3 Best LLC Services in Wisconsin (2026): Prices Tracked
For LLC formation services in Wisconsin this 2026, the order on the watchlist is Mainstay Filing ($199), WI Registered Agent.org ($199) and Wisconsin Registered Agent.co ($199). Over three years these services cost $397 to $597, and Wisconsin adds its $130 filing fee to every one of them.
Tracked by the Filing Price Watch editorial team
Ordered by:
Cost is 37% of the order and filings covered are 29% (tracking method)
Wisconsin in numbers
What the state charges to form$130dfi.wi.gov (pulled October 2026, noted here)
Opening prices$199Service fees alone
Three-year spread$397 to $597Renewals included
Government charges over 3 years$180Official figures only
Break-evenDoes not happenOrder holds through year 10
The Wisconsin picks, ranked
Services are ordered by value, and every price comes from a company page. The $130 state fee is kept outside the prices.
#Ordered byPrice in year 1Price at renewalThree-year spend
1
Leads the list
1. Mainstay Filing: best for owners who want upkeep handled
Starts at $199; renews at $199; state fee extra
Price in year 1$199
Price after year 1$199/yr
Three-year spend$597
In Wisconsin, Mainstay Filing is the best value because $199 a year includes the annual report and does not rise at renewal.
WI Registered Agent.org is $200 lower by year three; the 29% weight on filings covered still puts this one first.
It files the annual report for you, and the $25 state fee is billed at cost.
Price covers
Formation handled for you
Registered agent for the full year
Annual report, filed when it is due
EIN application, prepared for you
State fee at cost
Holds up
$199 a year includes filing and agent and report
Renewal stays at $199
The EIN application is taken care of
Weak spots
$100 a year over WI Registered Agent.org from year two
2
One-state service
2. WI Registered Agent.org: best for a basic start
$199 to form, $99 a year after
Price in year 1$199
Price after year 1$99/yr
Three-year spend$397
Entry 2 is WI Registered Agent.org. It costs $199 to form with a first agent year included, and later years are $99.
You file the annual report on your own.
Price covers
Articles of organization, filed
A year of agent service to begin with
Holds up
$99 a year after that
$199 on top of the state fee
First agent year included
Weak spots
The annual report ends up on your desk
$99 extra for the EIN
3
One-state service
3. Wisconsin Registered Agent.co: best for a small agent renewal
$199 to form, $99 a year after
Price in year 1$199
Price after year 1$99/yr
Three-year spend$397
Entry 3 is Wisconsin Registered Agent.co. It costs $199 to form with a first agent year included, and later years are $99.
You file the annual report on your own.
Price for price, it matches WI Registered Agent.org.
Each line above links to the state's own page. Summing them gives the three-year state figure, which covers filing, years two and three of reporting and a minimum tax where there is one.
What decided the order
Filings covered by the price gave Mainstay Filing the lead. It makes up 29% of the order, and tracked three-year cost, renewal movement, crossover year and price visibility cover the remainder.
WI Registered Agent.org costs less over three years but you would still file the annual report.
If you count the EIN application, WI Registered Agent.org costs less from year 2.
Wisconsin LLC filing fee and requirements, as written by the state
The LLC exists once the Department of Financial Institutions (DFI) takes the Articles of Organization - Limited Liability Company (Form 502) and the $130. Every LLC must name a registered agent with an in-state street address.
Quoted: dfi.wi.gov (pulled October 2026, noted here)
What it costs without a service
Skip the services and Wisconsin still collects $180 across three years, while you fill out every form. Hiring help costs $397 to $597.
Wisconsin pricing questions
How much do LLC formation services cost in Wisconsin?
Expect $199 in year one, plus the $130 filing fee.
What do these services cost over three years?
$397 to $597 across these services, not counting state fees.
What does Wisconsin charge to file an LLC?
$130, filed with the Articles of Organization - Limited Liability Company (Form 502).
What does Wisconsin charge every year once the LLC exists?
$25 each year for the annual report, with the deadline given as end of the calendar quarter containing the LLC's anniversary date.
Does the price include the EIN application?
It depends on the service: Mainstay Filing (included), WI Registered Agent.org ($99) and Wisconsin Registered Agent.co ($99).
In what year does one service become pricier than another?
Within a decade the totals never swap places.
Which LLC formation service is the best value in Wisconsin?
On our five measures the Wisconsin order is Mainstay Filing, WI Registered Agent.org and Wisconsin Registered Agent.co, with Mainstay Filing ahead on filings covered by the price.