345 87 Street, Brooklyn, New York City: Duplex Renovation
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Duplex Renovation at 345 87 Street, Brooklyn, New York City was filed with New York City on July 2, 2026 with a stated construction value of under $1M; the city has not approved it yet (DOB status: Plan Examiner Review). Renovation or addition to a duplex. Builtie tracks the project's stage, the trades still being bought and the people who decide.
The same four steps, whether the buyer is a builder, a designer, an owner or a company you want to acquire.
The project
| Address | 345 87 Street, Brooklyn, New York City |
| Project | Duplex Renovation |
| Building type | Residential |
| Work | Renovation or alteration |
| Filed with the city | July 2, 2026 |
| City status | Not yet approved (DOB status: Plan Examiner Review) |
| Stated construction value | under $1M |
| Estimated stage | Foundation |
| Company named on the permit | Reveal the builder — free trial |
| Decision makers and contacts | See who to contact — free trial |
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Where this project is
- July 2, 2026Alteration CO: Duplex Renovation · under $1M (this page)
- July 2026Estimated construction start (estimate)
- February 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
- 437 88 Street, BrooklynInterior alteration · $1M to $5M · July 2026
- 415 89 Street, BrooklynAlteration: roofing · $1M to $5M · June 2026
- 7901 4 Avenue, BrooklynAlteration · $1M to $5M · March 2026
- 470 86 Street, BrooklynAlteration CO: structural work · $1M to $5M · July 2026
- 502 86 Street, BrooklynAlteration CO: roofing · $1M to $5M · August 2026
8 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 every window below has passed (est.): the project may already be finished.
| Trade | When to approach (est.) | Status |
|---|---|---|
| Construction (est.) | Jul 2026 – Feb 2027 | Estimate |
| Construction Site Security | Jun 2026 – Aug 2026 | Window passed (est.) |
| Concrete and Foundation | Jul 2026 | Window passed (est.) |
| Structural Steel | Jul 2026 – Aug 2026 | Window passed (est.) |
| Elevators | Jul 2026 – Aug 2026 | Window passed (est.) |
| Framing | Jul 2026 – Aug 2026 | Window passed (est.) |
| Painting | Jul 2026 – Sep 2026 | Window passed (est.) |
| Masonry | Jul 2026 – Aug 2026 | Window passed (est.) |
| Waterproofing | Jul 2026 – Aug 2026 | Window passed (est.) |
| Roofing | Aug 2026 – Sep 2026 | Window passed (est.) |
| Windows, Doors and Glazing | Jul 2026 – Sep 2026 | Window passed (est.) |
How we estimate: each bar is the share of the build, from the estimated start (July 2026) to the estimated completion (February 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: 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
- 1184 Fifth Avenue, Manhattan: School Renovation
- 781 East 211 Street, Bronx: Office-to-Residential Conversion
- 1129 St Marks Avenue, Brooklyn: 2-Storey Apartment Building Renovation
- 109-11 124 Street, Queens: Single-Family House Renovation
- 150-39 Horace Harding Expressway, Queens: Two-Family House 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 345 87 Street, Brooklyn?
Duplex Renovation. Renovation or addition to a duplex.
Has 345 87 Street, Brooklyn been permitted?
Not yet. The work was filed with New York City on July 2, 2026; the city has not approved it yet (DOB status: Plan Examiner Review).
Who is building 345 87 Street, Brooklyn?
Builtie resolves the builder or general contractor behind the permit and attaches a verified decision maker.
Which trades does 345 87 Street, Brooklyn need now?
Estimated from the permit date, the award windows for site security; concrete; structural steel; elevator; framing; painting; masonry; waterproofing; roofing; window, door and glazing had passed by October 2026; the project may already be finished. Builtie tracks the builder's next projects.
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.