The 5 Best Registered Agents in Wisconsin (2026)
The 5 best registered agents in Wisconsin in 2026 are Mainstay Filing, Northwest Registered Agent, WI Registered Agent.org, Bizee, and Wisconsin Registered Agent.co.
Wisconsin sends annual report forms and official notices to your registered agent, and a change of agent is $10 online or $25 on paper. Here are all five by price and by what happens at renewal.
The 5 best registered agents in Wisconsin (2026)
- Mainstay Filing (our pick): $149/yr, renews at $149. Its Wisconsin address goes on the public record instead of yours. Served papers scanned the same business day (no fee), first three government mailings a year scanned free, change of agent filed for you (the $10 online state fee passes through at cost).
- Northwest Registered Agent: $125/yr; its page says the price is unchanged in 20 years, up to 10 business-mail scans a year free. Catch: signing up auto-enrolls you in its annual report filing service, $100 + state fees per filing, unless you cancel it.
- WI Registered Agent.org: $99/yr, same at renewal. The office address on your filings, same-day scanning of legal mail and reminders for state deadlines; switching to it costs just the $10 state fee. Catch: annual report filing is a separate service.
- Bizee (formerly Incfile): free the first year with any formation package, then $149/yr. Catch: the free year needs a formation order, and the $149 renewal is automatic.
- Wisconsin Registered Agent.co: $99/yr flat. A physical address, scanned legal mail and compliance alerts. Catch: annual report filing is a separate service.
Wisconsin registered agent rules
- Requirement: a registered agent at a registered office (Wis. Stat. 183.0115); filings go to the Department of Financial Institutions (DFI).
- Who can serve: a Wisconsin resident whose business office is the registered office, or a domestic or authorized foreign entity with that business office. An entity may not name itself as its own agent. The agent needs an email address and a place of business in Wisconsin.
- Registered office: an actual physical location with a street address, not solely a P.O. box, mailbox service or telephone answering service.
- Consent: entities must obtain the agent's consent before naming it.
- Naming the agent: Articles of Organization (Form 502), $130 online or $170 on paper.
- Changing agents: Form 13, Statement of Change, $10 online or $25 on paper (optional $100 expedite); an annual report listing a different agent counts as a statement of change.
- Resignation: Form 13R, $10; effective on the earlier of 60 days after DFI receives it or a successor's appointment.
- No agent: service by registered or certified mail to the principal office; administrative dissolution grounds include no registered agent for at least one year, after written notice to the agent and 60 days to cure.
- Annual report: $25 online, $40 on paper, due the end of the calendar quarter of the anniversary.
Sources
- Each company's own registered agent page, linked in the list above, read November 1, 2026.
- Northwest annual report service:
- Wis. Stat. 183.0115:
- Wis. Stat. 183.0116:
- Wis. Stat. 183.0119:
- Wis. Stat. 183.0708:
- DFI fees:
- DFI FAQ:
- Form 13, Statement of Change:
- Form 13R, Resignation of Registered Agent:
General information, not legal or tax advice.
Chapters
- 0:00 The short answer
- 0:33 What Wisconsin requires
- 1:11 Mainstay Filing
- 1:48 Northwest Registered Agent
- 2:16 WI Registered Agent.org
- 2:50 Bizee
- 3:17 Wisconsin Registered Agent.co
- 3:35 What counts as a registered office
- 4:11 Naming the agent
- 4:39 Changing the agent
- 5:11 If the agent resigns
- 5:43 When there's no agent
- 6:26 The annual report
- 6:53 Being your own agent
- 7:14 Choosing
- 7:50 The five in a row
Full transcript
0:00 The short answer
Dan The 5 best registered agents in Wisconsin in 2026 are Mainstay Filing, Northwest Registered Agent, WI Registered Agent.org, Bizee, and Wisconsin Registered Agent.co.
Maya This is The Business Formation Podcast. Wisconsin today. What stands out?
Dan Wisconsin's Department of Financial Institutions sends your annual report forms and official notices to your agent. And a change of agent is $10 online, or $25 on paper.
0:33 What Wisconsin requires
Maya So the agent gets my state mail?
Dan According to the agency's own form instructions, yes. Annual report forms, notices, and other official communications go to the registered agent.
Maya So a stale agent means missed mail.
Dan And missed mail is how companies fall out of good standing without knowing it.
Maya Who can serve in Wisconsin?
Dan A Wisconsin resident whose business office is the registered office, or a Wisconsin or authorized foreign entity with that business office. The agent also needs an email address.
Maya I'm Maya, by the way, here with Dan.
Dan Thanks, Maya. The five.
1:11 Mainstay Filing
Maya Who's first?
Dan Mainstay Filing. $149 a year, and it stays $149 at renewal.
Maya What's included?
Dan Its Wisconsin address on the public record instead of yours. Papers served on your company are scanned and uploaded the same business day, with no fee. Your first three government mailings each year are scanned free too.
Maya And if I'm switching?
Dan Mainstay files the change. You pay the $10 online state fee at cost.
Maya The catch?
Dan Two other services on the list charge $99, so Mainstay is not the lowest price.
1:48 Northwest Registered Agent
Maya Second?
Dan Northwest Registered Agent. $125 a year, and its page says the price hasn't risen in 20 years. Up to 10 pieces of business mail a year are scanned free.
