Harry Einhorn: head officer on HPD registrations
Harry Einhorn is named as head officer on the HPD property registrations of 12 NYC buildings (1,735 units), which have 17 open HPD violations, 7 of them class C, as of Oct 24, 2026.
Grouped automatically from HPD registration filings by name and business address. Different people can share a name; report an error. This group: registrations with a business address in Brooklyn NY 11211.
The same name is also filed at 3 other business addresses: Brooklyn NY 11249 (1 building); Brooklyn NY 11233 (1 building); Brooklyn NY 11217 (1 building).
Buildings
| Address | Area | Units | Open violations | Grade |
|---|---|---|---|---|
| 95 4th Avenue | Park Slope | 247 | 11 (4 class C) | A |
| 1457 Flatbush Avenue | Flatbush | 1 | 3 (1 class C) | D |
| 93 4th Avenue | Park Slope | 267 | 3 (2 class C) | A |
| 185 Clymer Street | Williamsburg | 12 | 0 | B |
| 257 15th Street | Park Slope | 16 | 0 | B |
| 565 Warren Street | Carroll Gardens | 29 | 0 | A |
| 79 Quay Street | Greenpoint | 132 | 0 | A |
| 819 Flatbush Avenue | Flatbush | 76 | 0 | A |
| 87 4th Avenue | Park Slope | 247 | 0 | A |
| 89 4th Avenue | Park Slope | 247 | 0 | A |
| 91 4th Avenue | Park Slope | 247 | 0 | A |
| 931 Carroll Street | Crown Heights | 214 | 0 | A |
How landlord totals are counted.
Sources: NYC HPD housing maintenance code violations, HPD property registrations and housing litigation, 311 service requests, DOB violations, NYC Marshals evictions, and HPD bedbug filings from NYC Open Data, plus rent-stabilized unit counts from NYC Department of Finance tax bills. How grades work.