Register an LLC in Another State

Register an LLC in Another State › Wisconsin

Register your LLC in Wisconsin

To register an LLC formed in another state in Wisconsin, file Form 521, Foreign Registration Statement, Limited Liability Company with the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services and pay $100.

Before: at home

Wisconsin does not ask an LLC for a certificate from its home state. Make sure the LLC is active and current there, then move on.

During: in Wisconsin

File
Form 521, Foreign Registration Statement, Limited Liability Company
Fee
$100
Agent
A registered agent with a Wisconsin street address

Best 3 Foreign Registration Services in Wisconsin (2026)

Rather not file it yourself? For an existing LLC in Wisconsin these three do it.

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.

After: staying registered

Annual report (Department of Financial Institutions), $65 (due: march 31). The services above include the agent for year one.

Wisconsin questions

Can my existing LLC operate in Wisconsin?

Yes, once it is registered there. You file Form 521, Foreign Registration Statement, Limited Liability Company with the Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services and pay $100; you do not form a new LLC.

What do I need from my home state?

Nothing special. Wisconsin does not ask an LLC for a home-state certificate, though the LLC should be active at home.

What happens after I register in Wisconsin?

Annual report (Department of Financial Institutions), $65 (due: march 31), and a registered agent must stay in place.

Sources