399 17 STREET
399 17 STREET is a Class C2 (walk-up, five to six) building in Brooklyn (BBL 3008690068) built in 1931, with 6 residential units across 3 floors.
The building is in NYC community district 307, council district 39, zoning district R5B, on a 2,525-square-foot lot with a building footprint of 4,236 square feet.
The current registered owner of record per NYC PLUTO is SOSLO RE LLC.
The most recent ACRIS deed transfer for this BBL was recorded on April 20, 2022 when C. MONT ENTERPRISE, LLC; MONTEMARANO, JOHN conveyed the property to SOSLO RE LLC for $2.20M. The transaction was financed with a $1.61M mortgage from Orix Real Estate Capital, Llc; Lument Capital.
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
HPD registered contacts
- Head OfficerCHRISTIAN MICHEL
- Corporate OwnerSOSLO RE LLC
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R5B
- Lot size:
- 2,525 sqft
- Building area:
- 4,236 sqft
- Floors:
- 3
- Assessed value:
- $687K
- Community district:
- 307
- Council district:
- 39
HPD violations
Recent HPD violation details
- Class AInspected Jun 6, 2025(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 26, 2024§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class AInspected Apr 3, 2024(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class AInspected Mar 20, 2023(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Oct 28, 2019§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
Recent ACRIS activity
Frequently asked questions about 399 17 STREET
Who owns 399 17 STREET?
The current registered owner of record for 399 17 STREET per NYC PLUTO is SOSLO RE LLC. The most recent ACRIS deed transfer for this BBL was recorded on April 20, 2022 when the property was conveyed to SOSLO RE LLC. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 399 17 STREET last sold?
The most recent ACRIS deed transfer for 399 17 STREET was recorded on April 20, 2022, when C. MONT ENTERPRISE, LLC; MONTEMARANO, JOHN conveyed the property to SOSLO RE LLC for $2.20M. The transaction was financed with a $1.61M mortgage from Orix Real Estate Capital, Llc; Lument Capital.
How many HPD violations does 399 17 STREET have?
No open HPD housing-maintenance code violations are on record for 399 17 STREET as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 399 17 STREET?
NYC Department of Finance assesses 399 17 STREET at $687K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 399 17 STREET and what does that mean?
399 17 STREET is NYC building class C2 — Walk-up, five to six. A 3-to-6-story walk-up apartment building, 5-6 residential units. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.