Illinois's Legal Information

Illinois Business Name Search, Secretary of State, and LLC Costs

Illinois Articles of Organization Website:

Illinois Business Name: a preliminary check on Illinois Business Name.  Or by telephone:  217-524-8008.  The reservation of a name is not required.

Chicago Office:

69 W. Washington
Suite 1240
Chicago, IL 60602

Phone: 312-793-3380
Hours: Monday – Friday, 8:00 a.m.- 5:00 p.m.

Springfield Office:

Michael J. Howlett Bldg.
501 S. 2nd Street, Rm 350
Springfield, IL 62756

Phone: 217-782-6961
Hours: Monday – Friday, 8:00 a.m. – 4:30 p.m.

Questions about filing Illinois Articles of Organization:  217-524-8008

Illinois Articles of Organization LLC Documents:

Illinois LLC Cost:  $500

Illinois Articles of Organization Filing Instructions:  File online or on paper.  To form a limited liability company on-line there may be only one organizer, which is a natural person not less than 18 years old and who is not executing the document on behalf of someone else through a power of attorney. An organizer of a limited liability company may become, but is not required to become, either a member or manager of the company.

For step-by-step audio instructions on how to prepare and file your Articles of Organization, check out our LLC Packages.


To return to the list of links to the information for each state: