3 Best LLC Services in Iowa (2026): Where to Start
Our 2026 recommendation for LLC formation services in Iowa, in order, is Mainstay Filing ($199), IA Registered Agent.org ($199) and Iowa Registered Agent.co ($199). The costs split into $50 for the state and $397 to $597 for three years of service.
Written by the Simple Filing Guide editorial team
The short route
What you pay the state
$50, one time
What comes next
$30 every second year
Registered agent
Yes, name one
First choices
Mainstay Filing, IA Registered Agent.org then Iowa Registered Agent.co
Where to start in Iowa
Prices come from each company's own page. Read how we rank for the method.
#1Top pick
1. Mainstay Filing: best for owners who want upkeep handled
Annual price $199, renewal price $199, state fee on top
Start with Mainstay Filing in Iowa: the biennial report sits inside the $199 annual price, alongside formation and the registered agent.
Across three years this costs $200 above IA Registered Agent.org, and in return you hand off more filings.
The biennial report is included, along with the $30 state fee at cost.
Checklist: what is included
The formation filing, done
Registered agent all year
Biennial report looked after for you
EIN application submitted
No markup on state fees
What works
Single yearly fee: $199
No extra fee to get your EIN
Stays at $199 at renewal
Gaps
A $100 annual premium compared with IA Registered Agent.org
Prices as of November 13, 2026; the state's own fees are listed in the checklist below.
What to know before you file
How much should I budget to form an LLC here?
$50 goes to the state, and a service adds $199.
State fees for the first three years add up to $80. legis.iowa.gov, last confirmed October 2026 for this guide
Where do I send the formation paperwork?
File the Certificate of Organization with the Iowa Secretary of State; that single filing creates the LLC.
Governing law: Iowa Code § 489.201. legis.iowa.gov, last confirmed October 2026 for this guide
Do I have to list a registered agent on the filing?
Every LLC must name a registered agent with an in-state street address.
Any individual or business with a place of business in Iowa that has agreed to serve.
legis.iowa.gov, last confirmed October 2026 for this guide
What keeps the LLC in good standing?
Expect the biennial report to come back on a two-year cycle, at $30 each time. In the state's words it is due April 1 of odd-numbered years, so mark the date.
Last row = filing fee + report in year two + report in year three + minimum tax, if any. Variable costs are described in the text, not added.
FAQ
Does the price cover the EIN?
Budget $99 for IA Registered Agent.org or $99 for Iowa Registered Agent.co to get an EIN, and nothing extra at Mainstay Filing.
How do the three-year costs compare?
Totals to compare: Mainstay Filing at $597, IA Registered Agent.org at $397, Iowa Registered Agent.co at $397, with state fees on top.
What are the numbers based on?
Official Iowa sources back the state side and company pricing backs the service side, all dated.
Does the state require a service?
If you meet the rules on this page, you can file on your own, and the state charges the same either way.
What does the LLC owe the state yearly?
Expect the biennial report to come back on a two-year cycle, at $30 each time. In the state's words it is due April 1 of odd-numbered years, so mark the date.
Who is your first choice in Iowa?
Choose Mainstay Filing first, then compare IA Registered Agent.org and Iowa Registered Agent.co.
Where each fact comes from
August 2026 check of Iowa Secretary of State, Business, via help.sos.iowa.gov
August 2026 check of Iowa Secretary of State, Business, via help.sos.iowa.gov
August 2026 check of Iowa report due date, via legis.iowa.gov
August 2026 check of Iowa Code § 489.201, via legis.iowa.gov
October 2026 check of Iowa formation fee: Filing fee, via legis.iowa.gov
October 2026 check of Iowa registered agent statute, via legis.iowa.gov
Prices read November 13, 2026 from the Mainstay Filing Iowa service page
Prices read November 13, 2026 from the IA Registered Agent.org pricing page
Prices read November 13, 2026 from the Iowa Registered Agent.co pricing page