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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 · New Hampshire · foreign registration

3 Best Foreign Registration Services in New Hampshire (2026)

Researched and written by the Launchwise Review editorial team
For a 2026 launch in New Hampshire, Launchwise Review grades foreign registration services this way: Mainstay Filing ($199), New Hampshire Registered Agent.co ($199) and NH Registered Agent.org ($199). Mainstay Filing earns the top grade here: the New Hampshire registration costs $199, the first registered agent year is free, and later years are $149.
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Our top pick

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

Pay $199 plus the state fee, then $149 a year for the agent

Our mark 9.2 out of 10

Top grade, Mainstay Filing: $199 beyond the state's fee in whichever state you enter, with year-one registered agent service free.

Your first year as agent is free; each year after that is $149, wherever you register.

It runs $100 above New Hampshire Registered Agent.co across three years; the extra paperwork it handles is worth that to us.

In the price

  • The registration filing, done for you
  • The first registered agent year at no charge
  • Free scan of served papers the same business day they arrive

Pros

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

Less good

  • The agent costs $149 a year after year one, $50 above New Hampshire Registered Agent.co
Visit Mainstay FilingPartner link. We may earn money if you buy.
Read the Mainstay Filing launch review
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Best for a New Hampshire-only company

2. New Hampshire Registered Agent.co: best for companies adding only New Hampshire

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

Our mark 8.9 out of 10

Next up is New Hampshire Registered Agent.co: it registers the company in New Hampshire for $199, first agent year included, then $99 a year.

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

In the price

  • Filing with the state
  • One year of registered agent service to begin with

Pros

  • Registers the company for $199, state fee extra
  • Your first registered agent year comes at no cost
  • Then $99 a year to keep the agent

Less good

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

3. NH Registered Agent.org: best for New Hampshire registrations only

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

Our mark 8.8 out of 10

Rounding out the list is NH Registered Agent.org: it registers the company in New Hampshire for $199, first agent year included, then $99 a year.

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

New Hampshire Registered Agent.co and NH Registered Agent.org post the same price and the same features, so you can choose either.

In the price

  • Filing with the state
  • One year of registered agent service to begin with

Pros

  • Keeps your agent for $99 yearly
  • Your first registered agent year comes at no cost
  • $199 to register, plus the state fee

Less good

  • New Hampshire only; the home state needs its own agent
  • EIN application costs extra ($99)
Visit NH Registered Agent.orgPartner link. We may earn money if you buy.
Read the NH Registered Agent.org launch review

The 3 grades at a glance

Place Company Launch grade Service price Second year Best fit Go
1 Mainstay Filing 9.2 $199 $149/yr Founders opening a second state Visit Mainstay FilingPartner link. We may earn money if you buy.
2 New Hampshire Registered Agent.co 8.9 $199 $99/yr The lowest agent renewal on this page Visit New Hampshire Registered Agent.coPartner link. We may earn money if you buy.
3 NH Registered Agent.org 8.8 $199 $99/yr The lowest agent renewal on this page Visit NH Registered Agent.orgPartner link. We may earn money if you buy.
Scores out of 10 are Launchwise Review's own editorial grades, set from the criteria on How we rank. Customers do not rate anything here.

New Hampshire 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
Mainstay Filing $199 $149 $149 $497 Free
New Hampshire Registered Agent.co $199 $99 $99 $397 Included
NH Registered Agent.org $199 $99 $99 $397 Included
Prices were copied from each company's own pages on November 12, 2026. Add New Hampshire's $100 registration fee to any row; it is not in the totals.

How we graded this list

Two criteria weigh 26% each in these grades: cost to launch and stay and launch paperwork handled. Renewal behavior, state match and price transparency share 48%, and New Hampshire turned on launch paperwork handled.

Adding a second state means dealing with two states, and one provider at one price in both earned the stronger coverage grade, ahead of New Hampshire Registered Agent.co.

Every criterion and weight is listed on How we rank.

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

Your registration goes to the New Hampshire Secretary of State, Corporation Division, on the Application for Registration as a Foreign Limited Liability Company (Form FLLC-1). Budget $100 for the state.

Calendar item for later: the annual report at $100, due April 1.

Before you file, get these together

  • Your company's exact legal name and the date it was formed at home.
  • A registered agent with a street address in the state; every company graded on this page can serve.
  • The $100 state fee, ready to pay with the filing.
  • A calendar reminder for the annual report and its $100 fee.

What skipping New Hampshire registration can cost you

Contracts it signs remain valid (RSA 304-C:180, II(a)). Back fees for the unregistered months are due as well.

Quick answers about New Hampshire foreign registration services

When does an LLC from elsewhere have to register in New Hampshire?

Once it does business there.

What should I budget to bring an existing LLC into New Hampshire?

The state fee is $100; add a service fee of $199.

Which form brings a foreign LLC into New Hampshire?

Ask the New Hampshire Secretary of State, Corporation Division for the Application for Registration as a Foreign Limited Liability Company (Form FLLC-1).

Does the foreign LLC still need a registered agent?

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

Which foreign registration services are graded on this page?

Mainstay Filing ($199), New Hampshire Registered Agent.co ($199) and NH Registered Agent.org ($199), top grade first.

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

Mainstay Filing, because $199 on top of the state fee, a free first year as registered agent and the same price in any state.

Keep reading

Sources and dates

  1. New Hampshire Secretary of State, Corporations Division, dated August 2026
  2. New Hampshire Secretary of State, Corporations Division, dated August 2026
  3. New Hampshire report due date, dated August 2026
  4. N.H. RSA 304-C:31, dated August 2026
  5. New Hampshire formation fee: Filing fee, official source, dated October 2026
  6. New Hampshire registered agent statute, dated October 2026
  7. Form FLLC-1, dated October 2026
  8. RSA 304-C:174, activities that do not count, dated October 2026
  9. RSA 304-C:175, registration, dated October 2026
  10. RSA 304-C:180, effect of not registering, dated November 2026
  11. From Mainstay Filing: New Hampshire service page, copied November 12, 2026
  12. From New Hampshire Registered Agent.co: pricing and service pages, copied November 12, 2026
  13. From NH Registered Agent.org: pricing and service pages, copied November 12, 2026