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Nikolaos Leonardos

Site Manager·14 buildings·170 units
1.7

3 reviews

Highlights

7
Evictions
29
Litigation cases

About Nikolaos Leonardos

Nikolaos Leonardos is a poorly regarded site manager. Across their buildings, tenants rate them 1.7/5 across 3 reviews, with 0% recommending their buildings and 0% approving of them as an owner or associate. Their portfolio records 7 evictions, 268 open violations, and 29 litigation cases. Data last updated July 30, 2026. Associated with 14 buildings and 170 units across Brooklyn, Nikolaos Leonardos is a site manager responsible for a portfolio that spans construction eras from the 1900s to the 2000s, reflecting multiple generations of development. The portfolio spans multiple neighborhoods across Brooklyn, including Bay Ridge, Park Slope, Gravesend, and Bushwick. The buildings are mostly low-rise. About 64% of the associated buildings have rent-stabilized apartments. Prospective renters can find building-level ratings, reviews, and open-data records on the associated building pages.

Renter recommendations

-%

Renters recommend associated buildings

-%

Renters approve of this owner or associate

Review summary

Summarized from anonymous rental reviews on Openigloo.

Tenant reviews for buildings managed by Nikolaos Leonardos overwhelmingly report poor conditions and management. Common issues include inadequate cleanliness, pest infestations, malfunctioning heating systems, and poor garbage management. Residents describe buildings as poorly maintained with delayed or no response from management, resulting in dissatisfaction and distrust. Noise levels can be high due to problematic neighbors, and amenities like elevators and laundry facilities are often lacking. Rent increases have been reported without corresponding improvements. Overall, renters advise management to improve maintenance, pest control, and responsiveness, while many tenants do not recommend living in these buildings given the ongoing challenges.

Reviews

Former tenant·5 minutes ago

Worst slumlord of bushwick

Pros

Close to transportation, cheap

Cons

A lot of bugs, rats, sometimes no power. In winter no heat what so ever

Advice to the owners

Do you job! Building is a disgrace

Former tenant·Over 2 years ago

Don't Move Here

Pros

Close to subway Close to busses Fairly diverse neighborhood

Cons

Dirty Poorly maintained No elevator No super No laundry Neighbors constantly fighting and throwing things at each other Leaky roof Takes 20 minutes to get hot water Management not responsive

Advice to the owners

Get real supers Install elevator Evict problematic tenants who routinely violate the lease Put laundry in basement Replace mailboxes

Buildings associated with NIKOLAOS LEONARDOS

  • 310 84 Street
    Rent-stabilized

    310 84 Street

    Bay Ridge

  • 416 68 Street
    Rent-stabilized

    416 68 Street

    Bay Ridge

  • 400 Avenue U

    400 Avenue U

    Gravesend

  • 265 74 Street
    Rent-stabilized

    265 74 Street

    Bay Ridge

310 84 Street
Rent-stabilized

310 84 Street

Bay Ridge

416 68 Street
Rent-stabilized

416 68 Street

Bay Ridge

400 Avenue U

400 Avenue U

Gravesend

265 74 Street
Rent-stabilized

265 74 Street

Bay Ridge

Building ratings

Cleanliness

-

Trash management

-

Pest control

-

Water pressure

-

Heat

-

Neighbors

-

Noise levels

-

Owner responsiveness

-

Cleanliness

-

Trash management

-

Pest control

-

Water pressure

-

Heat

-

Neighbors

-

Noise levels

-

Owner responsiveness

-

Rents and deposits

-

Renters received their security deposits back

-

Electronic rent payments

Open violations

From past 10 years · Updated 5 days ago

Average violations per unit for this owner or associate is worse than the city average.

Owner average1.57Violations per unit
NYC average0.81Violations per unit
54Class C
Immediately hazardous

Rodents, pest, mold, inadequate heat or hot water, defective building parts

143Class B
Hazardous

Smoke detector issues, inadequate lighting, no lighting for stairways

71Class A
Non-hazardous

No peephole on a door, no street number on the building, unlawful keeping of animals

0Class I
Missing info

Missing or non-compliant with administrative information orders or filings

FAQs

Nikolaos Leonardos has an average tenant rating of 1.7 out of 5 across 3 reviews.

Buildings managed by Nikolaos Leonardos average 1.57 open violations per unit, more than the citywide average of 0.81.

0% of tenants who reviewed buildings managed by Nikolaos Leonardos would recommend living there.

Nikolaos Leonardos has 7 recorded evictions across their portfolio.

Nikolaos Leonardos owns or manages 14 buildings totalling 170 units.

Nikolaos Leonardos has not appeared on the NYC worst landlords list.

0% of tenants who reviewed a building managed by Nikolaos Leonardos approve of how it is run.

Nikolaos Leonardos has 29 housing court litigation cases across their portfolio.

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Nikolaos Leonardos

Site Manager·14 buildings·170 units
1.7

3 reviews

Follow us

For renters

Apartments for rent in NYCRenting tips and resourcesVerified apartment listings in NYCBuildings and owners in NYCNYC market analysis reports

For landlords

iglooIQListings quality policy

Trending neighborhoods

Apartments in AstoriaApartments in Bedford-StuyvesantApartments in BushwickApartments in ChelseaApartments in Financial DistrictApartments in SohoApartments in Upper East SideApartments in Upper West SideApartments in West VillageApartments in Williamsburg

NYC boroughs

Apartments in BronxApartments in BrooklynApartments in ManhattanApartments in QueensApartments in Staten Island

2-bedroom apartments

2-bedroom apartments in Bronx2-bedroom apartments in Brooklyn2-bedroom apartments in Manhattan2-bedroom apartments in Queens2-bedroom apartments in Staten Island

Support

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Legal

Terms of usePrivacy policyCommunity guidelinesAgency disclosureFair housing disclosureStandard operating procedures
© 2026 Openigloo Inc. All rights reserved.