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Short reply · Arizona

3 Best LLC Services in Arizona (2026) and the Facts Behind Them

The 2026 order for LLC formation services in Arizona is Mainstay Filing ($199), Arizona Registered Agent.co ($199) and AZ Registered Agent.org ($199). Costs in brief: $50 to the state, $397 to $597 to a service across three years.

LLC Q and A editorial team ·

Quick answers

Fee to the state
$50, one time
Then
None
Statutory agent
Yes, by statute
Pick
Mainstay Filing, Arizona Registered Agent.co then AZ Registered Agent.org

Arizona ranking

Order set by our five criteria, three-year cost first.
1#1 pick

1. Mainstay Filing: best for a flat yearly bill

Annual price $199, renewal price $199, state fee extra

#1 in Arizona: Mainstay Filing, because one yearly price, $199, pays for the filing and the statutory agent and the EIN application.

The $200 premium over Arizona Registered Agent.co across three years buys coverage outside Arizona.

Price covers

  • LLC formation filing
  • Statutory agent for a year
  • EIN application filed
  • State fees passed through, no markup

For

  • EIN handled at no extra charge
  • Renews at $199
  • $199/yr covers filing, agent

Against

  • Arizona Registered Agent.co renews $100 lower
  • No recurring Arizona report to include
Go to Mainstay FilingPartner link. We may earn money if you buy.
2Arizona specialist

2. Arizona Registered Agent.co: best for a one-state LLC

Form for $199; renew at $99 a year

Arizona Registered Agent.co ranks second since $199 forms the LLC and the agent renews at $99.

Price covers

  • Arizona formation filing
  • Agent for year one

For

  • $99/yr from year two
  • No agent charge in year one
  • $199 to form the LLC

Against

  • $99 charge for the EIN application
Go to Arizona Registered Agent.coPartner link. We may earn money if you buy.
3Arizona specialist

3. AZ Registered Agent.org: best for another local option

Form for $199; renew at $99 a year

AZ Registered Agent.org ranks third since $199 forms the LLC and the agent renews at $99.

Same published prices as Arizona Registered Agent.co, so the order between them is close.

Price covers

  • Arizona formation filing
  • Agent for year one

For

  • $99/yr from year two
  • $199 to form the LLC
  • No agent charge in year one

Against

  • $99 charge for the EIN application
Go to AZ Registered Agent.orgPartner link. We may earn money if you buy.

Comparison

#CompanyFirst yearRenewal3-year costIncludes
1Mainstay Filing$199$199/yr$597LLC formation filing; statutory agent for a year; EIN application filedGo to Mainstay FilingPartner link. We may earn money if you buy.
2Arizona Registered Agent.co$199$99/yr$397arizona formation filing; agent for year oneGo to Arizona Registered Agent.coPartner link. We may earn money if you buy.
3AZ Registered Agent.org$199$99/yr$397arizona formation filing; agent for year oneGo to AZ Registered Agent.orgPartner link. We may earn money if you buy.
Prices as of November 13, 2026. State fees are in the checklist below.

Key questions

How much to start an LLC in this state?

$50 to the state, plus $199 if a service files in year one.

With the recurring report, state fees total $50 over three years. azcc.gov (October 2026) is the source of record

  • 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.

Which form, filed where?

The Arizona Corporation Commission is where the Articles of Organization (Form L010) goes.

Law: Ariz. Rev. Stat. § 29-3201. azcc.gov (October 2026) is the source of record

A statutory agent required?

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

An Arizona resident, or a corporation or LLC formed in Arizona or authorized to do business there. The appointment takes effect only once the agent accepts it in writing.

azleg.gov (October 2026) is the source of record

What is due after formation?

No report comes due.

Can I do it myself?

No service is required. State fees alone are $50 over three years.

Services charge $397 to $597 over three years for the paperwork and the agent role.

Why this order?

Chores removed from your list (26%) goes to Mainstay Filing.

Two criteria dominate: three-year price (36%) and chores removed from your list (26%).

Arizona has no recurring report to bundle, so the lead over Arizona Registered Agent.co is small.

Method

What Arizona requires to form an LLC

ItemDetailOfficial page
LLC filing fee$50azcc.gov (October 2026) is the source of record
Statutory agentYes, by statuteazleg.gov (October 2026) is the source of record
State fees, 3 years$50Sum of the rows above
Three-year total = filing + report in year 2 + report in year 3 + minimum tax (if any). Fees without a fixed amount, like newspaper notices, are not summed.

Also asked

Who files the EIN application?

Mainstay Filing includes it. Others charge: Arizona Registered Agent.co $99; AZ Registered Agent.org $99.

Three-year cost of each?

Mainstay Filing will run $597, Arizona Registered Agent.co will run $397, AZ Registered Agent.org will run $397, with state fees on top.

Where do the numbers come from?

Official Arizona sources for the state side, published prices for the service side.

Is a service required?

No law requires a service; it is a paid convenience.

What does the LLC owe each year?

No report comes due.

Best LLC service in Arizona?

Rank Mainstay Filing ahead of Arizona Registered Agent.co and AZ Registered Agent.org.

Sources

  1. Reference line for Ariz, drawn from azleg.gov and confirmed August 2026, as noted by our editors
  2. Reference line for Arizona formation fee: Filing fee, drawn from azcc.gov and confirmed October 2026, as noted by our editors
  3. Reference line for Arizona registered agent statute, drawn from azleg.gov and confirmed October 2026, as noted by our editors
  4. Mainstay Filing Arizona service page, read November 13, 2026
  5. Arizona Registered Agent.co pricing page, read November 13, 2026
  6. AZ Registered Agent.org pricing page, read November 13, 2026