Yiannes Einhorn

Owner

Yiannes Einhorn NYC portfolio

$2.7 million -elevator 100%; Brooklyn 100%*

6902th largest portfolio by dollar value

24,837 sqft – elevator 100%; Brooklyn 100%

4614th largest by SF

2 properties – Brooklyn 100%

5022th largest

24 residential units – Brooklyn 100%

3567th largest by residential units

Person Activity past 24 months:

Developer (new building or major alteration): 6 for 28,501 square feet

Top Ten Associated Companies:

Midfirst Bank (3), New York City Housing Authority (2), Valley National Bank (1), Muriel Gould (1), Northwind Group (1), Louise Weiss (1), Deutsche Bank (1)

Top Ten Associated People:

Jonathan Gouveia (2), Joan Gould (1), Celia Gould (1), Ran Eliasaf (1), Louise Weiss (1), Chris Jones (1), Christopher Harris (1)

Recent activity as signatory:

Yiannes Einhorn filed plans for major alteration for 28,501 sqft in Chelsea, Manhattan, on September 10, 2025.

Grid Group borrowed $66.8 million from Deutsche Bank for 148 West 21 Street on March 15, 2024.

• Muriel Gould sold 249 West 16 Street for $8.4 million to Grid Group on December 13, 2023.

Grid Group borrowed $7.2 million from Midfirst Bank for 249 West 16 Street on December 13, 2023.

Grid Group and Cityscapes Realty borrowed $32 million from Valley National Bank for 1442 Amsterdam Avenue on October 13, 2022.

New York City Housing Authority sold 1414 Amsterdam Avenue for $6 million to Grid Group and Cityscapes Realty on October 13, 2022.

New York City Housing Authority sold 1414 Amsterdam Avenue for $21.5 million to Grid Group and Cityscapes Realty on October 13, 2022.

Grid Group borrowed $8.5 million from Midfirst Bank for 148 West 21 Street on February 10, 2022.

Yiannes Einhorn filed plans for new building for 409,961 sqft in Harlem, Manhattan, on December 17, 2021.

Louise Weiss sold 148 West 21 Street for $31 million to Grid Group on August 23, 2021.

Latest Stories:

• Artimus signs $220M refi with Bank Hapoalim for new 490-unit rental in Harlem (August 31, 2025)

• Gilbane Inc. signs $4.9M lease with NYCHA, borrows $445.9M for renovations (January 13, 2025)

• Artimus signs $210M construction loan for 490-unit development in Harlem (June 07, 2024)

• Grid Group signs $66.8M refi with Deutsche Bank for 22-unit project in Chelsea (April 11, 2024)

• Grid Group pays $8.4M for retail in Chelsea (January 11, 2024)

• Artimus pays $16.9M to Cityscapes Realty for 50% stake in two Harlem dev sites (September 07, 2023)

• Grid Group, Cityscapes pay $21.5M to NYCHA for air rights, borrows $32M from Valley National (October 28, 2022)

• Grid Group, Cityscapes Realty pay $6M to NYCHA for Harlem site where 393-unit project planned (October 26, 2022)

• Grid Group pays $31M for development site in Chelsea (September 03, 2021)

• Grid Group refis $37M with Northwind Group for development in Central Harlem (March 03, 2021)

Properties:

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