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A practical guide · Wyoming

3 Best Foreign Registration Services in Wyoming (2026): Where to Start

Your 2026 shortlist for foreign registration services in Wyoming reads Mainstay Filing ($199), WY Reg Agent.com ($199) and Wyoming Registered Agent.ai ($199), in our order. Plan on $150 for the state and $397 to $497 in service fees across three years.
Written by the Simple Filing Guide editorial team

Quick guide

What you pay the state
$150
Paper from your home state?
Yes (60 days maximum age)
After you register
$60, annual report and license tax
Our ranking
Mainstay Filing, WY Reg Agent.com then Wyoming Registered Agent.ai

Wyoming picks, best first

The scoring is laid out on this page.

#1 Top pick

1. Mainstay Filing: best for LLCs adding more states

$199 plus the state fee, then $149 a year

Rank Mainstay Filing first, as registering costs $199, with no registered agent charge until year two.

Compare the price before you commit: WY Reg Agent.com is $100 lower over three years, but it works in Wyoming only.

Every state charges the same $149 a year for the registered agent after year one.

Checklist: what is included
  • Out-of-state registration handled
  • Registered agent, no charge in the first year
  • No change in price by state
What works
  • Identical fee in every state
  • Year-one agent service included
  • Service fee of $199
Gaps
  • Agent renewal of $149 is $50 above WY Reg Agent.com
Open Mainstay Filing Partner link. We may earn money if you buy.
#2 Wyoming specialist

2. WY Reg Agent.com: best for a lean registration

$199 plus the state fee, then $99 a year

WY Reg Agent.com follows since registering costs $199 over the state fee, agent covered in year one, then $99 a year.

Checklist: what is included
  • Foreign filing submitted
  • A year of agent service to start
What works
  • A free agent year at the start
  • Then $99 annually
  • Only $199 to register
Gaps
  • You need another company for your home state
Open WY Reg Agent.com Partner link. We may earn money if you buy.
#3 Wyoming specialist

3. Wyoming Registered Agent.ai: best for a one-state add-on

$199 plus the state fee, then $99 a year

Wyoming Registered Agent.ai follows since registering costs $199 over the state fee, agent covered in year one, then $99 a year.

Its prices match WY Reg Agent.com exactly, so compare service before you choose.

Checklist: what is included
  • Foreign filing submitted
  • A year of agent service to start
What works
  • A free agent year at the start
  • Only $199 to register
  • Then $99 annually
Gaps
  • You need another company for your home state
Open Wyoming Registered Agent.ai Partner link. We may earn money if you buy.

Compare the picks

#ProviderYear-one costRenewal costThree-year costWhat is covered
1 Mainstay Filing $199$149/yr$497Out-of-state registration handled; registered agent, no charge in the first year; no change in price by state Open Mainstay Filing Partner link. We may earn money if you buy.
2 WY Reg Agent.com $199$99/yr$397foreign filing submitted; A year of agent service to start Open WY Reg Agent.com Partner link. We may earn money if you buy.
3 Wyoming Registered Agent.ai $199$99/yr$397foreign filing submitted; A year of agent service to start Open Wyoming Registered Agent.ai Partner link. We may earn money if you buy.

Prices as of November 13, 2026; the state's own fees are listed in the checklist below.

Step by step

When must an out-of-state LLC register here?

Before an LLC formed elsewhere starts business in Wyoming, it registers.

verify at wyoleg.gov, as of October 2026

How much should I budget to register?

Budget $150 for the state and $199 for help.

Three-year state fees: $270. verify at sos.wyo.gov, as of October 2026

Where does the registration go?

You need one form, the Foreign Limited Liability Company Application for Certificate of Authority (FLLC-CertificateAuthority), and the Wyoming Secretary of State, Business Division is where it goes.

The filing needs original certificate of existence / good standing issued in the past 60 days.

What do I do after the LLC registers?

Annual report and license tax, at a cost of $60.

The schedule says first day of your anniversary month.

What put the first pick on top?

Mainstay Filing is strongest on filing jobs included, and that decides it.

Start with total for three years, then filing jobs included, then three smaller checks.

One company for two states: that is what ranks it first.

See the scoring

Wyoming checklist, with sources

StepWhat to knowOfficial source
Fee charged by the state $150verify at sos.wyo.gov, as of October 2026
Certificate from your home state Yes, 60 daysverify at wyoleg.gov, as of October 2026
Annual report and license tax $60verify at wyoleg.gov, as of October 2026
State fees across three years $270The rows above, totaled

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.

More questions

What about the state where I formed the LLC?

Most likely yes. One national provider is able to manage your home state and this one together.

What is the three-year cost of each?

Three-year costs: Mainstay Filing, $497; WY Reg Agent.com, $397; Wyoming Registered Agent.ai, $397, and state fees are separate.

What sources do you use?

Official Wyoming sources back the state side and company pricing backs the service side, all dated.

Do I need to hire a service?

Hiring is optional. The law requires a filing, not a filer.

Will a service file the registration for me?

Each company on this page files it for you; the state charges the same regardless.

What is the best foreign registration service for Wyoming?

Mainstay Filing is on top because it charges $199 plus state fees and waives the registered agent the first year; WY Reg Agent.com and Wyoming Registered Agent.ai follow.

Verify these facts

  1. wyobiz.wyo.gov (Wyoming Secretary of State, Business), verified August 2026
  2. wyobiz.wyo.gov (Wyoming Secretary of State, Business), verified August 2026
  3. wyoleg.gov (Wyoming report due date), verified August 2026
  4. sos.wyo.gov (W.S. § 17-29-201), verified August 2026
  5. sos.wyo.gov (Wyoming formation fee: Filing fee), verified October 2026
  6. wyobiz.wyo.gov (Wyoming formation fee: Filing fee), verified October 2026
  7. wyoleg.gov (Wyoming registered agent statute), verified October 2026
  8. sos.wyo.gov (Wyoming Secretary of State, foreign), verified October 2026
  9. sos.wyo.gov (Wyoming Secretary of State, business), verified October 2026
  10. sos.wyo.gov (Certificate of Withdrawal, foreign LLC), verified October 2026
  11. wyoleg.gov (Wyoming Statutes, Title 17), verified October 2026
  12. Wyoming service page from Mainstay Filing, checked November 13, 2026
  13. pricing page from WY Reg Agent.com, checked November 13, 2026
  14. pricing page from Wyoming Registered Agent.ai, checked November 13, 2026