Start an LLC by State › Missouri
Starting an LLC in Missouri: step by step (2026)
To start an LLC in Missouri, file the Articles of Organization (LLC-1) with the Missouri Secretary of State and pay the $50 state fee. Missouri has no annual report for LLCs. Every Missouri LLC must keep a registered agent with a Missouri street address.
- Official sources, checked October 20, 2026
- Prices verified October 2026
How to form an LLC in Missouri
- Pick a name with “LLC” or “Limited Liability Company” in it, and check that it’s free on the Missouri Secretary of State business records.
- Name a registered agent: a Missouri resident, or a corporation authorized in Missouri, whose business office is the registered office.
- File the Articles of Organization (LLC-1) with the Missouri Secretary of State and pay $50.
- Get an EIN from the IRS. It is free and comes after the LLC is formed.
- Sign an operating agreement among the members. It sets ownership and voting rules and stays with your records.
- Stay in good standing. Missouri has no annual report for LLCs.
Mainstay Filing takes care of the agent, the filing, the EIN application for $199 a year plus Missouri’s fees.
Missouri LLC fees and rules
- State filing fee
- $50
- Formation document
- Articles of Organization (LLC-1)
- Filed with
- Missouri Secretary of State
- Yearly filing
- None
- Registered agent
- Required. A Missouri resident, or a corporation authorized in Missouri, whose business office is the registered office.
- Agent address
- The address has to be a physical street address in Missouri. A P.O. box can be listed only together with a street address.
- Filing fee rank
- 4th lowest of 50 (3 states charge less, 40 charge more)
Mainstay Filing
$199 / year, all-in, plus state fees
$199 a year plus Missouri’s $50 filing fee, which is passed through at cost.
- LLC formation, prepared and filed
- Registered agent, all year
- EIN application (with an SSN or ITIN)
- Compliance reminders
The same $199 at renewal. Already have an LLC and only need an agent? Mainstay Filing’s registered agent service alone is $149 a year.
Prices verified October 21, 2026 on Mainstay Filing’s pricing and FAQ pages.
Missouri compared with neighboring states
Missouri LLC questions
How much does it cost to start an LLC in Missouri?
$50 to the state to file. Missouri has no annual report for LLCs. With Mainstay Filing, the formation filing, registered agent and EIN application are $199 a year on top of the state fees.
Does Missouri require an annual report for LLCs?
No. Missouri has no annual report for LLCs.
Do I need a registered agent in Missouri?
Yes. A Missouri resident, or a corporation authorized in Missouri, whose business office is the registered office.
Can I form a Missouri LLC myself?
Yes. You can file the Articles of Organization (LLC-1) directly with the Missouri Secretary of State and pay the $50 fee. A service such as Mainstay Filing files it for you and adds the registered agent, EIN application and compliance reminders for $199 a year.
Other formation services
- Northwest Registered Agent: $39 plus the state fee, with its registered agent service included the first year, then $125 a year; annual report filing is an extra $100 plus the state fee.
- ZenBusiness: Starter package $0 plus the state fee; Pro is $199 a year with the EIN and annual-report filing, and its registered agent is a separate $199 a year that no package includes.
- Bizee: Basic package $0 plus the state fee (Standard $199, Premium $299), with one free year of its registered agent, which is $149 a year after that.
- LegalZoom: Basic package $0 plus the state fee (Pro $249, Premium $299); its registered agent is $249 a year for first-time agent customers.
Prices from each company’s own pages, checked October 20, 2026. Plus the state fee in every case.
Sources
- RSMo 347.037 (Missouri Limited Liability Company Act - formation); registered office/agent required by RSMo 347.030 (multira state research spine): revisor.mo.gov/main/OneSection.aspx?section=347.037, checked August 12, 2026
- Missouri formation fee: Filing fee, official source read 2026-10-01: www.sos.mo.gov/CMSImages/Business/fees.pdf, checked October 1, 2026
- Missouri Secretary of State, Corporations Division (multira state research spine): www.sos.mo.gov/business/corporations/filings, checked August 12, 2026
- Missouri Secretary of State, Corporations Division (multira state research spine): www.sos.mo.gov/fileonline/reports, checked August 12, 2026
- Missouri report due date (multira state research spine, due dates verified 714/714): www.sos.mo.gov/business/corporations, checked August 12, 2026
- Missouri registered agent statute (RSMo 347.030): revisor.mo.gov/main/OneSection.aspx?section=347.030, checked October 20, 2026