How to Search New York Business Records

New York is one of the largest states for business registrations in the United States. With approximately 5 million business entities on file, the New York Department of State maintains one of the most extensive business databases in the country.

The New York Department of State, Division of Corporations is responsible for:

• Registering new business entities (LLCs, corporations, limited partnerships, etc.)
• Maintaining records of all registered entities
• Processing biennial statements (the NY equivalent of annual reports)
• Recording changes (amendments, name changes, dissolutions, mergers)
• Providing public access to business entity records through its online search portal

New York is notable for several reasons:

• Massive volume. New York has roughly 5 million business entities on record — one of the highest counts of any state, driven by New York City's status as a global business center.
• Publication requirement for LLCs. New York is unique in requiring LLCs to publish a notice of formation in two newspapers for six consecutive weeks within 120 days of formation. This requirement adds cost and complexity compared to other states.
• County-based filing. New York filings reference the county of formation, which is useful for geographic research and service of process.
• DOS ID system. Each entity receives a unique DOS ID number, which is the most reliable way to look up a specific entity.

Whether you are verifying a New York business, conducting due diligence, or building an application that needs NY entity data, this guide covers everything you need to know.

The New York Department of State (DOS) provides a public online search for business entities filed in the state. The search portal is accessible at dos.ny.gov.

What you can do on the DOS search:

• Search for business entities by name or DOS ID number.
• View entity details including type, county of formation, jurisdiction, and process agent information.
• View filing date and current status.
• Look up the designated agent or address for service of process.

Key data fields for a typical New York entity:

• DOS ID — New York's unique entity identifier (a numeric string).
• Entity Name — The legal name as registered (e.g., "EMPIRE STATE HOLDINGS LLC").
• Entity Type — Domestic Limited Liability Company, Foreign Business Corporation, etc.
• DOS Filing Date — When the entity was first filed with the Department of State.
• County — The New York county of the entity's principal office (for domestic entities).
• Jurisdiction — For foreign entities, the state or country of original formation.
• Status — Active, Inactive, Dissolved, etc.
• Process Agent / DOS Process Address — The designated agent or address for service of process.
• Registered Agent — The person or entity authorized to receive legal papers.

Limitations of the DOS search:

• The interface is functional but dated — it is designed for one-at-a-time lookups.
• Officer and director data is not always available through the free online search.
• No bulk download or API access is provided directly by the DOS.
• Search results can be broad for common business names in a state with 5 million entities.

Here is how to search for a business entity through the New York Department of State:

Step 1: Navigate to the search portal

Go to the New York Department of State Corporation and Business Entity Database at dos.ny.gov/corporations-search.

Step 2: Choose your search method

New York offers several search options:

• Entity Name Search: Enter the full or partial business name. New York supports "begins with" and "contains" searches, though results for common terms can return hundreds of matches.
• DOS ID Search: If you have the entity's DOS ID number, enter it for an exact match. This is the fastest and most reliable method.

Step 3: Review the results

The search returns a list of matching entities showing the entity name, DOS ID, type, and jurisdiction. Click on an entity to view its full record.

Step 4: Review the entity detail page

The detail page shows:

• Filing Information: Entity type, DOS filing date, status, and county.
• Process Information: The name and address designated for service of process. In New York, this may be an individual, a registered agent service, or the Secretary of State (if the entity has designated the Secretary as its agent for process).
• Registered Agent: If designated, the registered agent name and address.
• Jurisdiction: For foreign entities, where the entity was originally formed.

Tips for NY DOS searches:

• Use the DOS ID when you have it. With 5 million entities, name searches can be overwhelming. The DOS ID is unique and returns an exact match.
• New York LLC names must include "LLC" or "L.L.C." If you cannot find an LLC, make sure you are including the suffix.
• Check both domestic and foreign filings. Many companies operating in New York are incorporated in Delaware and registered as foreign entities in NY.
• The Secretary of State as process agent. New York allows entities to designate the Secretary of State as their agent for service of process. If you see this, legal papers are served on the Secretary, who forwards them to the entity's last known address.

