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JWJoseph Warren ElectricalElectricians, New York and WarwickAnswered 24/7, both offices(929) 755-0293
Brooklyn

Brooklyn electricians for brownstones, row houses and new towers

Half the city's homes are in Brooklyn and Queens, and many of them are old. Brownstones with knob and tube behind the plaster, row houses on small services, new towers with tight shafts. We answer at any hour and send a crew from Chelsea.

  • Brownstone and row house work
  • Panel and service upgrades
  • Calls answered 24/7
New 200 amp panel beside an old 100 amp panel on a Brooklyn basement wall
Most calls in Brooklyn(929) 755-0293
  • Old wiring found during renovations
  • Service and panel upgrades
  • Basement and cellar circuits
Short answer

We do electrical work across Brooklyn from our Chelsea service office: brownstone and row house rewiring, knob and tube removal, panel and service upgrades, basement circuits and EV chargers for houses with a driveway or garage. Permitted work is filed with the NYC Department of Buildings, and calls to (929) 755-0293 are answered 24/7.

Rather ask a person?(929) 755-0293
Local conditions

Brooklyn housing and what it hides

Brooklyn and Queens together hold about half of New York City's housing, and outside Manhattan about 92 percent of homes near subway stops are three stories or less. In Brooklyn that means the brownstone, the limestone row house and the two-family frame house, many built long before modern loads. Renovations here regularly open walls on cloth-covered wire, knob and tube runs, ungrounded outlets and services still at 60 or 100 amps.

Old houses also take water. When the remnants of Ida flooded the city in September 2021, early reports counted nine deaths, eight in Queens and one in Brooklyn, most of them in basement homes. A finished cellar with outlets near the floor, a sump pump on an extension cord or a panel low on a basement wall is worth a look before the next storm rather than after it.

Permits and inspection

Brooklyn permits and inspections

Brooklyn follows the same rules as the rest of New York City: the 2025 NYC Electrical Code, filing with the Department of Buildings and sign-off requested through DOB NOW: Inspections. Row house work adds its own wrinkles, such as shared party walls and landmark districts where exterior conduit, meter placement and lighting need care. We tell you up front which parts of a job need a permit and which do not.

Service van parked on a New York street

Brooklyn calls run from Chelsea

Our nearest office to Brooklyn is the Chelsea service office at 137 W 24th St in Manhattan. Call (929) 755-0293 at any hour, tell us the street and what is happening, and we will tell you what to shut off and when a crew can be at the door.

Where in Brooklyn

Brooklyn neighborhoods we cover

  • Brooklyn Heights
  • Park Slope
  • Carroll Gardens
  • Bedford-Stuyvesant
  • Crown Heights
  • Williamsburg
  • Greenpoint
  • Bushwick
  • Flatbush
  • Bay Ridge
  • Sunset Park
  • Sheepshead Bay

Elsewhere in the borough, call with the address and we will confirm on the call.

Neighborhood pages: Canarsie and Flatlands, Sheepshead Bay, Bay Ridge.

Questions we get on the phone

Brooklyn questions

Brooklyn house or apartment, one number

(929) 755-0293, answered 24/7.

Call us, or find the office

Phone
(929) 755-0293
Hours
Answered 24 hours a day, every day of the year
Service office
137 W 24th St 5th floor, New York, NY 10011
Head office
Joseph Warren Electrical, 27 W Lake Rd, Warwick, NY 10990
Coverage
New York and the boroughs from the New York office, Orange County from Warwick. Where coverage ends
New York, NY137 W 24th St 5th floor
Call (929) 755-0293, answered 24/7