35th Place LLC | — | L00005812426 | 2017-11-07 | Revoked | |
| 1924 35th Place LLC | — | L00005812426 | 2017-11-07 | Revoked | Washington |
| 1924 8th ST- 115 LLC | — | L00006514995 | 2020-02-24 | Revoked | |
| 1924 8th ST- 115 LLC | — | L00006514995 | 2020-02-24 | Revoked | BALTIMORE |
| 1924 BENNETT PL LLC | — | L52147 | 2010-09-16 | Active | |
| 1924 BENNETT PL LLC | — | L52147 | 2010-09-16 | Active | Accokeek |
| 1924 Environmental Testing, LLC | — | US-DC-LL072600977 | 2026-07-16 | Active | Washington |
| 1924 Good Hope Road LLC | — | L00006411175 | 2019-10-14 | Active | |
| 1924 Good Hope Road LLC | — | L00006411175 | 2019-10-09 | Active | washington |
| 1924 LLC | — | L00006517807 | 2020-02-21 | Active | Washington |
| 1924 LLC | — | L00006517807 | 2020-02-26 | Active | |
| 1924 NH NW, LLC | — | US-DC-LL052600575 | 2026-05-08 | Active | Brattleboro |
| 1924 first st. LLC | — | L00004767507 | 2013-06-17 | Revoked | |
| 1924 first st. LLC | — | L00004767507 | 2013-06-17 | Revoked | bowie |
| 1925 13TH ST, N.W. LTD PARTNERSHIP | — | P02737 | 1981-06-03 | Revoked | |
| 1925 13TH ST, N.W. LTD PARTNERSHIP | — | P02737 | 1981-06-03 | Revoked | LEGACY NO DATA |
| 1925 19th St LLC | — | L00006124206 | 2018-12-04 | Dissolved | |
| 1925 19th St LLC | — | L00006124206 | 2018-12-04 | Dissolved | Las Vegas |
| 1925 EYE STREET, N.W. CORP. | — | 580034 | 1958-02-14 | Dissolved | |
| 1925 EYE STREET, N.W. CORP. | — | 580034 | 1958-02-14 | Dissolved | |
| 1925 K ASSOCIATES LLC | — | L11651 | 2002-06-10 | Canceled | |
| 1925 K ASSOCIATES LLC | — | L11651 | 2002-06-10 | Canceled | |
| 1925 Lawrence Street L.L.C. | — | L00007777775 | 2023-08-22 | Active | |
| 1925 Lawrence Street L.L.C. | — | L00007777775 | 2023-08-22 | Revoked | Washington |
| 1925 MINNESOTA AVENUE FLATS LLC | — | L00006823765 | 2021-01-04 | Revoked | Washington |
| 1925 MINNESOTA AVENUE FLATS LLC | — | L00006823765 | 2021-01-04 | Revoked | |
| 1925 RHODE ISLAND AVE NE LLC | — | L50360 | 2010-05-25 | Revoked | |
| 1925 RHODE ISLAND AVE NE LLC | — | L50360 | 2010-05-25 | Revoked | |
| 1925-502 16TH LLC | — | C00008400270 | 2025-04-17 | Revoked | Charlottesville |
| 1925-502 16TH LLC | — | C00008400270 | 2024-01-17 | Active | |
| 1926 - 17TH STREET, N.W. LIMITED PARTNERSHIP | — | P02844 | 1982-10-28 | Revoked | |
| 1926 - 17TH STREET, N.W. LIMITED PARTNERSHIP | — | P02844 | 1982-10-28 | Revoked | LEGACY NO DATA |
| 1926 10th Street NW L.L.C. | — | L00005849941 | 2018-01-16 | Dissolved | |
| 1926 10th Street NW L.L.C. | — | L00005849941 | 2018-01-16 | Dissolved | Washington |
| 1926 16TH ST. TENANTS UNION | — | 832714 | 1983-05-31 | Revoked | |
| 1926 16TH ST. TENANTS UNION | — | 832714 | 1983-05-31 | Revoked | |
| 1926 17th St NW LLC | — | L00007846059 | 2023-11-22 | Active | |
| 1926 17th St NW LLC | — | L00007846059 | 2023-11-17 | Active | Washington |
| 1926 2nd ST NW LLC | — | L00006145162 | 2019-01-09 | Revoked | |
| 1926 2nd ST NW LLC | — | L00006145162 | 2019-01-09 | Active | Mount Pleasant |
| 1926 9H STREET N.W. LLC | — | L39225 | 2008-06-16 | Revoked | |
| 1926 9H STREET N.W. LLC | — | L39225 | 2008-06-16 | Revoked | |
| 1926 Benning Road NE LLC | — | L00004557167 | 2012-04-30 | Active | Washington |
| 1926 Benning Road NE LLC | — | L00004557167 | 2012-04-30 | Active | |
| 1926 I ST NE LLC | — | L00006979317 | 2021-04-12 | Revoked | |
