Krzysztof Rostek: head officer on HPD registrations
Krzysztof Rostek is named as head officer on the HPD property registrations of 3 NYC buildings (14 units), which have 8 open HPD violations, 1 of them class C, as of Oct 25, 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 Blauvelt NY 10913.
The same name is also filed at a different business address: Brooklyn NY 11222 (34 buildings).
Buildings
| Address | Area | Units | Open violations | Grade |
|---|---|---|---|---|
| 634 Humboldt Street | Greenpoint | 6 | 8 (1 class C) | D |
| 499 Graham Avenue | Greenpoint | 6 | 0 | A |
| 60-29 56th Drive | Maspeth | 2 | 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.