Locksmith & Security in Brooklyn
Downtown Door Repair & Security serves all of Brooklyn — from brownstone entry doors in the Heights and Park Slope to storefront and loft doors in Williamsburg, DUMBO, and Bushwick. We handle door repair, installation, locksmith work, and security systems for homes and businesses across the borough.

Neighborhoods
Where we work in Brooklyn
Brooklyn Heights
In Brooklyn Heights, Downtown Door Repair & Security repairs and restores the historic entry doors, brownstone vestibules, and apartment doors the neighborhood is known for — along with locksmith and security work for its townhouses and small businesses.
Brooklyn Heights servicesPark Slope
In Park Slope, we service the neighborhood's row-house entry doors, garden-apartment doors, and Fifth and Seventh Avenue storefronts — door repair, installation, locksmith work, and security for both homes and shops.
Park Slope servicesWilliamsburg
In Williamsburg, Downtown Door Repair & Security handles everything from loft and converted-warehouse doors to the storefront and restaurant entrances along Bedford and Berry — repair, installation, locksmith, and commercial security systems.
Williamsburg servicesDUMBO
In DUMBO, we work on the neighborhood's converted-warehouse residential doors, office and gallery entrances, and retail storefronts — door repair, hardware, locksmith, and access control for its mix of homes and businesses.
DUMBO servicesBushwick
In Bushwick, Downtown Door Repair & Security serves apartment and multi-family entry doors, warehouse and studio spaces, and the neighborhood's growing storefronts — repair, installation, locksmith, and security work.
Bushwick servicesGreenpoint
In Greenpoint, Downtown Door Repair & Security works on the neighborhood's rowhouse and multi-family entry doors, converted-warehouse spaces, and the storefronts along Manhattan and Franklin — door repair, installation, locksmith, and commercial security.
Greenpoint servicesCobble Hill
In Cobble Hill, we service the landmarked brownstone entry doors, garden-level apartments, and the Court and Smith Street storefronts — door repair, hardware matching, locksmith work, and security for homes and small businesses.
Cobble Hill servicesCarroll Gardens
In Carroll Gardens, Downtown Door Repair & Security handles brownstone and rowhouse entry doors, garden-apartment doors, and the Smith and Court Street storefronts — repair, installation, locksmith, and commercial security.
Carroll Gardens servicesFort Greene
In Fort Greene, we work on the neighborhood's landmarked brownstones, apartment buildings, and the storefronts and cultural venues around Fulton Street and BAM — door repair, installation, locksmith, and security systems.
Fort Greene servicesBoerum Hill
In Boerum Hill, Downtown Door Repair & Security services brownstone and rowhouse entry doors, apartment doors, and the Atlantic and Smith Street storefronts — repair, installation, locksmith, and commercial security.
Boerum Hill servicesDowntown Brooklyn
In Downtown Brooklyn, we handle commercial and office building doors, residential tower entrances, and street-level retail — door repair, installation, locksmith, and access-control systems for the borough's busiest commercial core.
Downtown Brooklyn servicesCrown Heights
In Crown Heights, Downtown Door Repair & Security serves multi-family and brownstone entry doors, apartment doors, and the Franklin and Nostrand Avenue storefronts — repair, installation, locksmith, and security work.
Crown Heights servicesBedford-Stuyvesant
In Bedford-Stuyvesant, we work on the neighborhood's landmarked brownstones, multi-family buildings, and growing storefronts along Fulton and Nostrand — door repair, installation, locksmith, and commercial security.
Bedford-Stuyvesant servicesServices
What we do across Brooklyn
Every service we offer is available throughout the borough — for homes and businesses alike.
Locksmith Services
Two Brooklyn offices. Licensed techs, stocked vans, keys cut on our own machines — 24 hours a day.
Learn moreMaster Key Systems
One key for you, one key per door for everyone else — designed on paper before it's ever pinned in brass.
Learn moreHigh-Security Lock Installation
Mul-T-Lock and Maxtek cylinders in stock — keys that can't be copied at a hardware store, locks that don't open for a bump key.
Learn moreIntercom System Installation & Repair
Lobby panels, apartment stations, and smartphone entry — installed, repaired, and rewired by NYC's door and security specialists.
Learn moreAccess Control System Installation
Fobs, cards, keypads, and mobile credentials — with the door hardware and egress compliance most access vendors get wrong.
Learn moreMagnetic Lock (Maglock) Installation & Repair
1200 pounds of holding force, wired to release the instant your fire alarm says so.
Learn moreElectric Strike Installation & Repair
The buzz-in door, done right: cut clean into the frame, aligned to the latch, wired to whatever lets people in.
Learn moreCCTV & Security Camera Installation
PoE cameras, on-site recording, phone viewing — placed where incidents actually happen, installed to survive NYC weather and NYC tenants.
Learn morePanic Bar & Exit Device Installation
One push and everyone's out. That's the law — and it's also just a good door.
Learn moreSecurity Gates & Roll-Down Gates
Roll-down gates that open smooth and lock tight.
Learn moreDoor Repair & Door Supply
Doors that stick, sag, or won't latch — fixed right the first time.
Learn moreGet started
Request your on-site quote — Brooklyn
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Door or security help in Brooklyn?
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