DNA Development pays $5M for 7-unit walkup in Park Slope

UPDATED 10:45 a.m., June 2, 2025: DNA Development through the entity 132 6th Owner LLC paid $5 million to the Kupferman family through the entity 132 6th Avenue Holdings LLC for the seven-unit residential walkup building (C1) at 132 6th Avenue in Park Slope, Brooklyn. The expected use is cash flowing.
The deal closed on May 16, 2025 and was recorded on May 30, 2025. The property has 5,157 square feet of built space according to a PincusCo analysis of city data. The sale price per built square foot is $959 per the PincusCo analysis. (The price per square foot analysis is the transaction price divided by square feet as reported in public records and assumes no air rights have been sold.)
The seller bought the property on December 4, 2018, for $3 million. The signatory for Kupferman Family was Neil Kupferman . The contract date was March 18, 2025.

Prior sales and revenue

Prior to this transaction, PincusCo has a record that the buyer DNA Development had purchased two other properties, at 164-166 7th Avenue in Park Slope, for a total of $6.8 million and has no record it sold any properties over the past 24 months.
The seller Kupferman Family had not purchased any other properties and sold six properties in five transactions for a total of $16.7 million over the same time period. The former owner according to the Department of Housing Preservation and Development is Scott Kupferman, head officer. The business entity is 132 6th Avenue Holdings Llc.

The property

The residential walkup building with 7 residential units in Park Slope has 5,157 square feet of built space according to a PincusCo analysis of city data. The parcel has frontage of 20 feet and is 90 feet deep with a total lot size of 1,800 square feet. The zoning is R6B which allows for up to 2 times floor area ratio (FAR) for residential with inclusionary housing. The property is in the Park Slope Historic District. The city-designated market value for the property in 2022 is $2.5 million.

Violations and lawsuits

There were no lawsuits or bankruptcies filed against the property for the past 24 months. In addition, according to city public data, the property has not received any significant violations in the last year.

Development

For the tax lot building, it received its initial certificate of occupancy on June 8, 2021. There are no active new building construction projects or major alteration projects with initial costs more than $1 million on this tax lot.

The block

On this tax block, PincusCo has identified the owners of four of the 14 commercial properties representing 19,957 square feet of the 61,547 square feet. The largest owner is Dna Development, followed by Maria Zavala Of Jason E Epstein Esq and then Joseph Martorano As Trustee Of The Joseph Martora.
There are no active new building construction projects on this tax block.

The majority, or 56 percent of the 61,547 square feet of built space are mixed-use buildings, with walkup buildings next occupying 32 percent of the space.

The seller

The PincusCo database currently indicates that Kupferman Family owned at least three commercial properties with 25 residential units in New York City with 19,368 square feet and a city-determined market value of $4.5 million. (Market value is typically about 50% of actual value.) Within the portfolio, all identified are walkup properties. They are all located in Brooklyn.

The buyer

The PincusCo database currently indicates that DNA Development owned at least one commercial property with seven residential units in New York City with 4,168 square feet and a city-determined market value of $5.5 million. (Market value is typically about 50% of actual value.) The portfolio consists of at least a single walkup property. It is located in Brooklyn.

Correction: A prior version of this post in the “Prior sales and revenue” section, did not include two prior buildings DNA Development bought in Park Slope. Those acquisitions have now been added.

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