The companies DOB names as owners on its citations, ranked by fines on open violations. When DOB spells the same registered company more than one way, the spellings are combined. Most of these companies are owned by people or other companies; the watchlist follows them to whoever is at the top.

Company Buildings Violations Total Fines
#1 2026 Maryland Ave NE Owner, LLC 1102 21 st Street NE · 2014 Maryland Avenue NE +30 more 32 buildings · 743 violations 32 743 $754,541 #2 Tiffey LLC 4340 2 nd Street NE · 104 Fort Drive NE +10 more 12 buildings · 333 violations 12 333 $328,699 #3 Solid Brick Ventures L.L.C. Registration revoked Also cited as Solid Brick Ventures 8 buildings · 297 violations 8 297 $301,326 #4 Delta 2 Owner LLC 1400 Florida Avenue NE 1 building · 213 violations 1 213 $247,056 #5 151 Q Street Preservation, LLC 150 Q Street NE · 201 Q Street NE +2 more 4 buildings · 205 violations 4 205 $217,396 #6 Dahlgreen Courts LLC 2504 10 th Street NE · 2520 10 th Street NE 2 buildings · 227 violations 2 227 $189,387 #7 1850 1854 Kendall St NE LLC Registration revoked 1850 Kendall Street NE · 1854 Kendall Street NE 2 buildings · 223 violations 2 223 $175,709 #8 1606 1610 1616 K St NE LLC 1610 K Street NE · 1616 K Street NE +1 more 3 buildings · 171 violations 3 171 $156,265 #9 Brentwood Associates Limited Partnership Also cited as Brentwood Associates 24 buildings · 139 violations 24 139 $133,887 #10 Bladensburg 8 L.L.C. 818 Bladensburg Road NE 1 building · 122 violations 1 122 $115,735 #11 Riley Cheeks House Inc Registration revoked 1208 Evarts Street NE 1 building · 102 violations 1 102 $111,380 #12 Wesley Brookland LLC 629 Hamlin Street NE · 633 Hamlin Street NE +5 more 7 buildings · 91 violations 7 91 $107,365 #13 Tavana Corporation Registration revoked 1854 Kendall Street NE · 1850 Kendall Street NE 2 buildings · 131 violations 2 131 $101,641 #14 Rhode Island Gardens, LLC 230 Rhode Island Avenue NE 1 building · 82 violations 1 82 $93,860 #15 Nyt Owner LLC 2023 4 th Street NE 1 building · 71 violations 1 71 $91,188 #16 Roman Catholic Archbishop Of Washington 116 T Street NE 1 building · 102 violations 1 102 $89,704 #17 St. Martin's Apartments LP 116 T Street NE 1 building · 94 violations 1 94 $82,537 #18 1900 Irving St NE LLC Registration revoked 1900 Irving Street NE 1 building · 96 violations 1 96 $79,488 #19 Langdon Apartments Affordable Company (The) LLC 2615 Bladensburg Road NE 1 building · 84 violations 1 84 $77,839 #20 1732 36 Trinidad LLC 1732 Trinidad Avenue NE 1 building · 65 violations 1 65 $75,723 #21 Delta Senior Housing Owner LLC 808 Bladensburg Road NE 1 building · 85 violations 1 85 $72,919 #22 Whitecrest Realestate Development LLC 2027 Rhode Island Avenue NE 1 building · 58 violations 1 58 $69,259 #23 306 Evarts St NE Apartments LLC Registration revoked 306 Evarts Street NE 1 building · 70 violations 1 70 $68,368 #24 MM Washington Redevelopment Partners LLC 27 O Street NW 1 building · 64 violations 1 64 $66,390 #25 Brookland Artspace Lofts LLC 3305 8 th Street NE 1 building · 75 violations 1 75 $65,160 #26 Clermont Apartments L.L.C. 4401 Clermont Drive NE · 4501 Clermont Drive NE +4 more 6 buildings · 58 violations 6 58 $63,964 #27 2321 4 Th Street LLC 2321 4 th Street NE 1 building · 69 violations 1 69 $63,805 #28 1600 Mda 55 Owner, LLC 1600 Maryland Avenue NE 1 building · 62 violations 1 62 $60,729 #29 Cvr DC L.L.C. 1721 Corcoran Street NE · 1720 Corcoran Street NE 2 buildings · 56 violations 2 56 $57,234 #30 3750 Jamison St NE Owner, LLC 3750 Jamison Street NE 1 building · 71 violations 1 71 $56,428 #31 1260 Holbrook Holdings LLC 1260 Holbrook Terrace NE 1 building · 66 violations 1 66 $55,260 #32 Brookland Investments LLC 1530 Rhode Island Avenue NE 1 building · 54 violations 1 54 $53,556 #33 Delina LLC 400 Douglas Street NE 1 building · 42 violations 1 42 $53,253 #34 1814 1816 Irving St NE LLC 1816 Irving Street NE · 1814 Irving Street NE 2 buildings · 52 violations 2 52 $53,024 #35 306 Evarts St Partnership 306 Evarts Street NE 1 building · 50 violations 1 50 $51,377 #36 1600 Mda 55 Land, LLC 1676 Maryland Avenue NE 1 building · 38 violations 1 38 $45,177 #37 The Heights II Limited Partnership 320 Taylor Street NE · 330 Taylor Street NE +3 more 5 buildings · 46 violations 5 46 $39,731 #38 District Of Columbia 27 O Street NW · 425 Edgewood Street NE 2 buildings · 60 violations 2 60 $39,508 #39 1148 Owen Place LLC 1148 Owen Place NE 1 building · 30 violations 1 30 $37,089 #40 98 Webster Ventures L.L.C. Registration revoked 98 Webster Street NE 1 building · 28 violations 1 28 $36,501 #41 Brookland Investments I LLC 1511 Franklin Street NE 1 building · 40 violations 1 40 $35,147 #42 Intown Properties LLC Registration revoked 35 T Street NE 1 building · 31 violations 1 31 $34,230 #43 4029 9th St NE LLC 4026 9 th Street NE 1 building · 24 violations 1 24 $34,142 #44 2023 Fourth Street Cooperative Inc 2023 4 th Street NE 1 building · 39 violations 1 39 $33,890 #45 1300 Adams St L.L.C. 1300 Adams Street NE 1 building · 30 violations 1 30 $33,504 #46 Parkway Plaza Associates L.L.C. 1831 24 th Street NE · 1822 24 th Street NE +7 more 9 buildings · 39 violations 9 39 $32,637 #47 1516 Holbrook Yoke Dtc L.L.C. 1520 Holbrook Street NE · 1516 Holbrook Street NE 2 buildings · 30 violations 2 30 $30,849 #48 Old City Two LLC 1619 1 st Street NW 1 building · 17 violations 1 17 $29,889 #49 1919 I St NE LLC 1919 I Street NE 1 building · 39 violations 1 39 $29,205 #50 Trustees Of Second New Saint Paul's Baptist Church 2412 Franklin Street NE 1 building · 34 violations 1 34 $28,940

Ranked by fines on open violations, as assessed by DC's Department of Buildings. Not all fines are collected. Individuals named on citations are on the watchlist, not here. DC Housing Authority is excluded.