New York uses specific designations for different entity types. Here is what you will see in DOS records:

Domestic entities (formed in New York):

• Domestic Limited Liability Company — An LLC formed in New York. This is the most common entity type, though the publication requirement adds friction compared to other states.
• Domestic Business Corporation — A for-profit corporation formed in New York under the Business Corporation Law.
• Domestic Not-For-Profit Corporation — A nonprofit formed in New York under the Not-For-Profit Corporation Law.
• Domestic Limited Partnership — An LP formed in New York.
• Domestic Limited Liability Partnership — An LLP formed in New York, commonly used by law firms and accounting practices.
• Domestic Professional Service Corporation — A corporation for licensed professionals (attorneys, doctors, etc.).
• Domestic Professional Service Limited Liability Company — A PLLC for licensed professionals.

Foreign entities (formed outside New York, registered to do business here):

• Foreign Limited Liability Company — An LLC formed elsewhere, authorized to operate in New York.
• Foreign Business Corporation — A corporation formed elsewhere (commonly Delaware), registered in New York.
• Foreign Not-For-Profit Corporation — A nonprofit formed elsewhere, registered in New York.
• Foreign Limited Partnership — An LP formed elsewhere, registered in New York.
• Foreign Limited Liability Partnership — An LLP formed elsewhere, registered in New York.

Entity type distribution:

Domestic LLCs and Foreign Business Corporations make up the largest share of New York's business registry. The prevalence of foreign corporations reflects the common practice of incorporating in Delaware while operating in New York — standard for companies headquartered in Manhattan or seeking access to Delaware's Court of Chancery.

New York has a requirement that does not exist in any other state: newly formed LLCs must publish a notice of their formation in two newspapers (one daily, one weekly) in the county of formation for six consecutive weeks. This must be completed within 120 days of formation.

Key details:

• Cost: Publication costs vary dramatically by county. In Manhattan (New York County), publication can cost $1,500 or more. In some upstate counties, costs are as low as $200–$400.
• County selection matters. Because the publication must occur in the county listed in the articles of organization, many New York LLC owners choose a county with lower publication costs as their formation county — even if their primary office is in Manhattan.
• Certificate of Publication. After completing publication, the LLC must file a Certificate of Publication with the Department of State along with affidavits from each newspaper.
• Consequence of non-compliance. An LLC that fails to complete the publication requirement within 120 days has its authority to conduct business suspended. The entity is not dissolved, but it cannot sue in New York courts until it completes publication.

This requirement is often cited as a reason businesses choose to form LLCs in other states (like Delaware or Wyoming) and then register as foreign LLCs in New York. A foreign LLC doing business in New York is not subject to the publication requirement.

How this affects entity research:

When verifying a New York LLC, check whether a Certificate of Publication has been filed. If the LLC was formed more than 120 days ago and no certificate is on file, its authority to do business may be suspended — meaning it cannot bring lawsuits in New York courts. This is a due diligence point that is specific to New York.

New York requires most LLCs and corporations to file a biennial statement (every two years) to keep their records current. This is analogous to the annual reports required by most other states.

Key facts about New York biennial statements:

• Filing period: Every two years, based on the entity's formation month.
• Filing fee: Currently $9 for LLCs (filed online).
• Content: The biennial statement updates the entity's address for service of process. It does not require updating officer information (unlike many states' annual reports).
• Consequence of non-filing: The Department of State may begin dissolution proceedings against entities that fail to file.

What this means for entity research:

Because New York's biennial statement only updates the process address, officer and director data in NY records can be less current than in states that collect this information annually. For the most up-to-date officer information on a New York corporation, you may need to request the entity's most recent filing documents from the DOS.

Biennial data in the API:

curl "https://api.filed.dev/v1/entity/ny-12345678" \
  -H "Authorization: Bearer your_api_key"

{
  "id": "ny-12345678",
  "name": "EMPIRE STATE HOLDINGS LLC",
  "state": "NY",
  "type": "Domestic Limited Liability Company",
  "status": "Active",
  "filing_date": "2020-03-15",
  "filing_number": "12345678",
  "registered_agent": {
    "name": "National Registered Agents Inc",
    "address": "28 Liberty St, New York, NY 10005"
  }
}

If you need New York business data programmatically — for application integrations, bulk verification, compliance workflows, or CRM enrichment — the Filed API provides a direct alternative to the DOS website.

The Filed API has approximately 5 million New York entities indexed. You can search by name, retrieve full entity details by DOS ID, and get structured JSON that is consistent with every other state in the API.

