THE CONDO BOOK PROJECT

Mj1 Construction

Held the general construction permit on the New Building job for 5 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
5
Residential units
69
Average $/unit
$707,503
Years
2019–2021
ManhattanBrooklynQueensBronxStaten Island 897 Herkimer Street Condominium, 897 Herkimer Street832 Monroe Street Condominium, 832 Monroe Street77 Clarkson Avenue Condominium, 77 Clarkson Avenue253 Tompkins Avenue Condominium, 253 Tompkins Avenue38-11 31st Street Condominium, 38-11 31st Street

Pro · Advanced analysis

Recent Growth

Mj1 Construction'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 2 in 2021–2023. 0% of all 4 dated buildings are from the last 3 years.

Year acceptedBuildingsUnits
2026 to date0—
20250—
20240—
20230—
20220—
2021214

Latest: 897 Herkimer Street Condominium, accepted Apr 26, 2021. 1 plan without an acceptance date isn't counted.

Strongest Relationships

The firms named most often on the same buildings as Mj1 Construction, at least 2 in common.

Sponsor's counsel

Tax consultants

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

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CondominiumAcceptedUnits$/unit
897 Herkimer Street Condominium897 Herkimer Street · Brooklyn · new constructionNamed as Mj1 Construction Inc · Sponsor: Inspired Properties NY LLC · DOB job 321191599 ↗ · permits 201920217$531,857
832 Monroe Street Condominium832 Monroe Street · Brooklyn · new constructionNamed as Mj1 Construction Inc · Sponsor: Bkny Usa LLC · DOB job 320910975 ↗ · permits 2019–202020217$677,429
77 Clarkson Avenue Condominium77 Clarkson Avenue · Brooklyn · new constructionNamed as Mj1 Construction Inc · Sponsor: Clarkson Bu LLC · DOB job 321197771 ↗ · permits 2019201944$702,727
253 Tompkins Avenue Condominium253 Tompkins Avenue · Brooklyn · new constructionNamed as Mj1 Construction Inc · Sponsor: Horizon Tompkins LLC · DOB job 320625613 ↗ · permits 2019201910$918,000
38-11 31st Street Condominium38-11 31st Street · Queens · new constructionNamed as Mj1 Construction Inc · Sponsor: 31st Street Property LLC · DOB job 421063093 ↗ · permits 2019—1—

$/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.