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NYC Building Records · BBL 3086630246

340 NEPTUNE AVENUE

Brooklyn · Block 8663 · Lot 246 · Elevator, pre-1929 coop (Class D3)

340 NEPTUNE AVENUE is a Class D3 (elevator, pre-1929 coop) building in Brooklyn (BBL 3086630246) built in 2016, with 20 residential units across 8 floors.

The building is in NYC community district 313, council district 48, zoning district R6, on a 5,967-square-foot lot with a building footprint of 18,951 square feet.

The current registered owner of record per NYC PLUTO is 340 NEPTUNE PROPERTIES, LLC.

MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

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

340 NEPTUNE PROPERTIES, LLC
HPD-registered head officer: BORIS TANSKY

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerBORIS TANSKY
  • Corporate Owner340 NEPTUNE PROPERTIES LLC
  • Managing AgentMAXIMILLION MANAGEMENT SERVICES LLC
  • Site ManagerOleg Krasnitsksiy

Most recent deed

Last transferred on Dec 4, 2017 to 340 Neptune Properties, Llc.
Previous owner: 330 Neptune Properties, Llc
Cash sale: no recorded mortgage tied to this transfer.
🔒 See all transfers before the 2017 sale →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Aug 1, 2019MTGE$74KParties redacted — full names in MetroDeeds Scout+
Aug 1, 2019AGMT$3.9MParties redacted — full names in MetroDeeds Scout+
Dec 4, 2017DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Jul 21, 2017DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Feb 27, 2014DEED$675KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
20
Year built
2016
Class
D3
Borough
Brooklyn
Zoning:
R6
Lot size:
5,967 sqft
Building area:
18,951 sqft
Floors:
8
Assessed value:
$1.5M
Community district:
313
Council district:
48

HPD violations

0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See every closed violation + inspection history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected May 8, 2026
    (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 31, 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 BInspected Mar 7, 2023
    § 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF BICYCLE AT PUBLIC HALL, 6th STORY
  • Class AInspected Mar 2, 2022
    § 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM…
  • Class BInspected Oct 15, 2021
    § 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 6B, 6th STORY,…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent Aug 1, 2019).

Frequently asked questions about 340 NEPTUNE AVENUE

Who owns 340 NEPTUNE AVENUE?

The current registered owner of record for 340 NEPTUNE AVENUE per NYC PLUTO is 340 NEPTUNE PROPERTIES, LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 340 NEPTUNE AVENUE last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 340 NEPTUNE AVENUE in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).

How many HPD violations does 340 NEPTUNE AVENUE have?

No open HPD housing-maintenance code violations are on record for 340 NEPTUNE AVENUE 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 340 NEPTUNE AVENUE?

NYC Department of Finance assesses 340 NEPTUNE AVENUE at $1.49M 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 340 NEPTUNE AVENUE and what does that mean?

340 NEPTUNE AVENUE is NYC building class D3 — Elevator, pre-1929 coop. A pre-1929 cooperative elevator apartment building. 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.

More from MetroDeeds

Go deeper on this building

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