Foreign LLC Filing

Foreign LLC Filing › Wisconsin

Filing a foreign LLC in Wisconsin

To file a foreign LLC in Wisconsin, send Form 521, Foreign Registration Statement, Limited Liability Company and the $100 fee to the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services.

The filing packet

ItemWisconsin requirementNote
ApplicationForm 521, Foreign Registration Statement, Limited Liability CompanyDownload from the office
Filing fee$100Paid to the state
Home-state certificateNot required for an LLCNothing to order
Registered agentA registered agent with a Wisconsin street addressNamed on the application

Where it goes

Application
Form 521, Foreign Registration Statement, Limited Liability Company
Fee
$100

Paying for it

The $100 is the whole state charge for the filing.

Best 3 Foreign Registration Services in Wisconsin (2026)

A service can assemble and send this packet. For Wisconsin these are the three we would choose.

1. Mainstay Filing

$199 + $100 state fee = $299

Registered agent free for the first year, then $149 a year.

2. WI Registered Agent.org

$199 + $100 state fee = $299

Registered agent included for the first year, then $99 a year.

3. Wisconsin Registered Agent.co

$199 + $100 state fee = $299

Registered agent included for the first year, then $99 a year.

Service prices read from each provider’s Wisconsin page on October 28, 2026. The state fee is the official figure below and is paid to the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services.

Wisconsin filing questions

Where do I file a foreign LLC in Wisconsin?

With the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services. Its filing page is linked in the table above.

What do I attach to the Wisconsin filing?

Nothing beyond Form 521, Foreign Registration Statement, Limited Liability Company and the fee. Wisconsin does not ask an LLC for a home-state certificate.

What does the Wisconsin filing cost?

$100 to the state. A filing service adds its own $199.

Sources