One-Story Addition for Gymnasium at 422 Fulton Street, Brooklyn
422 FULTON STREET, Brooklyn, 11201 · Downtown Brooklyn-DUMBO-Boerum Hill
What was permitted
A significant general construction project is underway at 422 Fulton Street in Downtown Brooklyn-DUMBO-Boerum Hill, involving the conversion of a 10th-floor shell into a double-story gymnasium. This expansion aims to create a larger recreational space without altering the building's use or occupancy.
With an estimated project cost of $5,000,000, this permit was issued on July 9, 2026, to JRM CONSTRUCTION MGMT LLC. This substantial investment highlights the potential costs associated with major additions and renovations in prime Brooklyn locations.
Homeowners and property owners in Downtown Brooklyn-DUMBO-Boerum Hill should note the $5,000,000 estimated cost for a major addition like this one, which is being constructed to create a new gymnasium space.
What it cost
Issued
July 9, 2026
Expires
April 20, 2027
License
General Contractor
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Filed by JRM CONSTRUCTION MGMT LLC · 191 permits across 17 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 742205382 |
| Work Permit # | B01251331-I1-GC |
| Job Filing Number | — |
| Work Type | General Construction |
| Status | Permit Issued |
| Job Description | Hereby filing to construct one story addition converting a single story shell 10th floor to a double story space to be used as gymnasium as shown on plans filed herewith. No change to use, occupancy or egress. |
| Floor / Unit | Floor Number(s) 009 through 013 |
| Estimated Cost | $5,000,000 |
| Approved | November 5, 2025 |
| Issued | July 9, 2026 |
| Expires | April 20, 2027 |
| BBL | — |
| BIN | — |
Property Owner
TISHMAN SPEYER
Christopher McCartin