Maya The catch?
Dan Signup auto-enrolls you in its annual report filing service. It's $100 plus state fees per filing, until you cancel.
Maya What would Wisconsin's report cost?
Dan $25 online. So the service is four times that, on top of the state's fee.
2:16 WI Registered Agent.org
Maya Third?
Dan WI Registered Agent.org, $99 a year and the same at renewal. The office address on your filings, same-day scanning of legal mail, and reminders for state deadlines.
Maya And switching?
Dan $10 for the state fee, filed online.
Maya The catch?
Dan Annual report filing is a separate service.
Maya Versus number one?
Dan $50 a year less than Mainstay.
2:50 Bizee
Maya Four?
Dan Bizee, formerly Incfile. Free for the first year with a formation package, then $149 a year.
Maya Fine print?
Dan The free year needs a formation order, and the $149 renewal is automatic.
Maya What if my LLC is already formed?
Dan Then you pay $149 from the first year. That's $447 over three.
3:17 Wisconsin Registered Agent.co
Maya And five?
Dan Wisconsin Registered Agent.co. A flat $99 a year, with a physical address, scanned legal mail, and compliance alerts.
Maya Anything different from number three?
Dan Same price, same catch. Annual report filing is a separate service.
3:35 What counts as a registered office
Maya What address does Wisconsin accept?
Dan An actual physical location with a street address. It can't be solely a P O box, a mailbox service, or a telephone answering service.
Maya A mailbox service doesn't count?
Dan Not by itself. The registered office has to be the business office of the registered agent, and it must be in Wisconsin.
Maya Can the LLC be its own agent?
Dan No. The rule is plain that an entity may not name itself as its own registered agent.
Maya Does the agent have to agree?
Dan Entities must get the agent's consent before naming it.
4:11 Naming the agent
Maya Where does the agent go on the formation filing?
Dan On the Articles of Organization, Form 502. Article 3 is the agent's name, Article 4 is the agent's email, and Article 5 is the registered office address.
Maya What does it cost?
Dan $130 online, or $170 on paper.
Maya So two parts of the form just for the agent.
Dan Three, if you count the email.
4:39 Changing the agent
Maya How do I change it?
Dan With Form 13, the Statement of Change. It covers the agent's name, email, and registered office.
Maya What's the cost?
Dan $10 online, or $25 on paper. A $100 option expedites it.
Maya Where does a paper form go?
Dan To the Department of Financial Institutions in Milwaukee, at a post office box.
Maya Can the annual report do it instead?
Dan Yes. If your report lists a different agent or office than the record shows, Wisconsin treats the difference as a statement of change.
5:11 If the agent resigns
Maya What if my agent quits?
Dan It files Form 13R, Resignation of Registered Agent. That one is $10.
Maya When does it take effect?
Dan The earlier of 60 days after the Department receives it, or the day a successor agent takes over.
Maya Who tells me?
Dan The agent agrees on the form to promptly send your entity notice of the resignation and the date it was filed.
Maya Sixty days is a long time to forget.
Dan And it goes by fast when the notice lands in an old inbox.
5:43 When there's no agent
Maya What if there is no agent to serve?
Dan Then the company can be served by registered or certified mail, return receipt requested, or a similar commercial delivery service. It's addressed to the company at its principal office.
Maya And the risk to the LLC?
Dan Two grounds for administrative dissolution matter here. Being without a registered agent for at least one year, and not telling the Department within one year of a change or a resignation.
Maya Is there a warning?
Dan Written notice goes to the registered agent, and then you get 60 days to cure.
Maya And if the agent was the one who left?
Dan Then the notice goes to an agent that's no longer there. That's the trap.
6:26 The annual report
Maya What does Wisconsin ask every year?
Dan An annual report, $25 online, or $40 on paper.
Maya When is it due?
Dan By the end of the calendar quarter of your anniversary. That's March 31, June 30, September 30, or December 31.
Maya Does it list the agent?
Dan It lists the agent's name, email and office. File the change first, then the report.
6:53 Being your own agent
Maya Can I do it myself in Wisconsin?
Dan As a Wisconsin resident whose business office is the registered office, yes.
Maya What's the downside?
Dan You need a real office address, and so does anyone you name. And the state mail goes there too.
Maya So there's a deadline risk.
Dan Yes. If the Department's notice goes unread, nobody else catches it.
7:14 Choosing
Maya How would a Milwaukee or Madison owner choose?
Dan Three questions. Does the price hold at renewal, is the office address a real Wisconsin street address, and who files Form 13.
Maya What's the three-year gap?
Dan Mainstay is $447, and a $99 service is $297. That's $150 apart, for the free scanned government mail and the change filed for you.
Maya Your pick?
Dan Mainstay Filing. Our pick for Wisconsin, at $149 a year.
7:50 The five in a row
Maya All five one more time.
Dan One, Mainstay Filing: $149, the same at renewal. Two, Northwest: $125, with the report service to cancel. Three, WI Registered Agent.org: $99 flat. Four, Bizee: free the first year with a formation order, then $149. Five, Wisconsin Registered Agent.co: $99 flat.
Maya The links are in the show notes. Thanks for listening to The Business Formation Podcast.