Example: Search New York businesses by name

curl "https://api.filed.dev/v1/search?q=Empire+State+Holdings&state=NY" \
  -H "Authorization: Bearer your_api_key"

Response:

{
  "results": [
    {
      "id": "ny-12345678",
      "name": "EMPIRE STATE HOLDINGS LLC",
      "state": "NY",
      "type": "Domestic Limited Liability Company",
      "status": "Active",
      "filing_date": "2020-03-15",
      "filing_number": "12345678",
      "registered_agent": {
        "name": "National Registered Agents Inc",
        "address": "28 Liberty St, New York, NY 10005"
      }
    }
  ]
}

Example: Look up a specific New York entity by DOS ID

curl "https://api.filed.dev/v1/entity/ny-12345678" \
  -H "Authorization: Bearer your_api_key"

Example: Cross-state search for a company in NY and Delaware

# Many NY companies are incorporated in Delaware
curl "https://api.filed.dev/v1/search?q=Empire+Holdings&state=NY,DE" \
  -H "Authorization: Bearer your_api_key"

Why use the API instead of the DOS website:

• Structured JSON output. The DOS returns HTML pages. The API returns clean JSON you can parse and store.
• 5 million entities indexed. Full coverage of New York's business registry, searchable in milliseconds.
• Normalized across states. New York uses "Domestic Limited Liability Company" while Florida uses "Florida Limited Liability Company." The API returns both in the same schema.
• Bulk lookups. Need to verify thousands of NY vendors? The API handles it without CAPTCHAs.
• Cross-state search. Search New York and Delaware simultaneously — critical for finding entities incorporated in DE but operating in NY.
• Same API for every state. One integration covers New York and all other supported states.

Use the NY Department of State website when:

• You need to look up a single New York business as a one-off task.
• You need to file documents with the NY DOS (articles, biennial statements, amendments).
• You need official certificates or certified copies.
• You need to check Certificate of Publication status for a specific LLC.

Use the Filed API when:

• You are building an application that requires New York business verification.
• You need to search NY entities alongside other states in a single workflow.
• You process more than a few NY lookups per week and need structured data.
• You want to integrate New York business data into your CRM, ERP, compliance system, or onboarding flow.
• You need consistent data formatting without scraping HTML.

Feature comparison:

For developers and businesses that need New York entity data at scale, the API is the practical choice. For occasional research or filing paperwork, the DOS website works fine.

See our state coverage page for New York for the latest entity count and field coverage.

Here are real-world scenarios where you would search New York business records:

Scenario 1: Verifying a Manhattan-based vendor

You are onboarding a vendor based in New York City and need to confirm they are a real, active business.

1. Search the DOS website (or the API) by the company name.
2. Confirm the entity exists and its status is "Active."
3. For LLCs, check if a Certificate of Publication was filed — if not, the LLC's authority to do business may be suspended.
4. Check the DOS filing date — does it align with the company's claimed history?
5. Note the county — does it match where they claim to operate?

Scenario 2: Service of process on a New York LLC

You need to serve legal papers on a New York LLC.

1. Search for the entity by name or DOS ID.
2. Find the designated process agent or registered agent.
3. If the entity designated the Secretary of State as agent, serve the DOS and they will forward papers to the entity's last known address.

Scenario 3: Checking if a business name is available in New York

You want to form a new LLC in New York.

1. Search the DOS by entity name.
2. New York requires each entity name to be distinguishable from existing names.
3. Consider the publication requirement — choosing a county with lower newspaper rates can save over $1,000.

Scenario 4: Bulk verification of New York businesses

Your compliance team needs to verify hundreds of NY-based entities.

# Verify multiple NY businesses programmatically
for company in "MANHATTAN CONSULTING GROUP" "BROOKLYN TECH PARTNERS" "HUDSON VALLEY PROPERTIES"; do
  curl -s "https://api.filed.dev/v1/search?q=$(echo $company | tr ' ' '+')&state=NY" \
    -H "Authorization: Bearer your_api_key" | jq '.results[0] | {name, status, filing_number}'
done

New York's massive business registry — approximately 5 million entities — makes it one of the most important states for business verification. Whether you use the DOS website for occasional lookups or the Filed API for programmatic access, the data is available and searchable.