122 Montague Street, Brooklyn, New York City: 5-Storey Mixed-Use Building Renovation
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5-Storey Mixed-Use Building Renovation at 122 Montague Street, Brooklyn, New York City was filed with New York City on August 20, 2026 with a stated construction value of under $1M; the city has not approved it yet (DOB status: Plan Examiner Review). Proposed interior renovation of existing 5 story mixed use building. change of use on 2nd floor commercial restaurant to residential. change of use of 1st floor restaurant to bookstore. no change in bulk. Builtie tracks the project's stage, the trades still being bought and the people who decide.
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The project
| Address | 122 Montague Street, Brooklyn, New York City |
| Project | 5-Storey Mixed-Use Building Renovation |
| Building type | Residential |
| Work | Renovation or alteration |
| Filed with the city | August 20, 2026 |
| City status | Not yet approved (DOB status: Plan Examiner Review) |
| Stated construction value | under $1M |
| Estimated stage | Excavation |
| Company named on the permit | Cavalry Gc&p LLC See the decision makers — free trial |
| Decision makers and contacts | See who to contact — free trial |
From the permit: “Proposed interior renovation of existing 5 story mixed use building. change of use on 2nd floor commercial restaurant to residential. change of use of 1st floor restaurant to bookstore. no change in bulk”
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Where this project is
- August 11, 2026Interior alteration · under $1M
- August 20, 2026Alteration CO: 5-Storey Mixed-Use Building Renovation · under $1M (this page)
- August 27, 2026Alteration: plumbing · under $1M
- September 2026Estimated construction start (estimate)
- March 2027Estimated completion (estimate)
How we estimate: from the permit date and its stated value, with the build lengths Builtie's project feed uses (about 7 months for a job this size). It is not the builder's schedule.
Other big projects nearby
- 98 Montague Street, BrooklynAlteration CO: conversion to residential · $50M to $100M · October 2026
- 360 Adams Street, BrooklynAlteration: facade work · $10M to $25M · April 2026
- 55 Water Street, BrooklynAlteration · $10M to $25M · April 2026
- 126 Myrtle Avenue, BrooklynAlteration CO: structural work · $10M to $25M · July 2026
- 422 Fulton Street, BrooklynInterior alteration · $10M to $25M · July 2026
40 projects of $1M+ were filed within 1 km in the last 12 months. See them all in Builtie →
Which trades are being bought now
When each trade on this project is usually picked, in calendar months (estimate). As of October 2026: 7 to approach now, 2 passed.
| Trade | When to approach (est.) | Status |
|---|---|---|
| Construction (est.) | Sep 2026 – Mar 2027 | Estimate |
| Excavation and Site Work | Aug 2026 – Sep 2026 | Window passed (est.) |
| Construction Site Security | Aug 2026 – Oct 2026 | Approach now |
| Concrete and Foundation | Aug 2026 – Sep 2026 | Window passed (est.) |
| Structural Steel | Sep 2026 – Oct 2026 | Approach now |
| Elevators | Sep 2026 – Oct 2026 | Approach now |
| Framing | Sep 2026 – Oct 2026 | Approach now |
| Painting | Sep 2026 – Nov 2026 | Approach now |
| Masonry | Sep 2026 – Oct 2026 | Approach now |
| Waterproofing | Sep 2026 – Oct 2026 | Approach now |
How we estimate: each bar is the share of the build, from the estimated start (September 2026) to the estimated completion (March 2027) above, when the builder usually picks that trade. It is not the builder's schedule.
Find work like this in New York City
Leads for your trade: Construction Site Security leads in New York City · Structural Steel leads in New York City · Elevators leads in New York City · Framing leads in New York City · every trade in New York City.
More projects: every New York City project of $1M+ by address · major projects in New York City.
Compare tools: The Best Construction Lead Generation Software in New York.
What Builtie adds
In Builtie: the decision makers on this project and their verified contacts, the trades already credited on it, the builder's other active permits, and LinkedIn and email outreach that runs while you work.
Other major projects in New York City
- 165-28 144 Avenue, Queens: Single-Family House Renovation
- 247 Saint Nicholas Avenue, Brooklyn: 3-Storey Apartment Building Renovation
- 500 East 83 Street, Manhattan: Apartment Building Renovation
- 70-40 Utopia Parkway, Queens: Single-Family House Renovation
- 70-14 141 Street, Queens: Duplex Renovation
All of them: construction projects in New York City by address. All five boroughs are in the feed, which has run since February 27, 2026. New York issues separate permits for each trade, so the firm named on a permit is often the trade contractor, an engineer or an expediter rather than the developer. Builtie groups the permits into projects and resolves the owner and builder separately.
Plans
Builtie's Starter plan is $79 per seat per month for 20 projects; Growth is $99 for 50 projects and adds the LinkedIn and email outreach you run yourself. Opening a project spends one credit, and the decision makers, emails, phones and AI call script inside it are included. Your monthly credits reset at each renewal, and extra credit packs are valid for 30 days. The free trial runs 7 days with 10 projects. Custom, where Builtie's team runs the outreach for you, starts from $1,500 a month on top of a Growth seat.
Frequently asked questions
What is being built at 122 Montague Street, Brooklyn?
5-Storey Mixed-Use Building Renovation. Proposed interior renovation of existing 5 story mixed use building. change of use on 2nd floor commercial restaurant to residential. change of use of 1st floor restaurant to bookstore. no change in bulk
Has 122 Montague Street, Brooklyn been permitted?
Not yet. The work was filed with New York City on August 20, 2026; the city has not approved it yet (DOB status: Plan Examiner Review).
Who is building 122 Montague Street, Brooklyn?
Cavalry Gc&p LLC is named on the permit. The decision makers and their contacts are in Builtie.
Which trades does 122 Montague Street, Brooklyn need now?
Estimated as of October 2026, the trades to approach now are site security, structural steel, elevator, framing, painting, masonry and waterproofing. Already passed: excavation and site work; concrete.
What does Builtie cost?
Starter is $79 per seat per month for 20 projects; Growth is $99 for 50 projects and adds LinkedIn and email outreach. There is a 7-day free trial with 10 projects.