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Portfolio at a glance.
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The record over time.
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Case file.
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The buildings.
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Ownership & operations.
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HYDROGEN USA LLC owns or operates 3 buildings in New York City, totaling 17 units.
Across the 3-building portfolio, the average compliance score is 3.8 out of 5. 350 violations and 330 tenant complaints are on file — review The Record above for the full breakdown.
350 HPD/code violations and 31 DOB violations are recorded across HYDROGEN USA LLC's buildings in New York City.
12 active housing-court cases are on file across HYDROGEN USA LLC's buildings.
The lowest-rated buildings in HYDROGEN USA LLC's portfolio are 2310 1 AVENUE, 2308 1 AVENUE, and 2308 1st Ave.
29% of HYDROGEN USA LLC's units in New York City are registered as rent-stabilized with HPD.
In New York City, file repair complaints with HPD via 311 or hpdonline.nyc.gov. For lease or harassment issues, call the NYC Tenant Helpline at 311. Document repair requests in writing and keep dated copies for housing court.
How HYDROGEN USA LLC shows up on public housing records.
Full ownership history (ACRIS deeds, prior sales, linked LLCs) ships in a later pass — some portfolios span dozens of entities that take time to reconcile.
Adjudicated DOB / ECB cases across this portfolio. Every ticket that went to adjudication — paid, dismissed, or defaulted.
Every time a tenant calls 311, an inspector cites a violation, or a case lands in housing court, it shows up here. The numbers below aggregate across the entire portfolio.
This landlord owns or manages 3 buildings across New York City. The portfolio sits below average on compliance for the city.