Wisconsin LLC Costs (2026): Official Fees and the 3 Best LLC Services
Short answer for Wisconsin in 2026: Mainstay Filing ($199), Wisconsin Registered Agent.co ($199) and WI Registered Agent.org ($199), in that order. On the official schedule, Wisconsin takes $130 for the filing and $25 every year for the annual report, 21st of 50 over three years.
Order from our methodology: three-year service fees 35%, state filings covered 30%, then renewal, state fit and transparency.
Number one
1. Mainstay Filing: best for hands-off yearly filings
Annual price $199, renewal price $199, state fee extra
Mainstay Filing gets our first slot: it bundles the Wisconsin formation, the registered agent and the annual report at $199 a year, the same at renewal.
Three-year service fees run $200 above Wisconsin Registered Agent.co, which the 30% coverage weight more than offsets.
It handles the annual report too, and the $25 state charge passes through unchanged.
What you pay for
Formation prepared and filed
Registered agent, all year
Annual report prepared and filed
EIN application
No markup on the state fee
For
EIN application included
$199 a year covers formation and agent and report
Renewal stays at $199
Against
Renews $100 above Wisconsin Registered Agent.co
Wisconsin focus
2. Wisconsin Registered Agent.co: best for Wisconsin LLCs on a budget
$199 first year, $99 after
Pick 2, Wisconsin Registered Agent.co: $199 plus the state fee, with the first year of agent service included, then $99 a year.
Plan to file the annual report yourself every year.
What you pay for
Formation filing done for you
First year of agent service
For
$199 + state fee
$99 yearly from year two
Year one of agent service in the price
Against
No annual report service
EIN application costs $99 extra
Wisconsin focus
3. WI Registered Agent.org: best for Wisconsin-only LLCs
$199 first year, $99 after
Pick 3, WI Registered Agent.org: $199 plus the state fee, with the first year of agent service included, then $99 a year.
Plan to file the annual report yourself every year.
On price it is level with Wisconsin Registered Agent.co.
To form the LLC you file the Articles of Organization - Limited Liability Company (Form 502) with the Department of Financial Institutions (DFI) and pay $130. No service on this page marks it up.
Keeping the LLC active: the annual report
Each year the LLC files the annual report and pays $25; the deadline is end of the calendar quarter containing the LLC's anniversary date. Late filings carry a $25 penalty.
What decided the order
State filings covered is worth 30% of the score, and it put Mainstay Filing ahead of Wisconsin Registered Agent.co here.
Coverage of the annual report beat the cheaper option on our weights.
Questions about Wisconsin
How much does it cost to start an LLC in Wisconsin?
Filing costs $130 in state fees. Service fees on this page: $199.
How much is the Wisconsin annual report?
$25, every year, due end of the calendar quarter containing the LLC's anniversary date. Late filing adds $25.
Where does Wisconsin rank on LLC costs?
21st of 50 on three-year state fees, at $180, counting from the least expensive state.
Is a registered agent required?
Every LLC must name a registered agent with an in-state street address.
Which LLC services are on this page?
Mainstay Filing ($199), Wisconsin Registered Agent.co ($199) and WI Registered Agent.org ($199), as ranked.
Which LLC service would you use?
Mainstay Filing, Wisconsin Registered Agent.co and WI Registered Agent.org, in that order.