Montana board, ranked
Service prices only. The $70 state fee applies to every quote.
1. Montana Registered Agent.co: best for adding exactly one state
Leads the board
$199 plus the state's fee, then $99 yearly
- Opening quote
- $199
- Quote from year 2
- $99/yr
- Reading at year 3
- $397
Montana Registered Agent.co ranks first. Reading: $199 to register plus a year of agent service, then $99 yearly.
Its three-year reading is below Mainstay Filing's, and three-year cost carries 36% of the ranking.
Quote includes
- Registration completed for you
- Agent service for the first year
Reads well
- $99 a year for the agent after that
- Agent service at no cost in year one
- $199 for the registration
Reads poorly
- Nothing outside this state
2
2. Registered Agent MT.org: best for one added registration
In-state provider
$199 plus the state's fee, then $99 yearly
- Opening quote
- $199
- Quote from year 2
- $99/yr
- Reading at year 3
- $397
Registered Agent MT.org ranks second. Reading: $199 to register plus a year of agent service, then $99 yearly.
Montana Registered Agent.co publishes the same prices.
Quote includes
- Registration completed for you
- Agent service for the first year
Reads well
- $99 a year for the agent after that
- Agent service at no cost in year one
- $199 for the registration
Reads poorly
- Nothing outside this state
3
3. Mainstay Filing: best for same cost in each state
Nationwide
$199 plus the state's fee, then $149 yearly
- Opening quote
- $199
- Quote from year 2
- $149/yr
- Reading at year 3
- $497
Quote 3: Mainstay Filing. $199 to file, no agent charge in year one, one price in every state.
Three years cost $100 more here than at Montana Registered Agent.co.
After the free year, the agent bills $149 annually.
Quote includes
- Registration done for you
- Registered agent costs nothing the first year
- Fifty-state service
Reads well
- Service charge of $199
- Registered agent is free in year one
- Helpful if another state follows
Reads poorly
- Agent renews at $149, $50 above Montana Registered Agent.co
Running totals at 1, 2, 3 and 5 years
Sampled November 13, 2026. Each column picks up one more renewal. The ranking by cumulative cost is stable for ten years.
Run your own reading
Readings for 1 to 5 years. State fees are left out because they match on every quote.
Montana fee schedule
Every state row cites its official source. The three-year total combines the filing, the second-year and third-year reports and any minimum tax.
Why quote one is quote one
For Montana, the deciding term was measured three-year cost (36% of the ranking), where Montana Registered Agent.co came out ahead.
Over three years Montana Registered Agent.co costs $397; the same period at Mainstay Filing runs $100 higher.
Montana foreign LLC registration fee and rules, quoted from the source
Doing business in Montana with an LLC from another state takes the Application for Certificate of Authority (foreign limited liability company), lodged at the Montana Secretary of State, Business Services for $70.
The cost of staying unregistered: no standing as plaintiff (MCA 35-8-1002(1)); a daily charge of $5.
Cited at: mca.legmt.gov (logged October 2026) for the record
Without a service
With no service, three years read $70 in state fees. Each service adds its own quote, $397 to $497 over the same period.
Montana price questions, answered
What is the price of registering a foreign LLC with Montana?
$70 in state fees, before service fees of $199.
What do the quotes add up to over three years?
$397 to $497 across the quotes, not counting state fees.
Which form carries out the registration?
The filing is Application for Certificate of Authority (foreign limited liability company), lodged at the Montana Secretary of State, Business Services.
Which recurring filing follows registration?
The annual report, which has no fee.
When does one quote pass another in total cost?
No break-even inside ten years.
Which foreign registration service ranks first for Montana?
Montana Registered Agent.co, which wins on measured three-year cost. Then Registered Agent MT.org and Mainstay Filing.
Logged references
- Montana Secretary of State fee traces to sosmt.gov (October 2026).
- Montana yearly filing: Annual report traces to sosmt.gov (October 2026).
- Montana yearly filing: Annual report traces to sosmt.gov (October 2026).
- Montana report due date traces to mca.legmt.gov (August 2026).
- Mont traces to mca.legmt.gov (August 2026).
- Montana formation fee: Filing fee traces to sosmt.gov (October 2026).
- Montana registered agent statute traces to mca.legmt.gov (October 2026).
- Montana Secretary of State, register traces to help.sosmt.gov (October 2026).
- MCA 35-8-1001, transacting business traces to mca.legmt.gov (October 2026).
- MCA 35-8-1002, consequences traces to mca.legmt.gov (October 2026).
- MCA 35-8-1003, application contents traces to mca.legmt.gov (October 2026).
- November 13, 2026 sample from the Montana Registered Agent.co pricing page
- November 13, 2026 sample from the Registered Agent MT.org pricing page
- November 13, 2026 sample from the Mainstay Filing Montana service page