Business Registry Bulk Data Availability by State — Explainer

Matrix explainer. Coverage: official bulk data availability + file format where applicable. Source matrix: business-registry-bulk-data-availability-by-state. 50 states. Not legal advice.

Short answer

Twenty-seven states offer some form of official bulk download of their business registry — meaning the entire database of registered entities, often including entity names, addresses, registered agents, and officer information, is available in a structured file. Twenty states have no official bulk export. Four of the 27 states with bulk access — Alaska, Colorado, Connecticut, and Ohio — offer free direct downloads with no account required. Colorado's export updates daily and is hosted on the state's open data portal. California, Delaware, and Oregon do not offer bulk download on official portals. The practical consequence: bulk-exporting states hand data broker vendors a structured, timestamped copy of every LLC on file — including yours.

What bulk export enables that portal search doesn't

A portal search is a one-at-a-time lookup. Bulk export is the entire database at once. The difference is operational scale. A researcher using the official Colorado portal can search for a specific entity by name. A data vendor that downloads Colorado's daily CSV can build a cross-referenced database of every Colorado entity, every address associated with an entity, every registered agent, and every officer or member listed on formation filings — and refresh it every 24 hours.

This is how commercial data broker databases are constructed from public records. Even states that do not support officer-name or address-based search on their official portal (see Business Registry Searchability by State — Explainer) may offer a bulk export that makes those same fields trivially cross-referenceable once imported into a database. The searchability matrix and the bulk data matrix together map the full exposure surface.

States that offer bulk data and what the files contain

The 27 states with official bulk access, grouped by access tier:

Free direct download: Alaska (CSV, direct download from DCCED portal), Colorado (CSV, daily, hosted on Colorado's open data portal at data.colorado.gov), Connecticut (CSV, nightly, from CT Secretary of the State Business Services), and Ohio (CSV, monthly, from the Ohio Secretary of State business reports page). Hawaii offers a low-barrier self-service list builder at portal.ehawaii.gov that does not require a paid subscription.

Paid subscription or paid API: Indiana (CSV, monthly, paid download), Kentucky (tab-delimited, daily/weekly/monthly subscription), Maine (paid contact, monthly or weekly), Michigan (paid request), Minnesota (paid subscription, weekly), Nevada (CSV, paid API, on demand), New Jersey (paid API), North Carolina (CSV, paid API, weekly), North Dakota (XLSX, paid API, monthly), Oklahoma (TXT, paid API, monthly), Texas (paid subscriber account), Utah (paid download, weekly), West Virginia (CSV, paid subscription, daily), and Wisconsin (paid subscription, monthly).

Public records request or portal request: Arkansas (CSV or Excel or ZIP, via portal request — portal is a SPA; cell classified as typed unknown at verification), Florida (public records request via Sunbiz), Georgia (open records request), Iowa (paid account setup via SoS fee schedule), and South Dakota (subscription request).

Montana's bulk data link points to lien/UCC information; the structured data file cell is confirmed but the scope of included fields is not fully specified in the source snapshot.

States with no official bulk export

The 20 states where the official portal does not offer bulk download are: Alabama, Arizona, California, DC, Delaware, Illinois, Kansas, Louisiana, Maryland, Missouri, Mississippi, Nebraska, New Hampshire, New Mexico, Oregon, Pennsylvania, Rhode Island, South Carolina, Tennessee, and Virginia.

Several of these are notable. California — the most populous state and home to more LLCs than any other — does not offer a free or paid bulk export of its entity registry via the official portal. Delaware, the dominant jurisdiction for corporate formation, does not offer bulk download on its public portal (detailed data requires the paid web services tier). Oregon, which has mandatory data broker registration, does not offer bulk export of its business registry either.

The absence of official bulk export does not mean data brokers lack the data. States that restricted access after years of open availability may have already seeded commercial databases. Historical FOIA requests by vendors predate current portal policies. The matrix tracks what is officially available today, not what has been distributed in the past.

What the matrix does not prove

• “Not available officially” ≠ data hasn't leaked. States may have made bulk data available in prior years, responded to commercial FOIA requests, or sold historical extracts through channels no longer active. The matrix tracks current official availability.
• Field coverage varies. Not every bulk export includes every field. California's lack of bulk export means there is no official structured file containing officer names — but individual entity pages on the portal do surface officer names for many entity types. Bulk access and field-level exposure are related but distinct questions.
• Update cadence matters. A monthly bulk export is still a monthly snapshot. For states with high formation volume, the gap between snapshots means new entities may not appear in downloaded files for weeks.
• The matrix does not cover licensed data resellers. Some states have formal data licensing agreements with commercial vendors that operate independently of public bulk downloads. These channels are outside the matrix's scope.
• Two typed unknowns: Arkansas and Nevada. Both have bulk_download_exists: yes per cell evidence, but their official source URLs were unobservable (SPA shell or paid portal requiring account) at verification time. Snapshot status is typed unknown; the cell values reflect evidence from statutory or portal documentation reviewed outside the snapshot path.
• Four states have unresolved bulk-download status and are counted in neither the 27 nor the 20 bucket. NY (unknown_portal_not_observable_via_webfetch), VT (unknown_source_unreachable), WA (unknown_source_unreachable), and WY (unknown_operator_declared_inaccessible) carry snapshot statuses the matrix could not resolve — the matrix makes no assertion about bulk-download availability for those four states. The full accounting is: 27 (available) + 20 (not available) + 4 (unknown) = 51 jurisdictions.

See also: Business Registry Bulk Data Availability by State (matrix) · Business Registry Searchability by State — Explainer · Data Broker Registry by State — Explainer