Skip to your options
Price Your LLC Budget for your LLC before you pay for it.

What foreign registration costs by state / Wisconsin

3 Best Foreign Registration Services in Wisconsin (2026): What You Pay

If you are budgeting for foreign registration services in Wisconsin this 2026, start with Wisconsin Registered Agent.co ($199), Mainstay Filing ($199) and WI Registered Agent.org ($199), in that order. Count on $100 for Wisconsin, plus $397 to $497 in service fees over three years.
Written by the Price Your LLC editorial team

↓ Ranked for you by: What you spend over three years counts 38%, and how much work the price takes off you counts 31%. Renewal change, break-even and price visibility make up the rest. How we rank

The short version

What the state charges you to register $100 dfi.wi.gov (we looked on October 2026, so you can too)
Your first-year spend $199 The state fee is extra
Total after 3 years $397 to $497 Three years of service fees
State total, years 1 to 3 $230 Official amounts only
When one overtakes another Does not happen Ranking steady to year 10

Your Wisconsin options

Read across for year one, the price after that and your three-year total. Add Wisconsin's $100 to whichever option you pick.

1
Best value for you

1. Wisconsin Registered Agent.co: best for adding just one state

$199 for registration, $99 for the agent after that
You pay in year 1 $199
You pay after year 1 $99/yr
You pay over 3 years $397

Wisconsin Registered Agent.co comes first because you pay $199 on top of the state fee and get a first agent year with it, then $99 each year.

On the heaviest factor, what you spend over three years, it beats Mainstay Filing.

Your price covers

  • Registration paperwork, filed
  • Agent service for your first year

What you get

  • Agent service at no cost in year one
  • Then $99 a year
  • $199 on top of the state fee

What to watch

  • A second provider is needed at home
2
Nationwide

2. Mainstay Filing: best for the same cost in each state

$199 for registration, $149 for the agent after that
You pay in year 1 $199
You pay after year 1 $149/yr
You pay over 3 years $497

Next, Mainstay Filing: $199 on top of the state fee, a free first registered agent year, then $149 yearly.

Three years run $100 higher here than with Wisconsin Registered Agent.co.

Your agent price from year two: $149 a year, in any state.

Your price covers

  • Registration completed for you
  • Registered agent costs you nothing in year one
  • A price that holds across states

What you get

  • Service charge of $199
  • Agent free for the first year
  • The fee does not change by state

What to watch

  • Agent renews at $149, $50 above Wisconsin Registered Agent.co
3
In-state company

3. WI Registered Agent.org: best for adding a single state

$199 for registration, $99 for the agent after that
You pay in year 1 $199
You pay after year 1 $99/yr
You pay over 3 years $397

Option 3 is WI Registered Agent.org. You pay $199 on top of the state fee and get a first agent year with it, then $99 each year.

No price gap from Wisconsin Registered Agent.co.

Your price covers

  • Registration paperwork, filed
  • Agent service for your first year

What you get

  • Then $99 a year
  • $199 on top of the state fee
  • Agent service at no cost in year one

What to watch

  • A second provider is needed at home

Costs over time

Pick Service You pay in year 1 You pay by year 2 You pay by year 3 You pay by year 5
1 Wisconsin Registered Agent.co $199 $298 $397 $595 Price out Wisconsin Registered Agent.co Partner link. We may earn money if you buy.
2 Mainstay Filing $199 $348 $497 $795 Price out Mainstay Filing Partner link. We may earn money if you buy.
3 WI Registered Agent.org $199 $298 $397 $595 Price out WI Registered Agent.org Partner link. We may earn money if you buy.

Company prices from November 13, 2026, added up for you year by year. No break-even shows up inside ten years.

Your budget calculator

Change the years and see what you would pay.

Your spend for 3 years: Wisconsin Registered Agent.co $397, Mainstay Filing $497, WI Registered Agent.org $397. Lowest of the totals: Wisconsin Registered Agent.co.

Wisconsin fee list

What you pay for Amount Source
Cost to register $100 dfi.wi.gov (we looked on October 2026, so you can too)
Annual report $65 dfi.wi.gov (we looked on October 2026, so you can too)
What the state collects by year 3 $230 Added up from the lines above

Each line links to the state's own page. Together they give you the three-year state total: filing, reports in years two and three, and a minimum tax if there is one.

Why number one is number one

For Wisconsin, the deciding factor was your three-year spend (38% of the ranking), where Wisconsin Registered Agent.co came out ahead.

Three years with Wisconsin Registered Agent.co add up to $397, saving you $100 over Mainstay Filing.

What Wisconsin charges you to register a foreign LLC and what it requires

Out-of-state LLCs, yours included, deliver the Foreign Registration Statement, Limited Liability Company (Form 521) to the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services with $100.

Straight from the source: dfi.wi.gov (we looked on October 2026, so you can too)

What it costs without a service

Without a service you pay $230 in state fees across three years. Hiring one adds $397 to $497 to your bill.

Questions

How much will it cost me to register my LLC in Wisconsin?

$100 in state fees, plus $199 should you use a provider.

What will these services cost me over three years?

Year one plus two renewals comes to $397 to $497.

Which form do I file to register?

You file Foreign Registration Statement, Limited Liability Company (Form 521) with the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services.

What do I file after I register?

You file the annual report next, and it costs $65.

When does one service end up costing more than another?

No break-even inside ten years.

Which foreign registration service is the best value for me in Wisconsin?

Start with Wisconsin Registered Agent.co, then Mainstay Filing, then WI Registered Agent.org.

See also

What foreign registration costs by state for all 50 states Best foreign registration services for anyone How we rank your options

Where we looked

  1. Wisconsin Department of Financial Institutions traces back to dfi.wi.gov; we looked in August 2026.
  2. Wisconsin Department of Financial Institutions traces back to dfi.wi.gov; we looked in August 2026.
  3. Wisconsin report due date traces back to docs.legis.wisconsin.gov; we looked in August 2026.
  4. Wis traces back to dfi.wi.gov; we looked in August 2026.
  5. Wisconsin formation fee: Filing fee traces back to dfi.wi.gov; we looked in October 2026.
  6. Wisconsin registered agent statute traces back to docs.legis.wisconsin.gov; we looked in October 2026.
  7. DFI Form 521, foreign registration traces back to dfi.wi.gov; we looked in October 2026.
  8. DFI file online traces back to dfi.wi.gov; we looked in October 2026.
  9. Wis traces back to docs.legis.wisconsin.gov; we looked in October 2026.
  10. DFI Form 524, withdrawal of traces back to dfi.wi.gov; we looked in October 2026.
  11. Wis traces back to docs.legis.wisconsin.gov; we looked in November 2026.
  12. Price page checked November 13, 2026: Wisconsin Registered Agent.co pricing page
  13. Price page checked November 13, 2026: Mainstay Filing Wisconsin service page
  14. Price page checked November 13, 2026: WI Registered Agent.org pricing page