Moshe Koplowitz pays $14.7M to SL Property Group for 2 rentals in Boerum Hill

Moshe Koplowitz paid $14.7 million to SL Property Group for two rental buildings in Boerum Hill, Brooklyn, in two transactions.

In the first, Moshe Koplowitz through the entity 131 Smith De LLC paid $7.8 million to SL Property Group through the entity 131 Smith Street LLC for the five-unit mixed-use building (S5) at 131 Smith Street in Boerum Hill, Brooklyn. The expected use is cash flowing.
The deal closed on December 30, 2025 and was recorded on January 8, 2026. The property has 4,400 square feet of built space and 105 square feet of additional air rights for a total buildable of 4,500 square feet according to a PincusCo analysis of city data. The sale price per built square foot is $1,784 and the price per buildable square foot is $1,744 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 February 20, 2020, for $5.5 million.

In the second, Moshe Koplowitz through the entity 181 Court LLC paid $6.8 million to SL Property Group through the entity 181 Court Street LLC for the seven-unit residential walkup building (C7) at 181 Court Street in Boerum Hill, Brooklyn. The expected use is cash flowing.
The deal closed on December 30, 2025 and was recorded on January 8, 2026. The property has 6,780 square feet of built space according to a PincusCo analysis of city data. The sale price per built square foot is $1,010 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 July 21, 2020, for $4.5 million.

The signatory for SL Property Group was Sean Lefkovits . The signatory for Moshe Koplowitz was Moshe Koplowitz. The contract date was June 13, 2025.

Prior sales, articles and revenue

Prior to this transaction, PincusCo has records that the buyer Moshe Koplowitz purchased two properties in two transactions for a total of $4.5 million and has no record it sold any properties over the past 24 months.
The seller SL Property Group purchased one property in one transaction for a total of $3.5 million and had not sold any properties over the same time period. The former owners according to the Department of Housing Preservation and Development includes David Lloyd, head officer and Eric Setton, officer. The business entity is 131 Smith Street Llc.

The property

The mixed-use building with 5 residential units in Boerum Hill has 4,400 square feet of built space and 105 square feet of additional air rights for a total buildable of 4,500 square feet according to a PincusCo analysis of city data. The parcel has frontage of 20 feet and is 75 feet deep with a total lot size of 1,500 square feet. The zoning is R6A which allows for up to 3 times floor area ratio (FAR) for residential with inclusionary housing. The city-designated market value for the property in 2022 is $2.2 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 $2,500 in ECB 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 Boerum Hill, The bulk, or 32 percent of the 9 million square feet of commercial built space are elevator buildings, with mixed-use buildings next occupying 16 percent of the space. In sales, Boerum Hill has 2.3 times the average sales volume among other neighborhoods with $691.3 million in sales volume in the last two years and is the 10th highest in Brooklyn. For development, Boerum Hill has 1.6 times the average amount of major developments relative to other neighborhoods and is the 5th highest in Brooklyn. It had 2.4 million square feet of commercial and multi-family construction under development in the last two years, which represents 26 percent of the neighborhood’s built space. There was one pre-foreclosure suit filed among other mixed-use buildings in the past 12 months.

The block

On this tax block, PincusCo has identified the owners of four of the 13 commercial properties representing 198,465 square feet of the 226,591 square feet. The largest owner is Nyc Department Of Education, followed by Conway Capital and then Ziad Khaled.
There are no active new building construction projects on this tax block.

The majority, or 83 percent of the 226,591 square feet of built space are specialty buildings, with mixed-use buildings next occupying 14 percent of the space.

The seller

The PincusCo database currently indicates that Sl Property Group owned at least one commercial property with 10 residential units in New York City with 8,287 square feet and a city-determined market value of $4.3 million. (Market value is typically about 50% of actual value.) The portfolio consists of at least a single walkup property. It is located in Manhattan.

The buyer

The PincusCo database currently indicates that Moshe Koplowitz owned at least 18 commercial properties with 16 residential units in New York City with 122,829 square feet and a city-determined market value of $14.7 million. (Market value is typically about 50% of actual value.) The portfolio has $5 million in debt, borrowed from Flushing Bank. Within the portfolio, the bulk, or 32 percent of the 122,829 square feet of built space are retail properties, with M9 properties next occupying 24 percent of the space. The bulk, or 56 percent of the built space, is in Queens, with Brooklyn next at 31 percent of the space.

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