THE CONDO BOOK PROJECT

Ekstein Development Group 🔗

Named as the company behind the sponsor in 2 New York City condominium offering plans, in the plan's text; each building below cites the page (or, where the plan doesn't name the firm, the web source reporting it). The sponsor, which develops and sells the condominium, is usually a company formed for the one building.

Buildings
2
Residential units
128
Average $/unit
$2.2 million
Years
2015–2017
ManhattanBrooklynQueensBronxStaten Island 30 E 31 Condominium, 30 East 31st Street43rd Avenue Condominium, 25-19 43rd Avenue

Pro · Advanced analysis

Recent Growth

Ekstein Development Group'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: 30 E 31 Condominium, accepted Jul 13, 2017.

Strongest Relationships

The firms named most often on the same buildings as Ekstein Development Group, at least 2 in common.

Sponsor's counsel

Sales teams

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
30 E 31 Condominium30 East 31st Street · Manhattan · new constructionSponsor: 31st Street Zef LLC · Principals: Joel Wiener, Erik Ekstein, Alan C. Sullivan, Michael Steinberg · Named on p. 144 ↗201742$3.53 million
43rd Avenue Condominium25-19 43rd Avenue · Queens · new constructionSponsor: 43rd Avenue Condo LLC · Named on p. 198 ↗201586$872,965

$/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 company's name are counted together.