Martin Kirzner

Sharp Management

Owner

Sharp Management|Martin Kirzner NYC portfolio

$237.8 million -walkup 58%, elevator 29%, mixed-use 11%; Bronx 61%, Brooklyn 22%, Manhattan 15%*

859th largest portfolio by dollar value

1,341,389 sqft – walkup 66%, elevator 29%, mixed-use 4%; Bronx 62%, Manhattan 20%, Brooklyn 17%

372th largest by SF

60 properties – Bronx 45%, Brooklyn 28%, Manhattan 26%

147th largest

1,531 residential units – Bronx 58%, Manhattan 24%, Brooklyn 16%

222th largest by residential units

Person Activity past 24 months:

Seller signatory: 2 for $6.2 million

Borrower signatory: 2 for $20.4 million

Top Ten Associated People:

Jonathan Wiener (5), Richard Herman (1), Ursula Flores (1), Philip G. Rinaldi (1), Ben Rieder (1), Ana McBayne (1), Brad Casey (1), Eben Ellertson (1), Yechiel Newhouse (1), Michael Rothstei (1)

Recent activity as signatory:

• Sharp Management sold 355 Lincoln Place for $4.9 million to Gilman Management on September 18, 2025.

• Sharp Management borrowed $6.1 million from NewPoint Real Estate Capital for 2800 Frederick Douglass Boulevard on November 27, 2024.

• Martin Kirzner sold 2305 Clarendon Road for $1.3 million to Michael Rothstein on May 16, 2024.

• Sharp Management borrowed $14.3 million from Dime Community Bank for 217 West 146 Street on May 05, 2024.

• Sharp Management borrowed $30.3 million from Newpoint Real Estate Capital for 429 East 137 Street on February 29, 2024.

• Sharp Management borrowed $32 million from JPMorgan Chase for 235 Brook Avenue on September 19, 2022.

• Sharp Management sold 1514 Sedgwick Avenue for $22.5 million to Yechiel Newhouse on April 28, 2022.

• Sharp Management sold 158 East 103 Street for $24 million to L+M Development Partners on December 03, 2021.

• Sharp Management sold 514 East 138 Street for $7.5 million to Denali Management on September 24, 2021.

• Sharp Management sold 1025 Longwood Avenue for $3 million to Denali Management on September 24, 2021.

Latest Stories:

• Sharp Management sells 58-unit walkup in Prospect Heights for $4.9M (October 23, 2025)

• Michael Rothstein pays $1.3M for 16-unit walkup in Flatbush (May 30, 2024)

• Sharp Management signs $30.3M refi with Newpoint for 148-unit rental in Mott Haven (March 05, 2024)

• Sharp Management signs $32M refi loan with JPMorgan Chase for seven properties in Mott Haven (October 05, 2022)

• Yechiel Newhouse pays $22.5M to Sharp Management for residential elevator in Morris Heights (May 12, 2022)

• L+M Development pays $24M to Sharp Management for rental in East Harlem (December 15, 2021)

• Denali Management pays $29.5M to Sharp Management for rentals in Bronx (October 08, 2021)

• Denali Management pays $7.5M to Sharp Management for two rentals in Mott Haven (October 07, 2021)

• Prana pays $7M for multifamily in Fordham, 7th city buy since November (August 06, 2020)

• Sharp Management borrows $9M from Signature Bank to refi multifamily property in Central Harlem (July 02, 2020)

Properties:

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