GEF DEVELOPMENT CORP.: NYC buildings and housing record
GEF DEVELOPMENT CORP. is the owner of record on HPD property registrations for 5 NYC buildings (13 units), which have 7 open HPD violations, 2 of them class C, as of Oct 26, 2026.
Across the portfolio: 0 housing complaints to 311 in the last 12 months, 0 executed evictions in 3 years and 0 reported bedbug infestations in 3 years. 1 buildings are graded D or F; the average StreetSpy score is 91/100. Class C means immediately hazardous.
Registered head officers
- Michele Kulka (5 buildings)
Managing agents
- GEF DEVELOPMENT CORP. (5 buildings)
Buildings in this portfolio
| Address | Area | Units | Open violations | Grade |
|---|---|---|---|---|
| 843 Lexington Avenue | Carnegie Hill | 4 | 7 (2 class C) | D |
| 136 East 73rd Street | Carnegie Hill | 2 | 0 | A |
| 23 East 73rd Street | Carnegie Hill | 1 | 0 | A |
| 238 Mulberry Street | SoHo | 3 | 0 | A |
| 970 Lexington Avenue | Carnegie Hill | 3 | 0 | A |
How landlord totals are counted. Report an error.
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.