THE CONDO BOOK PROJECT

Cornerstone Structures

Held the general construction permit on the New Building job for 1 New York City condominium, 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
1
Residential units
28
Average $/unit
$2.3 million
Year
2022
ManhattanBrooklynQueensBronxStaten Island 441 West 54th Street Condominium A/K/A The Gild, 441 West 54th Street-439-443 West 54th Street

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Recent Growth

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

0 buildings accepted in 2024–2026 (2026 to date), against 1 in 2021–2023. 0% of all 1 dated buildings are from the last 3 years.

Year acceptedBuildingsUnits
2026 to date0—
20250—
20240—
20230—
2022128
20210—

Latest: 441 West 54th Street Condominium A/K/A The Gild, accepted Nov 30, 2022.

Strongest Relationships

No other firm is named with Cornerstone Structures on more than one building yet.

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

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CondominiumAcceptedUnits$/unit
441 West 54th Street Condominium A/K/A The Gild441 West 54th Street-439-443 West 54th Street · Manhattan · new constructionNamed as Cornerstone Structures LLC · Sponsor: Yaus Special Clinton District, LLC · DOB job 121189007 ↗ · permits 2019–2021202228$2.3 million

$/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.