423 78 Street, Brooklyn, New York City: Two-Family House
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Two-Family House at 423 78 Street, Brooklyn, New York City was permitted on March 4, 2026 with a stated construction value of $1M to $5M. New two-family house. 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 | 423 78 Street, Brooklyn, New York City |
| Project | Two-Family House |
| Building type | Residential |
| Work | New building |
| Permit issued | March 4, 2026 |
| Stated construction value | $1M to $5M |
| Estimated stage | Framing |
| 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
- March 4, 2026New construction: Two-Family House · $1M to $5M (this page)
- April 2026Estimated construction start (estimate)
- April 2027Estimated completion (estimate)
How we estimate: from the permit date and its stated value, with the build lengths Builtie's project feed uses (about 13 months for a job this size). It is not the builder's schedule.
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- 437 88 Street, BrooklynInterior alteration · $1M to $5M · July 2026
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- 505 Ovington Avenue, BrooklynAlteration CO · $1M to $5M · March 2026
- 211 72 Street, BrooklynInterior alteration · $1M to $5M · March 2026
- 415 89 Street, BrooklynAlteration: roofing · $1M to $5M · June 2026
9 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.) | Apr 2026 – Apr 2027 | Estimate |
| Construction Site Security | Feb 2026 – May 2026 | Window passed (est.) |
| Painting | Apr 2026 – Aug 2026 | Window passed (est.) |
| Masonry | Apr 2026 – May 2026 | Window passed (est.) |
| Waterproofing | Apr 2026 – May 2026 | Window passed (est.) |
| Roofing | May 2026 – Jul 2026 | Window passed (est.) |
| Windows, Doors and Glazing | Apr 2026 – Jul 2026 | Window passed (est.) |
| Electrical | May 2026 – Aug 2026 | Window passed (est.) |
| HVAC and Mechanical | May 2026 – Aug 2026 | Window passed (est.) |
| Plumbing | May 2026 – Aug 2026 | Window passed (est.) |
| Fire Protection | May 2026 – Aug 2026 | Window passed (est.) |
How we estimate: each bar is the share of the build, from the estimated start (April 2026) to the estimated completion (April 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
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- 1133 Lexington Avenue, Manhattan: Residential Project 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 423 78 Street, Brooklyn?
Two-Family House. New two-family house.
When was the permit issued for 423 78 Street, Brooklyn?
March 4, 2026, by New York City.
Who is building 423 78 Street, Brooklyn?
Builtie resolves the builder or general contractor behind the permit and attaches a verified decision maker.
Which trades does 423 78 Street, Brooklyn need now?
Estimated from the permit date, the award windows for site security; painting; masonry; waterproofing; roofing; window, door and glazing; electrical; HVAC; plumbing; fire protection 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.