3 Best LLC Services in Montana (2026): Fee Schedule
Comparing 2026 fee schedules, the best LLC formation services for Montana are Mainstay Filing ($199), Montana Registered Agent.co ($199) and Registered Agent MT.org ($199), in that order. From $397 to $597 for three years of service, plus $35 that Montana collects at filing.
Prepared by the Agent Fee Tables editorial team ·
Schedules ordered by: Three-year charges (39%) and duties covered (31%) lead, followed by renewal charge, point of equal cost and fee disclosure. How we order
Fees in brief
Filing fee owed to the state$35sosmt.gov {fee list dated October 2026}
Charged in year one$199Service fees only
Charges, three years$397 to $597Three years of service fees
State fees by year three$75Official amounts only
Break-evenDoes not occurStable for a decade
Ranked schedules
Columns give year one, the charge after that and the three-year total. Add Montana's $35 to whichever schedule you pick.
#Opening chargeRenewal chargeCharges, three years
1
1. Mainstay Filing: best for a yearly charge that holds
Leads the list
$199 a year, and $35 to the state
Opening charge
$199
Charge from year two
$199/yr
Charges, three years
$597
Mainstay Filing ranks first. Formation, registered agent and annual report all sit inside $199 a year, renewing at $199.
The $200 premium over Montana Registered Agent.co at year three pays for coverage, and coverage decides the order.
Each annual report is covered, with Montana's $20 billed at cost.
Duties the charge covers
The LLC formation filing
Registered agent for the whole year
Annual report, filed on time
EIN application prepared
State fee at cost
Charges in its favor
Year two bills $199
The EIN application is taken care of
$199 per year, all duties included
Charges against it
From year two, $100 above Montana Registered Agent.co
We total only what the state prices: the filing fee, two further reports and any minimum tax. Publication and similar costs are noted separately.
Notes on the order
Mainstay Filing did better than Montana Registered Agent.co on duties inside the charge, a 31% measure.
Montana Registered Agent.co bills less over three years, yet the annual report stays with you.
Include the EIN application and Mainstay Filing goes past Montana Registered Agent.co in year 2.
The Montana LLC filing fee and what the state requires, in its own words
$35 and the Articles of Organization, filed with the Montana Secretary of State, bring the company into existence. Every LLC must name a registered agent with an in-state street address.
Source wording: sosmt.gov {fee list dated October 2026}
The no-service total
Without hiring anyone you pay $75 in state fees across three years. The schedules show $397 to $597 more for a service.
Montana fee questions
What do LLC formation services charge in Montana?
Budget $199 plus $35 in state fees.
What do these schedules add up to over three years?
Year one plus two renewals comes to $397 to $597.
How much does Montana bill to file an LLC?
The state bills $35 for the Articles of Organization.
What does Montana bill each year after formation?
The line that repeats is the annual report, at $20 annually (April 15).
Does the charge include the EIN application?
Mainstay Filing, nothing added, Montana Registered Agent.co, plus $99 and Registered Agent MT.org, plus $99.
When does one schedule pass another in total charges?
No point of equal cost inside ten years.
Which LLC formation service is the best value in Montana?
Mainstay Filing is first, with Montana Registered Agent.co and Registered Agent MT.org behind it.