Choose a unique LLC name that complies with Colorado naming rules
Check name availability on the Colorado Secretary of State website
Appoint a registered agent with a physical Colorado address
File Articles of Organization online with the Colorado Secretary of State
Pay the required filing fee
Create an operating agreement
Obtain an EIN from the IRS if needed
Register for Colorado state taxes if required
Obtain any required local or industry-specific licenses and permits
File periodic reports with the Colorado Secretary of State to keep the LLC active