Search & file

• Search business database
• Name availability search
• File a business document
• Periodic report filing
• Trade name renewal
• Forms list
• Oaths of office (PDF)
• Facsimile signatures (PDF) 
• Personal identifying information removal (PDF)

Services

• Certificate of good standing
• Intelligence Center - Business data
• Email notifications
• Certificates, copies and apostilles
• Validate a certificate
• Missing, illegible, or incorrectly indexed records (PDF)
• Mass change registered agent (PDF)
• Data requests
• Complaints about fraudulent business filings

eLearning

• Starting a business in Colorado
• What's next for my new business?
• Secure business filing
• Learn about business data
• Statement of foreign entity authority (SOFEA) filing

Apostilles & authentications

• Everything you need to know
• Business apostilles
• Apostilles and authentications request form (PDF)

Help & resources

• Effective July 1, 2025 - Changes to registered agent requirements
• Federal reporting of beneficial ownership information
• Alerts and cautions
• Protect your business from identity theft
• Fraudulent business filings working group archive
• FAQs
• Online payment information
• Access your prepaid account
• Prepaid account application (PDF)
• Prepaid account debit form (PDF)
• Toll road and toll highway companies listing
• Checklist for new businesses
• Glossary of terms
• Helpful business links
• News archive
• Quarterly Business and Economic Indicators Report