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The Founders Review

Rankings of registered agents, LLC formation and foreign registration services in all 50 states.

LLC services · Arizona

3 Best LLC Services in Arizona (2026)

Mainstay Filing ($199), AZ Registered Agent.org ($199) and Arizona Registered Agent.co ($199) are the best LLC services in Arizona for 2026, ranked in that order. We put Mainstay Filing on top for $199 a year covers the Arizona filing and your statutory agent, and the EIN application is included, with the same price at renewal.

Written by The Founders Review editorial team

Place1
Top pick on this page

Mainstay Filing

1. Mainstay Filing: best for an all-in yearly price

$199 a year plus the state fee
Our mark9.3out of 10

We put Mainstay Filing first: one $199 yearly price for the filing and your statutory agent, renewing at $199 with no add-ons.

There is no yearly LLC report here, so the renewal pays for the agent and the first-year bundle included the EIN application.

The three-year premium over AZ Registered Agent.org is $200; coverage outweighs it in our scoring.

What you get

  • Formation prepared and filed
  • Your statutory agent, all year
  • EIN application

Why pick it

  • Renews at $199 with no add-ons
  • EIN application included
  • One $199 yearly price
  • State fee at cost, no markup

Less good

  • Higher renewal than AZ Registered Agent.org (by $100)
  • Arizona has no yearly LLC report, so the bundle saves less here
Visit Mainstay FilingPartner link. We may earn money if you buy.Review: Mainstay Filing
Place2
Lower renewal than Mainstay

AZ Registered Agent.org

2. AZ Registered Agent.org: best for Arizona LLCs that file their own reports

$199 plus the state fee, then $99 a year
Our mark9.1out of 10

In second place, AZ Registered Agent.org: a $199 formation fee over the state's own, then $99 a year for the agent.

The plan covers an in-state street address for your registered office, with legal documents scanned and sent to you online.

What you get

  • Arizona formation filed for you
  • First year of statutory agent service

Why pick it

  • First year of statutory agent service included
  • $99 yearly from year two
  • Formation fee $199

Less good

  • EIN application is a $99 add-on
Visit AZ Registered Agent.orgPartner link. We may earn money if you buy.Review: AZ Registered Agent.org
Place3
Low renewal

Arizona Registered Agent.co

3. Arizona Registered Agent.co: best for a second Arizona option

$199 plus the state fee, then $99 a year
Our mark9.0out of 10

Arizona Registered Agent.co comes third with a $199 formation fee over the state's own, then $99 a year for the agent.

The plan covers an in-state street address for your registered office, with legal documents scanned and sent to you online.

Prices and features match AZ Registered Agent.org exactly, so the two are close to interchangeable.

What you get

  • Arizona formation filed for you
  • First year of statutory agent service

Why pick it

  • $99 yearly from year two
  • First year of statutory agent service included
  • Formation fee $199

Less good

  • EIN application is a $99 add-on

3 picks compared

RankServiceOur scoreService feeYear twoBest forLink
1Mainstay Filing9.3$199$199/yrFormation and agent in one priceVisit Mainstay FilingPartner link. We may earn money if you buy.
2AZ Registered Agent.org9.1$199$99/yrAn Arizona-only LLC on a budgetVisit AZ Registered Agent.orgPartner link. We may earn money if you buy.
3Arizona Registered Agent.co9.0$199$99/yrAn Arizona-only LLC on a budgetVisit Arizona Registered Agent.coPartner link. We may earn money if you buy.

Editorial scores out of 10 from The Founders Review, using the criteria explained on How we rank. No customer ratings are involved.

Arizona pricing for 2026: what each service costs

ServiceYear oneYear twoYear threeThree-year totalEIN application
Mainstay Filing$199$199$199$597Included
AZ Registered Agent.org$199$99$99$397$99 add-on
Arizona Registered Agent.co$199$99$99$397$99 add-on

We read these prices on the companies' own sites on November 12, 2026. These totals leave out the $50 state filing fee, which every service passes through.

Why Mainstay Filing is first

What split first and second in Arizona: what one price covers, weighted at 30% in our method.

The bundle matters less in Arizona, but it still edged AZ Registered Agent.org on coverage.

More on the criteria: How we rank.

Arizona LLC cost: the official fee

Filing the Articles of Organization (Form L010) costs $50 at the Arizona Corporation Commission, per Ariz. Rev. Stat. § 29-3201; the services pass that through on top.

Publication: a notice runs three times within 60 days unless the statutory agent is in a county of more than 800,000 people, where the Commission posts it instead.

Arizona LLC yearly requirements

No yearly report is required. Every LLC must name a registered agent with an in-state street address.

What Arizona founders ask

How much does it cost to form an LLC in Arizona?

Budget $50 for the state and $199 for the service.

What form creates the LLC?

The Articles of Organization (Form L010), filed with the Arizona Corporation Commission.

Do I need a statutory agent for an Arizona LLC?

Every LLC must name a registered agent with an in-state street address.

What yearly filings does an Arizona LLC have?

None: Arizona has no yearly LLC report.

Is the EIN application included?

Mainstay Filing's yearly price includes it. AZ Registered Agent.org and Arizona Registered Agent.co charge $99 for it. The IRS itself charges no fee for an EIN.

Which LLC service is best in Arizona?

Mainstay Filing tops our list: the Arizona filing and a year of statutory agent service for $199, EIN application included.

More from us

Where the facts come from

  1. Ariz. Rev. Stat. § 29-3201: www.azleg.gov/ars/29/03201.htm, checked August 2026
  2. Arizona formation fee: Filing fee, official source: azcc.gov/docs/default-source/corps-files/fee-schedules/fee-schedule-ll, checked October 2026
  3. Arizona registered agent statute: www.azleg.gov/ars/29/03115.htm, checked October 2026
  4. Mainstay Filing: Arizona service page, read November 12, 2026
  5. AZ Registered Agent.org: pricing and service pages, read November 12, 2026
  6. Arizona Registered Agent.co: pricing and service pages, read November 12, 2026