How To Start A Business in Illinois?
213 State Capitol, Springfield, IL 62756 800-252-8980 (toll free in Illinois) 217-785-3000 (outside Illinois)
Illinois Secretary of State office is responsible for registering corporations, limited liability companies (LLCs), and partnerships.
If you’re starting a business in Illinois that’ll be classified as anything beyond a sole proprietorship, you’ll need to ensure that you go through the proper channels with your state’s regulations and tax filing requirements.
How to Start a Business including LLC’s, Corporations, & Partnerships
CHOOSE YOUR ENTITY TYPE:
Limited Liability Company (LLC)
Partnership (LP, LLP, LLLP)
Choose Your Entity Name:
Perform a Illinois Secretary of State Business Search to make sure that your business name is available.
Complete The Proper Paperwork:
File Your Paperwork & filing fees with the Illinois Secretary of State:
By mail, in person or online.