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Foreign registration price index · Wisconsin

3 Best Foreign Registration Services in Wisconsin (2026): Price Index

Tallied for 2026, the best-value foreign registration services for Wisconsin are Wisconsin Registered Agent.co ($199), WI Registered Agent.org ($199) and Mainstay Filing ($199), in order. Every line carries the same $100 state registration fee; the services alone reach $397 to $497 in three years.
Entries by the LLC Price Index editorial team

Index basis: Index of five columns: three-year cost (38%), coverage per dollar (32%), renewal step, crossover year and price transparency. Basis explained

The Wisconsin tally

Fee paid at registration$100dfi.wi.gov (read October 2026) per the state
First-year range$199Before state charges
Cumulative to year 3$397 to $497First year plus two later years
Three-year state line$230Same on every line
Crossing pointDoes not happenThe ranking never flips

Wisconsin lines, indexed

Each line shows year one, the price from year two and the three-year subtotal. Wisconsin's $100 fee is added to any line.
1

1. Wisconsin Registered Agent.co: best for the smallest yearly agent bill

Index leader
First year$199
Years 2 and on$99/yr
Three-year sum$397
First year $199; later years $99

Wisconsin Registered Agent.co takes line one of the Wisconsin index: a $199 filing line plus a $99 yearly agent renewal in Wisconsin.

A lower three-year subtotal than Mainstay Filing puts it on top; cost is the heaviest column.

Line includes

  • State registration handled
  • Agent service in year one

Credits

  • Year-one agent covered in the price
  • Opens at $199
  • A $99 renewal

Debits

  • A second provider is needed at home
2

2. WI Registered Agent.org: best for a modest agent renewal

Local provider
First year$199
Years 2 and on$99/yr
Three-year sum$397
First year $199; later years $99

WI Registered Agent.org fills line 2: a $199 filing line plus a $99 yearly agent renewal in Wisconsin.

Its figures are identical to Wisconsin Registered Agent.co's.

Line includes

  • State registration handled
  • Agent service in year one

Credits

  • Opens at $199
  • A $99 renewal
  • Year-one agent covered in the price

Debits

  • A second provider is needed at home
3

3. Mainstay Filing: best for repeat registrations

Covers the most items
First year$199
Years 2 and on$149/yr
Three-year sum$497
First year $199; later years $149

Mainstay Filing is line 3: the Wisconsin filing for $199 plus state fees, agent covered for year one.

Wisconsin Registered Agent.co subtotals $100 lower across three years, enough to index ahead.

The agent bills $149 a year starting in year two, in any state.

Line includes

  • State registration handled
  • Registered agent free for the first year
  • One fee in every state

Credits

  • All fifty states covered
  • Year-one agent service is covered
  • $199 added to Wisconsin's fee

Debits

  • Renewal is $50 above Wisconsin Registered Agent.co

What each line costs, year by year

LineProviderTotal, year 1Total, year 2Total, year 3Total, year 5
1Wisconsin Registered Agent.co$199$298$397$595Visit Wisconsin Registered Agent.coPartner link. We may earn money if you buy.
2WI Registered Agent.org$199$298$397$595Visit WI Registered Agent.orgPartner link. We may earn money if you buy.
3Mainstay Filing$199$348$497$795Visit Mainstay FilingPartner link. We may earn money if you buy.
Company prices from November 13, 2026, accumulated year by year. The subtotals keep one order for a full decade.

Subtotal calculator

Change the years to compare subtotals.
Over 3 years: Wisconsin Registered Agent.co $397, WI Registered Agent.org $397, Mainstay Filing $497. Line with the smallest sum: Wisconsin Registered Agent.co.

The Wisconsin fee schedule

EntryAmountCited from
Fee to file the registration$100dfi.wi.gov (read October 2026) per the state
Annual report$65dfi.wi.gov (read October 2026) per the state
State total, years 1 to 3$230Filing + reports + any tax
Every state line cites the official source beside it. The 3-year subtotal adds filing, reports in years 2 and 3 and any minimum tax.

How the index came out

Wisconsin Registered Agent.co indexed above WI Registered Agent.org on three-year cost index, a 38% column.

Wisconsin Registered Agent.co takes the cost column with $397 over three years, where Mainstay Filing needs $100 more.

Official Wisconsin foreign LLC registration fee and rules

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

Source text: dfi.wi.gov (read October 2026) per the state

The state-fees-only line

Filing on your own leaves only the state's fees, $230 across three years. The service lines add $397 to $497 for the paperwork.

Questions about Wisconsin prices

What does Wisconsin charge an out-of-state LLC to register?

$100 in state fees, with another $199 for a service.

What is the three-year subtotal for these services?

Service subtotals run $397 to $497 over three years.

Which document does the registering?

The registering document is Foreign Registration Statement, Limited Liability Company (Form 521), and the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services is the office that takes it.

What recurring filing comes after registration?

Next comes the annual report, billed at $65.

When does one line pass another in total cost?

Not within ten years; no line overtakes another.

Which foreign registration service indexes best in Wisconsin?

Wisconsin Registered Agent.co: line one on three-year cost index. Then WI Registered Agent.org and Mainstay Filing.

Keep comparing

Source lines

  1. Cited under Wisconsin Department of Financial Institutions: dfi.wi.gov (August 2026).
  2. Cited under Wisconsin Department of Financial Institutions: dfi.wi.gov (August 2026).
  3. Cited under Wisconsin report due date: docs.legis.wisconsin.gov (August 2026).
  4. Cited under Wis: dfi.wi.gov (August 2026).
  5. Cited under Wisconsin formation fee: Filing fee: dfi.wi.gov (October 2026).
  6. Cited under Wisconsin registered agent statute: docs.legis.wisconsin.gov (October 2026).
  7. Cited under DFI Form 521, foreign registration: dfi.wi.gov (October 2026).
  8. Cited under DFI file online: dfi.wi.gov (October 2026).
  9. Cited under Wis: docs.legis.wisconsin.gov (October 2026).
  10. Cited under DFI Form 524, withdrawal of: dfi.wi.gov (October 2026).
  11. Cited under Wis: docs.legis.wisconsin.gov (November 2026).
  12. Ledger input from the Wisconsin Registered Agent.co pricing page, November 13, 2026
  13. Ledger input from the WI Registered Agent.org pricing page, November 13, 2026
  14. Ledger input from the Mainstay Filing Wisconsin service page, November 13, 2026