How to search Colorado records
- Search by name, ID number, or registered agent from the Business Database Search page.
- Use "Filing history and documents" on the summary page to download every filed form for free.
- Colorado also lists trade names in the same database, so check them before settling on a brand.
Open the official Colorado search
Colorado SOS, corporation and LLC search
Secretary of State Colorado Business Search
The Secretary of State Colorado business search is run by the Colorado Secretary of State, Business and Licensing Division through its Business Database Search. Related queries such as "CO SOS business search" reach the same free database. Search by name first, then reopen the record by its ID number so you are reading one exact entity. The step-by-step instructions above walk through the screens.
Colorado Business Entity Lookup
An entity search of the Colorado business registry returns every registered type at once: domestic and foreign LLCs, corporations, partnerships and nonprofits. Read the status first, then the formation date and the registered agent. Because Colorado expects a periodic report yearly, a lapsed filing usually shows up as a status change before the entity is dissolved.
Colorado Corporation Search
A corporation search uses the same index as LLCs, so filter by entity type if the name is common. Searches typed as "CO sec of state corp search" land here too. The record shows whether it is a for-profit corporation or a nonprofit, and the entity types guide explains how each one appears. Corporations are formed by filing articles of incorporation, so the formation date on the record is the date those articles took effect.
Colorado LLC Lookup
Run the Colorado LLC lookup with the exact name, then note the ID number. Forming a Colorado LLC costs $35 and the periodic report is $25. Whether members appear depends on the filings; our LLC lookup guide covers what the state shows, and the business owner lookup covers what it does not. A state record never shows an EIN; use the EIN lookup for that.
Colorado Business Name Search
A Colorado business name search shows names already on file, not names the state will accept. Colorado lets you hold a name for 120 days for $25. The name claim guide lists the checks to run before you file, including trademarks and DBA names. Colorado trade names are filed with the Secretary of State and searchable in the business database.
Colorado Business License Lookup
A Colorado entity record is not a business license. Licenses come from the state board for a regulated trade or from the city or county where the business operates, so check those separately. The business verification checklist lists which official records to pull and in what order.
Colorado UCC Search
UCC financing statements against Colorado businesses are filed with the Secretary of State. A filing shows a lender's claim on the company's assets, and it must be searched under the exact legal name on the entity record. The UCC lien search guide explains how to read one.
Colorado Tax ID Lookup
A Colorado tax ID can mean the federal EIN from the IRS or a state account number from the Colorado tax agency for sales or payroll tax. Neither appears in the business entity record. The EIN lookup covers the federal number; the state tax agency confirms its own accounts.
A registry built for self-service
Colorado moved nearly every business filing online and kept the fees low: $35 to form an LLC and $25 for the periodic report. The result is one of the cleanest registries to read. Every record shows its periodic report month, filing history with free document downloads, and the principal office address the state requires entities to keep current. Trade names live in the same database, so a single search covers legal names and brands.
Colorado filing facts
| Record number | ID number |
|---|---|
| LLC formation fee | $35. Articles of Organization, online only. |
| Recurring filing | Periodic report, $25, yearly |
| Due | Within the five-month window ending the last day of the month after the anniversary month |
| Name reservation | $25 for 120 days |
| Agency phone | 303-894-2200 |
What a Colorado LLC costs in its first three years
First recurring filing assumed in year 2; state charges only.
| Year | Formation | Recurring filing | Total |
|---|---|---|---|
| Year 1 | $35 | $0 | $35 |
| Year 2 | $0 | $25 | $25 |
| Year 3 | $0 | $25 | $25 |
| Three-year state total | $85 | ||
Delinquent is fixable, but timing matters
Colorado gives entities a five-month window around the anniversary month to file the periodic report. Miss it and the record turns delinquent; the cure is a Statement Curing Delinquency plus the fee, which restores the entity without forming a new one. Because Colorado publishes its whole register through the state open-data portal, the name check on this page can show live matches without sending you to another site. Colorado is also one of the free full registers listed in data downloads by state. For a company you are about to pay, combine the Colorado record with the steps in how to verify a business.
Using the registered agent search
Colorado lets you search by registered agent as well as by entity name and ID. Because Colorado requires a principal office address and makes every filed document free to download, it is one of the best states for building a picture of a company: articles, periodic reports, trade name filings and any statement of cure all sit on one page. If the principal office changes often, read the filing history before relying on the address you were given.
How Colorado compares with its neighbors
| State | LLC filing | Yearly upkeep | Report cycle | Reservation |
|---|---|---|---|---|
| Colorado | $35 | $25 | Yearly | $25 |
| Utah | $59 | $18 | Yearly | $22 |
| New Mexico | $50 | $0 | None | $20 |
| Wyoming | $100 | $60 | Yearly | $60 |
Before you rely on a Colorado result
- Status "Delinquent" means the periodic report was missed. The entity can cure it by filing a statement curing delinquency.
- Colorado requires an entity to keep a principal office address on file, and that address is public.
Bulk Colorado business data
Free full register. Format: Socrata API/CSV, daily. Full register since 1864, public domain, about 3.1 million rows. Official source
Searching beyond Colorado
Registries next to Colorado: Utah business search, New Mexico business search, Wyoming business search.
Colorado business search questions
How much does it cost to form an LLC in Colorado?
The state filing fee is $35. Articles of Organization, online only. Keeping the LLC on file then averages $25 a year in state fees.
When is the Colorado annual report due?
Colorado calls it the periodic report. It costs $25, it is filed yearly, and it is due within the five-month window ending the last day of the month after the anniversary month.
Can I reserve a business name in Colorado?
Yes. A name reservation costs $25 and holds the name for 120 days.
How do I fix a delinquent Colorado LLC?
File a Statement Curing Delinquency with the Secretary of State and pay the fee. The entity returns to good standing without re-forming.
Is the Colorado business entity search free?
Yes. Searching the Business Database Search costs nothing. The Colorado Secretary of State, Business and Licensing Division charges only for certified copies and certificates of good standing.
Who keeps business records in Colorado?
The Colorado Secretary of State, Business and Licensing Division. Its business line is 303-894-2200, and its free search is the Business Database Search.
What number identifies a business in Colorado?
Colorado assigns each entity an ID number. It is different from the federal EIN and from the number the same company holds in any other state, and searching by it returns exactly one record.
Can I download a list of all Colorado businesses?
Yes. Colorado publishes its full business register free (Socrata API/CSV, daily). Full register since 1864, public domain, about 3.1 million rows.
Sources
- Colorado Secretary of State, Business
- Colorado business database search
- Colorado Secretary of State, Business Entities dataset (data.colorado.gov)
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