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Researched and written by the Launchwise Review editorial team
Launchwise Review

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

Launch guide · Arizona · foreign registration

3 Best Foreign Registration Services in Arizona (2026)

Researched and written by the Launchwise Review editorial team
For a 2026 launch in Arizona, Launchwise Review grades foreign registration services this way: AZ Registered Agent.org ($199), Arizona Registered Agent.co ($199) and Mainstay Filing ($199). AZ Registered Agent.org earns the top grade here: it registers the company in Arizona for $199, first agent year included, then $99 a year.
1
Best here

1. AZ Registered Agent.org: best for companies adding only Arizona

$199 service charge and the state's fee; the agent runs $99 annually after year one

Our mark 9.1 out of 10

Top grade, AZ Registered Agent.org: $199 beyond the state fee gets the company into Arizona, with the agent renewing at $99.

You get an in-state street address for the registered office, and any papers served on the company are scanned into your online account.

Add up three years and it lands below Mainstay Filing; cost is one of our two biggest criteria.

In the price

  • Registration prepared and filed
  • Year-one statutory agent service

Pros

  • Covers the first year of statutory agent service
  • $199 covers the registration work, fees extra
  • The agent costs $99 a year after the first

Less good

  • Arizona only; the home state needs its own agent
  • EIN application costs extra ($99)
Visit AZ Registered Agent.orgPartner link. We may earn money if you buy.
Read the AZ Registered Agent.org launch review
2
Best value here

2. Arizona Registered Agent.co: best for Arizona registrations only

Pay $199 plus the state fee, then $99 a year for the agent

Our mark 8.8 out of 10

Next up is Arizona Registered Agent.co: $199 beyond the state fee gets the company into Arizona, with the agent renewing at $99.

You get an in-state street address for the registered office, and any papers served on the company are scanned into your online account.

Their posted prices and features match, so AZ Registered Agent.org and Arizona Registered Agent.co grade as a near tie.

In the price

  • Registration prepared and filed
  • Year-one statutory agent service

Pros

  • $99 each year for the agent from year two
  • A $199 service price plus the registration fee
  • Covers the first year of statutory agent service

Less good

  • Arizona only; the home state needs its own agent
  • EIN application costs extra ($99)
Visit Arizona Registered Agent.coPartner link. We may earn money if you buy.
Read the Arizona Registered Agent.co launch review
3
Best for multi-state companies

3. Mainstay Filing: best for founders working in several states

$199 for the service and the state fee besides; agent service is $149 a year from the second year

Our mark 8.5 out of 10

Rounding out the list is Mainstay Filing: the Arizona registration costs $199, the first statutory agent year is free, and later years are $149.

Once the free first year ends, the agent is $149 a year, in any state.

AZ Registered Agent.org is $100 lower across three years, which puts Mainstay Filing behind it on cost.

In the price

  • The registration filing, done for you
  • Same-business-day scans of legal papers served on the company, free

Pros

  • $199 for the service, with the state fee added
  • Papers served on the company are scanned the same business day, free
  • One price in every state

Less good

  • The agent costs $149 a year after year one, $50 above AZ Registered Agent.org
Visit Mainstay FilingPartner link. We may earn money if you buy.
Read the Mainstay Filing launch review

The 3 grades at a glance

Place Company Launch grade Service price Second year Best fit Go
1 AZ Registered Agent.org 9.1 $199 $99/yr The lowest agent renewal on this page Visit AZ Registered Agent.orgPartner link. We may earn money if you buy.
2 Arizona Registered Agent.co 8.8 $199 $99/yr The lowest agent renewal on this page Visit Arizona Registered Agent.coPartner link. We may earn money if you buy.
3 Mainstay Filing 8.5 $199 $149/yr Founders opening a second state Visit Mainstay FilingPartner link. We may earn money if you buy.
Each grade out of 10 reflects our editors' reading of the weighted criteria on How we rank, not a customer rating.

Arizona foreign registration service cost in 2026: first year, renewals, three-year total

Company Year 1 Year 2 Year 3 Three years, total Agent covered, year one
AZ Registered Agent.org $199 $99 $99 $397 Included
Arizona Registered Agent.co $199 $99 $99 $397 Included
Mainstay Filing $199 $149 $149 $497 Not stated
Prices were copied from each company's own pages on November 12, 2026. Add Arizona's $150 registration fee to any row; it is not in the totals.

How we graded this list

Launchwise Review puts 26% on cost to launch and stay and 26% on launch paperwork handled, then spreads 48% over renewal behavior, state match and price transparency. For Arizona, the call came down to cost to launch and stay.

AZ Registered Agent.org comes to $397 over three years, $100 under Mainstay Filing. Both include year one, so the renewal price broke the tie.

Every criterion and weight is listed on How we rank.

Opening in Arizona as a foreign LLC: fee, form and office

Your registration goes to the Arizona Corporation Commission, Corporations Division, on the Foreign Registration Statement (Form L025). Budget $150 for the state. Have certificate of existence or good standing, plus a certified copy of the organizational documents in hand too, dated within 60 days of filing; Arizona asks for it.

There is no yearly report for foreign LLCs in Arizona.

Before you file, get these together

  • Certificate of existence or good standing, plus a certified copy of the organizational documents, issued within 60 days of your filing date.
  • Your company's exact legal name and the date it was formed at home.
  • A statutory agent with a street address in the state; every company graded on this page can serve.
  • The $150 state fee, ready to pay with the filing.

What skipping Arizona registration can cost you

Without registration, an outside LLC cannot bring a lawsuit in Arizona courts (A.R.S. 29-3902(B)). Contracts it signs remain valid (A.R.S. 29-3902(C)).

Quick answers about Arizona foreign registration services

When does an LLC from elsewhere have to register in Arizona?

Once it does business there. Until then it cannot bring a lawsuit in the state's courts.

What should I budget to bring an existing LLC into Arizona?

The state fee is $150; add a service fee of $199.

Which form brings a foreign LLC into Arizona?

Ask the Arizona Corporation Commission, Corporations Division for the Foreign Registration Statement (Form L025).

Do I need a document from my home state first?

Yes, order certificate of existence or good standing, plus a certified copy of the organizational documents and file within 60 days of its date.

Does the foreign LLC still need a statutory agent?

Yes. Keep a statutory agent with a street address in the state for as long as the company is registered there.

Which service is the best way to register a foreign LLC in Arizona?

AZ Registered Agent.org, because $199 plus the state fee, year-one statutory agent service included, then $99 a year for the agent.

More from us

Sources and dates

  1. Ariz. Rev. Stat. § 29-3201, dated August 2026
  2. Arizona formation fee: Filing fee, official source, dated October 2026
  3. Arizona registered agent statute, dated October 2026
  4. Arizona Corporation Commission, LLC forms, dated October 2026
  5. Form L025 instructions, dated October 2026
  6. A.R.S. 29-3903, registration of foreign LLC, dated October 2026
  7. A.R.S. 29-3905, activities that are not doing business, dated October 2026
  8. Arizona Corporation Commission FAQs, dated October 2026
  9. A.R.S. 29-3902, registration to do business, dated November 2026
  10. From AZ Registered Agent.org: pricing and service pages, copied November 12, 2026
  11. From Arizona Registered Agent.co: pricing and service pages, copied November 12, 2026
  12. From Mainstay Filing: Arizona service page, copied November 12, 2026