Jeff Zhai pays $3.4M for industrial in East Williamsburg

Jeff Zhai through the entity NY ZW LLC paid $3.4 million to KF Development & Consulting, an affiliate of the grocery chain H Mart, for the industrial building (F4) at 310 Johnson Avenue in East Williamsburg, Brooklyn.
The deal closed on December 4, 2025 and was recorded on December 17, 2025. The property has 8,225 square feet of built space and 7,261 square feet of additional air rights for a total buildable of 15,450 square feet according to a PincusCo analysis of city data. The sale price per built square foot is $413 and the price per buildable square foot is $220 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 signatory for KF Development & Consulting was Eun Chu Elizabeth Kwon . The signatory for Jeff Zhai was Jeff Zhai. The contract date was July 9, 2025.

Prior sales, articles and revenue

Prior to this transaction, PincusCo has no record that the buyer had purchased any other properties and has no record it sold any properties over the past 24 months.
The seller KF Development & Consulting had not purchased any other properties and had not sold any properties over the same time period. The 8,225-square-foot property generated revenue of $178,226 or $22 per square foot, according to the most recent income and expense figures.

The property

The industrial building in East Williamsburg has 8,225 square feet of built space and 7,261 square feet of additional air rights for a total buildable of 15,450 square feet according to a PincusCo analysis of city data. The parcel has frontage of 71 feet and is 100 feet deep with a total lot size of 7,725 square feet. The zoning is M1-2 which allows for up to 2 times floor area ratio (FAR) for manufacturing The city-designated market value for the property in 2022 is $1.2 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 received $655 in ECB penalties and $655 in OATH penalties in the last year.

Development

There are no active new building construction projects or major alteration projects with initial costs more than $1 million on this tax lot.

The neighborhood

In East Williamsburg, The majority, or 62 percent of the 17.1 million square feet of commercial built space are industrial buildings, with walkup buildings next occupying 11 percent of the space. In sales, East Williamsburg has near average sales volume among other neighborhoods with $351.5 million in sales volume in the last two years and is the 21st highest in Brooklyn. For development, East Williamsburg has near average amount of major developments among other neighborhoods and is the 11th highest in Brooklyn. It had 1.7 million square feet of commercial and multi-family construction under development in the last two years, which represents 10 percent of the neighborhood’s built space. There were two pre-foreclosure suit filed among other industrial buildings in the past 12 months.

The block

On this tax block, PincusCo has identified the owners of eight of the 30 commercial properties representing 119,928 square feet of the 218,778 square feet. The largest owner is Moshe Silberstein, followed by Prologis and then Moshe Lefkowitz.
There are no active new building construction projects on this tax block.

The majority, or 58 percent of the 218,778 square feet of built space are industrial buildings, with walkup buildings next occupying 24 percent of the space.

Direct link to Acris document. link