THE CONDO BOOK PROJECT

NY Diamond Construction

Held the general construction permit on the New Building job for 2 New York City condominiums, as the Department of Buildings records it. Each building below links its DOB job. A contractor replaced partway through still counts for the building.

Buildings
2
Residential units
47
Average $/unit
$588,702
Years
2019–2020
ManhattanBrooklynQueensBronxStaten Island Parthenon Two Condominium, 148-36 89th AvenueParthenon One Condominium, 172-18 Jamaica Avenue

Pro · Advanced analysis

Recent Growth

NY Diamond Construction's buildings and units by year for the last 6 years, and whether the pace is rising or falling.

No buildings accepted since 2021. 0% of all 2 dated buildings are from the last 3 years.

Year acceptedBuildingsUnits
2026 to date0—
20250—
20240—
20230—
20220—
20210—

Latest: Parthenon Two Condominium, accepted Jun 8, 2020.

Strongest Relationships

The firms named most often on the same buildings as NY Diamond Construction, at least 2 in common.

Sponsor's counsel

From the same offering plans as the table below. A firm's own affiliates aren't counted.

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CondominiumAcceptedUnits$/unit
Parthenon Two Condominium148-36 89th Avenue · Queens · new constructionSponsor: Parthenon LLC · DOB job 420658256 ↗ · permits 2017–2020202027$572,404
Parthenon One Condominium172-18 Jamaica Avenue · Queens · new constructionSponsor: Parthenon LLC · DOB job 421152987 ↗ · permits 2017–2019201920$605,000

$/unit is the offering price on the AG record divided by the residential units; the average is across the plans with both. Different spellings of one contractor's name are counted together.