Crguk-Marketing
You must submit an original signed Form LLC-5.5 and one copy, as well as a certified check, cashier’s check, or money order payable to the Illinois Secretary of State. You may send these materials to the following address:
Illinois Secretary of State
Limited Liability Division
501 S. Second St., Rm. 351
Springfield, IL 62756
Their office is open from 8:00 a.m. to 4:30 p.m., Central Time, Monday through Friday. You may contact them at 312-793-3380.