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C

Constantin Ilis

Site Manager·1 building·293 units
4.5

11 reviews

Top rated owner or associate

Associated buildings are highly reviewed and rated 4+ stars by past and current renters.

Highlights

2
Evictions
No
Litigation cases

About Constantin Ilis

Constantin Ilis is a well-regarded and reliable site manager. Across their buildings, tenants rate them 4.5/5 across 11 reviews, with 91% recommending their buildings and 82% approving of them as an owner or associate. Their portfolio records 2 evictions, 0 open violations, and 0 litigation cases. Data last updated July 21, 2026. Constantin Ilis is a site manager associated with 1 building and 293 units in the Financial District of Manhattan. The portfolio consists of a high-rise building that was built in 1931. All of the associated apartments are rent-stabilized, providing a secure living situation for residents. Prospective renters can find building-level ratings and reviews on the associated building page.

Renter recommendations

-%

Renters recommend associated buildings

-%

Renters approve of this owner or associate

Reviews

Former tenant·Over 1 year ago

21 West Street

Pros

View of Hudson River

Cons

Late response to maintenance

Former tenant·Over 2 years ago

21 west review

Pros

very close to the green/yellow/red subway lines and a short walk to the brown/blue.

Cons

most of the staff is great but some spend more time hanging out with each other then helping.

Buildings associated with CONSTANTIN ILIS

  • 21 West Street
    Top rated

    21 West Street

    4.5(11)

    Financial District

21 West Street
Top rated

21 West Street

4.5(11)

Financial District

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 better than the city average.

Owner averageLess than 0.01Violations per unit
NYC average0.81Violations per unit
0Class C
Immediately hazardous

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

0Class B
Hazardous

Smoke detector issues, inadequate lighting, no lighting for stairways

0Class 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

Constantin Ilis has an average tenant rating of 4.5 out of 5 across 11 reviews.

91% of tenants who reviewed buildings managed by Constantin Ilis would recommend living there.

Constantin Ilis has 2 recorded evictions across their portfolio.

Constantin Ilis has no housing court litigation cases across their portfolio.

82% of tenants who reviewed a building managed by Constantin Ilis approve of how it is run.

Constantin Ilis has not appeared on the NYC worst landlords list.

Constantin Ilis owns or manages 1 building totalling 293 units.

C

Constantin Ilis

Site Manager·1 building·293 units
4.5

11 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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© 2026 Openigloo Inc. All rights reserved.

Available apartments associated with CONSTANTIN ILIS

    • 21 West Street #16B, Manhattan, NY 10006 apartment_bedroom_room 1
    Verified
    Rent-stabilized
    Financial District·1 bed, 1 bath
    4.2(18)

    21 West Street #16B

    $4,827
    • 21 West Street #14H, Manhattan, NY 10006 apartment_kitchen 1
    Verified
    Rent-stabilized
    Financial District·Studio, 1 bath
    4.2(18)

    21 West Street #14H

    $3,635
    • 21 West Street #08B, Manhattan, NY 10006 apartment_kitchen 1
    Verified
    Rent-stabilized
    Financial District·1 bed, 1 bath
    4.2(18)

    21 West Street #08B

    $4,732
    • 21 West Street #10B, Manhattan, NY 10006 apartment_bedroom_room 1
    Verified
    Rent-stabilized
    Financial District·1 bed, 1 bath
    4.2(18)

    21 West Street #10B

    $4,752
  • 21 West Street #16B, Manhattan, NY 10006 apartment_bedroom_room 1
Verified
Rent-stabilized
Financial District·1 bed, 1 bath
4.2(18)

21 West Street #16B

$4,827
  • 21 West Street #14H, Manhattan, NY 10006 apartment_kitchen 1
Verified
Rent-stabilized
Financial District·Studio, 1 bath
4.2(18)

21 West Street #14H

$3,635
  • 21 West Street #08B, Manhattan, NY 10006 apartment_kitchen 1
Verified
Rent-stabilized
Financial District·1 bed, 1 bath
4.2(18)

21 West Street #08B

$4,732
  • 21 West Street #10B, Manhattan, NY 10006 apartment_bedroom_room 1
Verified
Rent-stabilized
Financial District·1 bed, 1 bath
4.2(18)

21 West Street #10B

$4,752