| 1926 I ST NE LLC | — | L00006979317 | 2021-04-12 | Revoked | Falls Church |
| 1926 I ST NE QOF LLC | — | L00006979334 | 2021-04-12 | Revoked | |
| 1926 I ST NE QOF LLC | — | L00006979334 | 2021-04-12 | Revoked | FALLS CHURCH |
| 1926 I STREET LIMITED PARTNERSHIP | — | 017088 | 1988-03-11 | Revoked | LEGACY NO DATA |
| 1926 I STREET LIMITED PARTNERSHIP | — | 017088 | 1988-03-11 | Revoked | |
| 1926 SAVANNAH PLACE LLC | — | C00006823905 | 2020-10-23 | Revoked | |
| 1926 SAVANNAH PLACE LLC | — | C00006823905 | 2020-10-23 | Revoked | ROSWELL |
| 1927 13TH ST., N.W. LTD. PARTNERSHIP | — | P02736 | 1981-06-03 | Revoked | |
| 1927 13TH ST., N.W. LTD. PARTNERSHIP | — | P02736 | 1981-06-03 | Revoked | LEGACY NO DATA |
| 1927 17TH STREET, N.W. INC. | — | 831160 | 1983-03-07 | Revoked | |
| 1927 17TH STREET, N.W. INC. | — | 831160 | 1983-03-07 | Revoked | |
| 1927 17TH STREET, N.W. PARTNERSHIP | — | P01709 | 1983-03-07 | Revoked | |
| 1927 17TH STREET, N.W. PARTNERSHIP | — | P01709 | 1983-03-07 | Revoked | LEGACY NO DATA |
| 1927 18th St SE LLC | — | L00004735505 | 2013-04-16 | Active | washington |
| 1927 18th St SE LLC | — | L00004735505 | 2013-04-16 | Active | |
| 1928 1st St NW LLC | — | L00006120508 | 2018-11-29 | Revoked | |
| 1928 1st St NW LLC | — | L00006120508 | 2018-11-29 | Active | Potomac |
| 1928 2nd KNS LLC | — | L00004581238 | 2012-06-27 | Revoked | |
| 1928 2nd KNS LLC | — | L00004581238 | 2012-06-27 | Revoked | Washington |
| 1928 35th Pl LLC | — | L00005514040 | 2016-09-26 | Revoked | |
| 1928 35th Pl LLC | — | L00005514040 | 2016-09-26 | Revoked | Washington |
| 1928 3RD STREET NE LLC | — | 301031 | — | | |
| 1928 3RD STREET NE LLC | — | L0000050813 | 2011-01-21 | Revoked | BETHESDA |
| 1928 3RD STREET NE LLC | — | L0000050813 | 2011-01-21 | Revoked | |
| 1928 4th L.L.C. | — | L00005068423 | 2014-11-26 | Revoked | |
| 1928 4th L.L.C. | — | L00005068423 | 2014-11-26 | Revoked | Bowie |
| 1928 6th Street LLC | — | L00006701984 | 2020-07-29 | Dissolved | Washington |
| 1928 6th Street LLC | — | L00006701984 | 2020-07-30 | Dissolved | |
| 1928 Benning LLC | — | L00004796596 | 2013-08-14 | Active | |
| 1928 Benning LLC | — | L00004796596 | 2013-08-14 | Active | Washington |
| 1928 CALVERT STREET CORPORATION | — | 943915 | 1994-11-30 | Dissolved | |
| 1928 CALVERT STREET CORPORATION | — | 943915 | 1994-11-30 | Dissolved | |
| 1928 First st LLC | — | L00004953137 | 2014-05-03 | Revoked | |
| 1928 First st LLC | — | L00004953137 | 2014-05-03 | Revoked | Rockville |
| 1928 GROUP LLC | — | L23173 | 2005-04-22 | Revoked | |
| 1928 GROUP LLC | — | L23173 | 2005-04-22 | Revoked | |
| 1929 11th St LLC | — | L00005142483 | 2015-03-23 | Revoked | Washington |
| 1929 11th St LLC | — | L00005142483 | 2015-03-23 | Revoked | |
| 1929 11th Street Condominiums Association | — | N00005578973 | 2017-02-03 | Revoked | |
| 1929 11th Street Condominiums Association | — | N00005578973 | 2017-02-03 | Revoked | Washington |
| 1929 12TH L.L.C. | — | L00093 | 1994-12-14 | Active | |
| 1929 12TH L.L.C. | — | L00093 | 1994-12-14 | Active | Washington |
| 1929 13TH ST., N.W. LTD. PARTNERSHIP | — | P02735 | 1981-06-03 | Revoked | |
| 1929 13TH ST., N.W. LTD. PARTNERSHIP | — | P02735 | 1981-06-03 | Revoked | LEGACY NO DATA |
| 1929 16TH STREET L.L.C. | — | L30698 | 2006-11-03 | Revoked | |
| 1929 16TH STREET L.L.C. | — | L30698 | 2006-11-03 | Revoked | WASHINGTON |
