831 President Street, Brooklyn, New York City: Apartment Building Renovation
Apartment Building Renovation at 831 President Street, Brooklyn, New York City was permitted on April 10, 2026 with a stated construction value of under $1M. Convert existing 4 family Class A multiple dwelling to 2 family dwelling, ALTERATION TO INCLUDE REMOVAL AND REPLACEMENT OF INTERIOR WALLS, PLUMBING FIXTURES & APPLIANCES. SUB DOCS TO BE FILED: PL, MS, ST, SP WORK TYPES P3 filed for vertical enlargement. 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 | 831 President Street, Brooklyn, New York City |
| Project | Apartment Building Renovation |
| Building type | Residential |
| Work | Renovation or alteration |
| Permit issued | April 10, 2026 |
| 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 |
From the permit: “Convert existing 4 family Class A multiple dwelling to 2 family dwelling, ALTERATION TO INCLUDE REMOVAL AND REPLACEMENT OF INTERIOR WALLS, PLUMBING FIXTURES & APPLIANCES. SUB DOCS TO BE FILED: PL, MS, ST, SP WORK TYPES P3 filed for vertical enlargement”
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Where this project is
- April 10, 2026Alteration CO: Apartment Building Renovation · under $1M (this page)
- July 2, 2026Alteration CO: plumbing · under $1M
- July 21, 2026Alteration CO: roofing · under $1M
- September 15, 2026Alteration CO: mechanical · under $1M
- September 25, 2026Alteration CO: conversion to residential · under $1M
- May 2026Estimated construction start (estimate)
- November 2026Estimated 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
- 653 Baltic Street, BrooklynNew building · $10M to $25M · March 2026
- 506 6 Street, BrooklynAlteration: facade work · $5M to $10M · February 2026
- 295 Saint Johns Place, BrooklynAlteration: facade work · $1M to $5M · April 2026
- 232 4 Avenue, BrooklynNew construction · $1M to $5M · August 2026
- 515 Dean Street, BrooklynAlteration CO: conversion to residential · $1M to $5M · June 2026
20 projects of $1M+ were permitted within 1 km in the last 12 months. See them all in Builtie →
The company behind this project has 21 other projects in Builtie
- ████████ ConstructionNew York City · Interior alteration · $1M to $5M · 2026
- ████████ ConstructionNew York City · Interior alteration · under $1M · 2026
- ████████ ConstructionNew York City · Interior alteration · under $1M · 2026
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.) | May 2026 – Nov 2026 | Estimate |
| Construction Site Security | Apr 2026 – Jun 2026 | Window passed (est.) |
| Concrete and Foundation | May 2026 | Window passed (est.) |
| Structural Steel | May 2026 – Jun 2026 | Window passed (est.) |
| Elevators | May 2026 – Jun 2026 | Window passed (est.) |
| Framing | May 2026 – Jun 2026 | Window passed (est.) |
| Painting | May 2026 – Jul 2026 | Window passed (est.) |
| Masonry | May 2026 – Jun 2026 | Window passed (est.) |
| Waterproofing | May 2026 – Jun 2026 | Window passed (est.) |
| Roofing | May 2026 – Jul 2026 | Window passed (est.) |
| Windows, Doors and Glazing | May 2026 – Jun 2026 | Window passed (est.) |
How we estimate: each bar is the share of the build, from the estimated start (May 2026) to the estimated completion (November 2026) above, when the builder usually picks that trade. It is not the builder's schedule.
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
- 358 Tompkins Avenue, Brooklyn: 3-Storey Apartment Building Renovation
- 193 Wyckoff Avenue, Brooklyn: Apartment Building Renovation
- 142 Georgia Avenue, Brooklyn: Industrial Building Renovation
- 510 9 Avenue, Manhattan: Apartment Building Renovation
- 211 West 84 Street, Manhattan: Apartment Building 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 831 President Street, Brooklyn?
Apartment Building Renovation. Convert existing 4 family Class A multiple dwelling to 2 family dwelling, ALTERATION TO INCLUDE REMOVAL AND REPLACEMENT OF INTERIOR WALLS, PLUMBING FIXTURES & APPLIANCES. SUB DOCS TO BE FILED: PL, MS, ST, SP WORK TYPES P3 filed for vertical enlargement
When was the permit issued for 831 President Street, Brooklyn?
April 10, 2026, by New York City.
Who is building 831 President Street, Brooklyn?
Builtie resolves the builder or general contractor behind the permit and attaches a verified decision maker.
Which trades does 831 President 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.