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Foreign registration price tables - Wisconsin

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

In the 2026 table of foreign registration services for Wisconsin, the top three are Mainstay Filing ($199), Wisconsin Registered Agent.co ($199) and WI Registered Agent.org ($199), in that order. Wisconsin charges $100 to register. The service cells add $397 to $497 across three years.

Compiled by the LLC Price Tables editorial team ·

Table order: Cost 40%, coverage 30%, three smaller columns (how the table is sorted)

Table summary

  • State registration charge$100dfi.wi.gov [read October 2026, table note]
  • What year one costs$199The state fee is separate
  • Year-3 range$397 to $497Provider charges for three years
  • Government charges, 3 years$230Equal in every entry
  • Break-even yearNo swapSteady ranking

The Wisconsin entries

Placed by the table method. The $100 state fee is not folded into any entry.
  1. 1. Mainstay Filing: best for LLCs still growing

    Top of the table
    • Year-1 cell$199
    • Cell for later years$149/yr
    • Three-year cell$497

    Year one $199; later years $149

    Mainstay Filing sits first, since $199 beyond what Wisconsin charges, then $149 a year for the agent.

    Its three-year cell is $100 higher than Wisconsin Registered Agent.co's, but the extra filings it covers count for more in the sort.

    The agent renews at $149 a year in every state.

    Price buys

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

    In its favor

    • All fifty states covered
    • Agent free for the first year
    • $199 for the registration

    Against it

    • Agent renews at $149, $50 above Wisconsin Registered Agent.co
    See Mainstay FilingPartner link. We may earn money if you buy.
  2. 2. Wisconsin Registered Agent.co: best for the smallest agent bill

    Wisconsin specialist
    • Year-1 cell$199
    • Cell for later years$99/yr
    • Three-year cell$397

    Year one $199; later years $99

    Wisconsin Registered Agent.co is ranked second. $199 to register and a year of agent service, then $99 yearly.

    Price buys

    • Registration delivered to the state office
    • Agent service for the first year

    In its favor

    • Then $99 a year
    • No agent charge in year one
    • Starts at $199

    Against it

    • Wisconsin only, so the home state needs its own agent
    See Wisconsin Registered Agent.coPartner link. We may earn money if you buy.
  3. 3. WI Registered Agent.org: best for a small agent renewal

    Wisconsin specialist
    • Year-1 cell$199
    • Cell for later years$99/yr
    • Three-year cell$397

    Year one $199; later years $99

    WI Registered Agent.org is ranked third. $199 to register and a year of agent service, then $99 yearly.

    Wisconsin Registered Agent.co lists identical prices.

    Price buys

    • Registration delivered to the state office
    • Agent service for the first year

    In its favor

    • Then $99 a year
    • Starts at $199
    • No agent charge in year one

    Against it

    • Wisconsin only, so the home state needs its own agent
    See WI Registered Agent.orgPartner link. We may earn money if you buy.

Running totals at 1, 2, 3 and 5 years

No.EntryYear 1 cellYear 2 cellYear 3 cellYear 5 cell
1Mainstay Filing$199$348$497$795See Mainstay FilingPartner link. We may earn money if you buy.
2Wisconsin Registered Agent.co$199$298$397$595See Wisconsin Registered Agent.coPartner link. We may earn money if you buy.
3WI Registered Agent.org$199$298$397$595See WI Registered Agent.orgPartner link. We may earn money if you buy.
Service fees only, taken from each company's prices as of November 13, 2026. The order of totals stays fixed for ten years.

Break-even check

How many years will the company run? Set them and compare.
Total for 3 years: Mainstay Filing $497, Wisconsin Registered Agent.co $397, WI Registered Agent.org $397. Lowest of the totals: Wisconsin Registered Agent.co.

Wisconsin fee list

ChargeCellSource
Registration filing$100dfi.wi.gov [read October 2026, table note]
Annual report$65dfi.wi.gov [read October 2026, table note]
State fees summed, years 1 to 3$230Total of the lines
Filing, two further reports and any minimum tax make up the three-year state figure on this table. Anything the state leaves unpriced is described instead of added.

What settled the order

Weight 30%: filing work per row. That column separated the top two.

The home state counts too; one account for both scored highest.

Wisconsin foreign LLC registration fee and rules, quoted from the official source

An LLC from another state that does business in Wisconsin files the Foreign Registration Statement, Limited Liability Company (Form 521) at the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services for $100.

Source: dfi.wi.gov [read October 2026, table note]

Filing it yourself

$230 in state fees is the least three years can cost. The table shows what each service piles on ($397 to $497).

Quick answers

What does registering a foreign LLC in Wisconsin cost?

$100 at the state office, and $199 more if you pay a service for year one.

What do these entries add up to over three years?

Between $397 to $497 for three years of service.

Which form carries out the registration?

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

Which recurring filing follows registration?

It is the annual report, charged at $65.

When does one entry pass another in total cost?

Not within ten years: the running totals keep the same order.

Which foreign registration service is the best value for Wisconsin?

Top to bottom: Mainstay Filing, Wisconsin Registered Agent.co and WI Registered Agent.org.

Related tables

Where this came from

  1. dfi.wi.gov is the reference behind Wisconsin Department of Financial Institutions, read in August 2026.
  2. dfi.wi.gov is the reference behind Wisconsin Department of Financial Institutions, read in August 2026.
  3. docs.legis.wisconsin.gov is the reference behind Wisconsin report due date, read in August 2026.
  4. dfi.wi.gov is the reference behind Wis, read in August 2026.
  5. dfi.wi.gov is the reference behind Wisconsin formation fee: Filing fee, read in October 2026.
  6. docs.legis.wisconsin.gov is the reference behind Wisconsin registered agent statute, read in October 2026.
  7. dfi.wi.gov is the reference behind DFI Form 521, foreign registration, read in October 2026.
  8. dfi.wi.gov is the reference behind DFI file online, read in October 2026.
  9. docs.legis.wisconsin.gov is the reference behind Wis, read in October 2026.
  10. dfi.wi.gov is the reference behind DFI Form 524, withdrawal of, read in October 2026.
  11. docs.legis.wisconsin.gov is the reference behind Wis, read in November 2026.
  12. Wisconsin service page, as printed by Mainstay Filing on November 13, 2026
  13. pricing page, as printed by Wisconsin Registered Agent.co on November 13, 2026
  14. pricing page, as printed by WI Registered Agent.org on November 13, 2026