3 Best LLC Services in Mississippi (2026): The Straight Story
If you need LLC formation services in Mississippi in 2026, here's the order we'd go in: Mainstay Filing ($199), Mississippi Registered Agent.co ($199) and Registered Agent MS.org ($199). Whoever you pick, Mississippi charges $50 to file, and the services run $397 to $597 over three years.
Straight from the LLC Straight Talk editorial team
Quick facts
The short of it
State fee
$50, once, up front
After that
Report's free
Registered agent
Yes, you have to
Who we'd use
Mainstay Filing, Mississippi Registered Agent.co then Registered Agent MS.org
Prices as of November 13, 2026. The state's own fees are in the checklist below.
The questions that matter
What's it cost to form an LLC here?
$50 goes to the state. Hire a service in year one and that's $199 more.
State fees for years one through three come to $50. sos.ms.gov, confirmed August 2026, if you don't believe us
What do I actually send the state?
The Mississippi Secretary of State takes the Certificate of Formation (Form F0100). Once it approves, you've got a company.
The law: Miss. Code Ann. § 79-29-201. sos.ms.gov, confirmed August 2026, if you don't believe us
Does the state make me have a registered agent?
Every LLC must name a registered agent with an in-state street address.
Any individual, corporation or LLC with a physical address in Mississippi. Agents that serve for hire register with the Secretary of State as commercial agents.
sos.ms.gov, confirmed October 2026, if you don't believe us
What's due in later years?
There's one filing that keeps coming back: the annual report, yearly, free of charge. In the state's own words it's due April 15.
sos.ms.gov, confirmed October 2026, if you don't believe us
Do I have to pay somebody?
Yes. Filing it yourself costs only the state's fees: $50 over three years.
Hiring help costs $397 to $597 more across three years.
What put number one on top?
Mainstay Filing scores best on jobs the price actually covers, and that test is worth 30%.
Two tests carry most of the weight: money out the door in three years (35%) and jobs the price actually covers (30%).
Mississippi wants the annual report every year, and filing it is only part of the first pick's deal.
sos.ms.gov, confirmed August 2026, if you don't believe us
Registered agent
Yes, you have to
sos.ms.gov, confirmed October 2026, if you don't believe us
Annual report
No fee
sos.ms.gov, confirmed October 2026, if you don't believe us
What the state collects in three years
$50
The rows above, added up
Here's how we got the last row: filing fee + two reports + minimum tax, if there is one. Costs with no set price aren't in it.
More questions
Is the EIN application included?
Only Mainstay Filing throws it in. At the others it's $99 (Mississippi Registered Agent.co) and $99 (Registered Agent MS.org).
What do the picks cost over three years?
Mainstay Filing will set you back $597, and Mississippi Registered Agent.co will set you back $397, and Registered Agent MS.org will set you back $397, before state fees.
Where do these numbers come from?
State fees come from Mississippi's official documents, and service fees come from each company's own price page. Both are dated here.
Do I have to use a service?
No law says you need a service. It's a convenience you pay for.
What does the LLC owe every year?
There's one filing that keeps coming back: the annual report, yearly, free of charge. In the state's own words it's due April 15.
Who should I use for a LLC service in Mississippi?
Mainstay Filing is first: $199 a year pays for forming the LLC, acting as your registered agent and filing the annual report, and it renews at $199. Then comes Mississippi Registered Agent.co and Registered Agent MS.org.