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General ConstructionManhattanPermit issued

Major Office to Residential Conversion at 100 William Street, Manhattan

100 WILLIAM STREET, Manhattan, 10038 · Financial District-Battery Park City

Winston

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Reported project cost

$88,791,360

As declared on the permit filing. General Construction.

Issued
August 24, 2026
Expires
December 13, 2026
License
General Contractor

What was permitted

A significant construction project is underway in Manhattan's Financial District, involving the conversion of an office building to residential units. This type of large-scale transformation aims to repurpose commercial spaces for housing, impacting the neighborhood's landscape and housing availability.

This permit was issued on August 24, 2026, for a substantial project with an estimated cost of $88,791,360. The work is being managed by BUSHBURG BUILDERS LLC.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number935703078
Work permit #M01363617-I1-GC
Job filing number—
Work typeGeneral Construction
StatusPermit Issued
Job descriptionCONVERSION FROM OFFICE (B) OCCUPANCY TO RESIDENTIAL (R-2) OCCUPANCY PURSUANT TO ARTICLE I, CHAPTER V OF THE NYC ZONING RESOLUTION AND ARTICLE 7B OF THE NYS MULTIPLE DWELLING LAW FOR RESIDENTIAL CONVERSION.
Floor / unitFloor Number(s) 1, Floor Number(s) 1, Floor Number(s) 2, Floor Number(s) 3, Floor Number(s) 3, Floor Number(s) 4, Floor Number(s) 5, Floor Number(s) 6, Floor Number(s) 7, Floor Number(s) 8, Floor Numb
Estimated cost$88,791,360
ApprovedJune 15, 2026
IssuedAugust 24, 2026
ExpiresDecember 13, 2026
BBL—
BIN—

Property owner

Bushburg Builders LLC

Abraham Hoffman

Related searches

general constructionresidential conversionFinancial DistrictManhattanNYC building permitlarge-scale renovation$88M project