The ordered tally
Ordered by our
value rule. No row includes the $105 state fee.
1. Missouri Registered Agent.co: best for a budget registration
Leading row
$199 plus the $105 state fee; renewal $99
- First year
- $199
- Later years
- $99/yr
- Three-year tally
- $397
Missouri Registered Agent.co tops the Missouri tally: $199 over the state fee, agent covered in year one, then $99/yr.
Its three-year total nets under Mainstay Filing's, and the three-year column carries 39% of the sort.
Included lines
- Filing prepared and sent
- Agent service, year one
Gains
- A modest renewal of $99
- Adds $199 to the state fee
- Agent included for the first year
Minus column
- Another company is needed for the home state
2
2. MO Registered Agent.org: best for a one-state add-on
Missouri only
$199 plus the $105 state fee; renewal $99
- First year
- $199
- Later years
- $99/yr
- Three-year tally
- $397
Second line: MO Registered Agent.org, because $199 over the state fee, agent covered in year one, then $99/yr.
Same posted prices as Missouri Registered Agent.co.
Included lines
- Filing prepared and sent
- Agent service, year one
Gains
- Agent included for the first year
- A modest renewal of $99
- Adds $199 to the state fee
Minus column
- Another company is needed for the home state
3
3. Mainstay Filing: best for LLCs that keep adding states
Most included
$199 plus the $105 state fee; renewal $149
- First year
- $199
- Later years
- $149/yr
- Three-year tally
- $497
Mainstay Filing is third: $199 to file, no agent charge in year one, and the same price in every state.
Carried three years it sits $100 above Missouri Registered Agent.co, and cost is 39% of the sort.
From year two the agent row bills $149 a year.
Included lines
- Filing prepared and sent
- Registered agent, year one free
- One fee, every state
Gains
- Fifty states covered
- A free first year of agent service
- A service fee of $199
Minus column
- $50/yr extra for the agent
What each row adds up to
Company prices on November 13, 2026, summed year by year. The ranking stays the same for ten years.
Run the tally yourself
Change the years to re-tally the rows.
State fees, cited
We total the state side as filing plus two later reports plus any minimum tax; anything with no fixed price is described but not counted.
How the rows were ranked
At 39%, three-year tally is the column that decided the first row.
Missouri Registered Agent.co nets $397 after three years, $100 less than Mainstay Filing.
Missouri foreign LLC registration fee and rules (official)
Out-of-state LLCs send the Application for Registration of a Foreign Limited Liability Company (Form LLC 4) to the Missouri Secretary of State, Corporations Division with a fee of $105. Provide certificate of good standing/existence from the home state dated no earlier than 60 days.
What an unregistered LLC may face: Missouri's courts will not hear its own claims (RSMo 347.163.1).
Official text: see dor.mo.gov, entered October 2026 in the ledger
Skipping the service
Filing yourself leaves only the state's fees, $105 over three years. A service adds $397 to $497 to take on the paperwork.
Missouri price questions
What does Missouri charge to register an LLC formed elsewhere?
$105 at the state office, with $199 more if a service files it.
What do three years of service add up to?
Three-year service tallies: $397 to $497.
Which form registers the LLC?
The registration is Application for Registration of a Foreign Limited Liability Company (Form LLC 4), submitted to the Missouri Secretary of State, Corporations Division.
Does Missouri want a document from the home state?
Yes, and it must be dated within 60 days: certificate of good standing/existence from the home state.
What recurring filing follows the registration?
Nothing recurs: foreign LLCs file no report here.
When does one service turn into the lower total?
Within ten years, never: the order of the totals does not change.
Which foreign registration service is the best value for Missouri?
The Missouri tally reads Missouri Registered Agent.co, MO Registered Agent.org and Mainstay Filing from top to bottom.
Source ledger
- RSMo 347.037, recorded from revisor.mo.gov in August 2026
- Missouri formation fee: Filing fee, recorded from sos.mo.gov in October 2026
- Missouri registered agent statute, recorded from revisor.mo.gov in October 2026
- Missouri Secretary of State, Corporations, recorded from sos.mo.gov in October 2026
- Form LLC 4, foreign LLC, recorded from sos.mo.gov in October 2026
- RSMo 347.153, registration of foreign, recorded from revisor.mo.gov in October 2026
- RSMo 347.163, transacting business and, recorded from revisor.mo.gov in October 2026
- Missouri Department of Revenue, business, recorded from dor.mo.gov in October 2026
- Booked November 13, 2026 from the Missouri Registered Agent.co pricing page
- Booked November 13, 2026 from the MO Registered Agent.org pricing page
- Booked November 13, 2026 from the Mainstay Filing Missouri service page