HVACCommercial HVACActiveVerified

Long Island Mechanical

C/O BLUMENFELD DEVELOPMENT GROUP, LTD., Registered Agent

Long Island Mechanical LLC is a commercial HVAC service company based in Syosset, NY, offering installation, maintenance, and repair services.

Filed June 10, 2026 · Syosset, NY · Nassau County

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Source

New York Department of State, Division of Corporations · Entity 7939122 · Retrieved June 12, 2026

Search the registry for 7939122 ›JSON record ›

About Long Island Mechanical

NYC-LI MECHANICAL LLC, doing business as Long Island Mechanical, was formed as a New York LLC on June 10, 2026. The filing was done personally by the owner or officer, listed as C/O BLUMENFELD DEVELOPMENT GROUP, LTD., who also serves as the registered agent. The company's principal address is in Syosset, New York. No annual report or EIN on file yet. The business operates in the commercial HVAC sector, a subcategory of HVAC services. Its website, built with Go Daddy Website Builder, describes over 30 years of experience, offers maintenance plans and emergency service, and mentions working with NYSERDA and Con Edison incentives, suggesting a well-established operation. The site is modern, uses HTTPS, and has a copyright year of 2025. We estimate revenue in the $1M-$10M range and a team of 6-25 employees, based on the comprehensive services and physical office indicated on the website. The footprint appears to be a single brick-and-mortar location in Massapequa Park, NY. The domain was registered on September 25, 2020, over five years before the LLC filing, which suggests the business was operating under a different legal structure or as a sole proprietorship before formalizing as an LLC. The company was first recorded here on June 12, 2026, just two days after filing. Two other entities share the same principal address, which may indicate a shared office or related businesses.

  • Domain registered 5+ years before LLC filing, suggesting prior operation under a different structure
  • Filed personally by the owner, not through a formation service
  • Website describes 30+ years of experience and partnerships with NYSERDA and Con Edison
  • Two other entities share the same principal address
  • No annual report or EIN on file yet
  • First recorded here just 2 days after filing

Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 22, 2026.

One of 43 new businesses registered in Syosset in June 2026, and the only hvac business registered there that month.

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Filing Details

Entity NameNYC-LI MECHANICAL LLC
Entity TypeLLC
Entity Number7939122
Filing DateJune 10, 2026
Principal AddressLocked
City / State / ZipSyosset, NY 11791
CountyNassau
TimezoneEastern (ET)
EIN on FileNo
Registered AgentC/O BLUMENFELD DEVELOPMENT GROUP, LTD.
Agent AddressLocked
Filed ViaSelf-filed (owner is the registered agent)
WebsiteYes · domain registered 2084 days before filing · registrar GoDaddy
Website BuildModern · Starfield Technologies; Go Daddy Website Builder 8.0.0000
Annual ReportNot yet filed
Estimated Revenue$1M-$10M (estimate)
Estimated Employees6-25 (estimate)
FootprintBrick and mortar (estimate)
Related Filings2 at the same address
First Recorded by DayOneLeadJune 12, 2026 (2 days after filing)

Verified Business Profile

SubcategoryCommercial HVAC

Contact Information

WebsiteLocked
PhoneLocked
EmailLocked
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Verified Website Profile

We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.

Domain RegisteredLocked
Domain AgeLocked
RegistrarLocked
Website PlatformLocked
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Frequently Asked Questions

When was Long Island Mechanical registered?

Long Island Mechanical was registered as LLC on June 10, 2026 in New York.

Where is Long Island Mechanical located?

Long Island Mechanical is based in Syosset, NY, 11791, in Nassau County.

What type of business is Long Island Mechanical?

Long Island Mechanical is classified as a hvac business (commercial hvac).

Does Long Island Mechanical have an EIN on file?

No EIN was found on file for Long Island Mechanical at the time of registration.

Who Sells to This Business

Based on the business category, these service providers typically target this type of business.

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