Instructions - Homepage - br How to Form an LLC in Missouri under the state statute 347-047 which is intended for all residents to submit an Articles of Organization to the Secretary of State's office in the hopes of successfully registering a company with the State.br br Stepsbr 1 Choose Your Name. - The first part in forming a company is to choose a name that best fits the brand you are creating as well as gives the customer an idea of your business. If you have selected a name you may want to check to see if it exists already in the Missouri LLC Database.br 2 Fill-in Missouri Articles of Organization. - You will need to completely fill in the Articles of Organization as this will be your official application to the state for an Limited Liability Company. br Add filing fee of $105br Mail to: Corporations Division, PO Box 778, 600 W. Main St., Rm. 322 Jefferson City, MO 65102br 3 Wait for LLC in Mail. - Depending on how you sent your Articles of Organization, you may have to wait between 10 to 15 business days for it to return. When it does, you may move on to the last step.br 4 Apply for an EIN or Tax ID Number. - You must apply for this IRS number if you intend on making a bank account or have more than 1 member in your LLC.br 5 LLC Operating Agreement. - You will need to have an LLC Operating Agreement if you live and operate an LLC in the State of Missouri.br br Tipsbr Must be at least 18 years of age.