| 1929 Calvert LLC | — | L00004884601 | 2014-03-05 | Dissolved | |
| 1929 Calvert LLC | — | L00004884601 | 2014-03-05 | Dissolved | Washington |
| 1929 DBL2M LLC | — | L00006971292 | 2021-04-05 | Revoked | |
| 1929 DBL2M LLC | — | L00006971292 | 2021-04-05 | Revoked | Chevy Chase |
| 1929 FIRST STREET L.L.C. | — | L18823 | 2004-05-04 | Revoked | |
| 1929 FIRST STREET L.L.C. | — | L18823 | 2004-05-04 | Revoked | |
| 1930 18TH ST. UNIT B1 LLC | — | L27945 | 2006-04-07 | Revoked | |
| 1930 18TH ST. UNIT B1 LLC | — | L27945 | 2006-04-07 | Revoked | |
| 1930 BILTMORE, LLC | — | L00004573239 | 2013-10-30 | Revoked | |
| 1930 BILTMORE, LLC | — | L00004573239 | 2012-06-08 | Revoked | WASHINGTON |
| 1930 Calvert Condominium | — | N00007765591 | 2023-08-04 | Active | |
| 1930 Calvert Condominium | — | N00007765591 | 2023-07-28 | Active | Washington |
| 1930 Foxview LLC | — | L00007923989 | 2024-02-20 | Active | |
| 1930 Foxview LLC | — | L00007923989 | 2024-02-14 | Active | Dallas |
| 1930 NEW HAMPSHIRE AVE. NW TENANTS' ASSOCIATION | — | 812978 | 1981-07-08 | Revoked | |
| 1930 NEW HAMPSHIRE AVE. NW TENANTS' ASSOCIATION | — | 812978 | 1981-07-08 | Revoked | |
| 1930 New Hampshire Ave NW #18 LLC | — | L00007844443 | 2023-11-20 | Active | |
| 1930 New Hampshire Ave NW #18 LLC | — | L00007844443 | 2023-11-10 | Active | Washington |
| 1930B 11th St. L.L.C. | — | L00006764797 | 2020-10-06 | Active | Washington |
| 1930B 11th St. L.L.C. | — | L00006764797 | 2020-10-06 | Active | |
| 1930Calvert LLC | — | L00006982633 | 2021-04-15 | Revoked | Washington |
| 1930Calvert LLC | — | L00006982633 | 2021-04-15 | Active | |
| 1931 17TH STREET, N.W. COOPERATIVE | — | 794345 | 1979-11-19 | Revoked | |
| 1931 17TH STREET, N.W. COOPERATIVE | — | 794345 | 1979-11-19 | Revoked | |
| 1931 17th St NW Apt 302 LLC | — | L00007444565 | 2022-08-22 | Active | Springfield |
| 1931 17th St NW Apt 302 LLC | — | L00007444565 | 2022-08-22 | Active | |
| 1931 9TH STREET ASSOCIATES LLC | — | L14961 | 2003-05-16 | Dissolved | |
| 1931 9TH STREET ASSOCIATES LLC | — | L14961 | 2003-05-16 | Dissolved | |
| 1931 CAPITAL AVE, NE BUILDERS LLC | — | L40109 | 2008-08-19 | Revoked | |
| 1931 CAPITAL AVE, NE BUILDERS LLC | — | L40109 | 2008-08-19 | Revoked | |
| 1931 Thirteenth Capital LP | — | P00005323422 | 2016-01-12 | Active | |
| 1931 Thirteenth Capital LP | — | P00005323422 | 2016-01-15 | Active | Washington |
| 1932 2nd LLC | — | L00004754702 | 2013-05-21 | Revoked | |
| 1932 2nd LLC | — | L00004754702 | 2013-05-21 | Revoked | Great Falls |
| 1932 CALVERT STREET, N.W., LIMITED PARTNERSHIP | — | P01610 | 1984-12-12 | Revoked | |
| 1932 CALVERT STREET, N.W., LIMITED PARTNERSHIP | — | P01610 | 1984-12-12 | Revoked | LEGACY NO DATA |
| 1932 MLK Ave SE L.L.C. | — | L00007067578 | 2021-07-26 | Revoked | |
| 1932 MLK Ave SE L.L.C. | — | L00007067578 | 2021-07-24 | Revoked | Washington |
| 1932 MLK GROCERY LLC | — | US-DC-LL122500096 | 2025-12-10 | Active | Washington |
| 1933 9th St LLC | — | L00006071758 | 2018-09-07 | Revoked | Washington |
| 1933 9th St LLC | — | L00006071758 | 2018-09-07 | Revoked | |
| 1933 MONTANA AVE LLC | — | L00008574728 | 2025-11-21 | Active | Washington |
| 1933 MONTANA AVE LLC | — | L00008574728 | 2025-11-21 | Active | |
| 1933 MONTANA AVE., LLC | — | L14674 | 2003-04-17 | Revoked | WASHINGTON |
| 1933 MONTANA AVE., LLC | — | L14674 | 2003-04-17 | Revoked | |