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Kept simple · New Hampshire

3 Best Foreign Registration Services in New Hampshire (2026): Simply Ranked

New Hampshire Registered Agent.co ($199), NH Registered Agent.org ($199) and Mainstay Filing ($199): our 2026 order for foreign registration services in New Hampshire. The state charges $100 to register. Services cost $397 to $497 over three years.
Charter Simple editors

At a glance

State fee to register
$100
Home certificate?
No
After registering
$100, annual report
Ranked first
New Hampshire Registered Agent.co, NH Registered Agent.org then Mainstay Filing

New Hampshire: the order

Prices come from each company's own page. Method.
1 First

1. New Hampshire Registered Agent.co: best for adding only this state

Register for $199. Agent renewal $99

New Hampshire Registered Agent.co ranks first in New Hampshire. Registration costs $199 over the state fee, agent covered in year one, then $99 a year.

It costs less than Mainstay Filing over three years. Cost carries the most weight.

Includes

  • Registration, filed
  • Agent for year one

Good

  • $99 a year from year two
  • $199 to register
  • The first agent year is included

Against

  • New Hampshire only. The home state needs another agent
2 New Hampshire only

2. NH Registered Agent.org: best for one more state only

Register for $199. Agent renewal $99

Second place: NH Registered Agent.org, since registration costs $199 over the state fee, agent covered in year one, then $99 a year.

It charges what New Hampshire Registered Agent.co charges.

Includes

  • Registration, filed
  • Agent for year one

Good

  • The first agent year is included
  • $99 a year from year two
  • $199 to register

Against

  • New Hampshire only. The home state needs another agent
3 All fifty states

3. Mainstay Filing: best for registering in many states

Register for $199. Agent renewal $149

Mainstay Filing takes third place because the registration price does not vary by state ($199), and the registered agent is waived for twelve months.

It ranks lower because three years cost $100 more than New Hampshire Registered Agent.co, and cost has the largest weight.

No registered agent fee in year one, then $149 a year.

Includes

  • Registration, filed
  • Registered agent, free in year one
  • One fee for all fifty states

Good

  • Agent free the first year
  • Service fee $199
  • The same fee in every state

Against

  • Renewal is $50 over New Hampshire Registered Agent.co

Side by side

#CompanyStartRenewalThree yearsIncludes
1 New Hampshire Registered Agent.co $199$99/yr$397Registration, filed; agent for year one Go to New Hampshire Registered Agent.coPartner link. We may earn money if you buy.
2 NH Registered Agent.org $199$99/yr$397Registration, filed; agent for year one Go to NH Registered Agent.orgPartner link. We may earn money if you buy.
3 Mainstay Filing $199$149/yr$497Registration, filed; registered agent, free in year one; one fee for all fifty states Go to Mainstay FilingPartner link. We may earn money if you buy.
Service fees only, read November 13, 2026. State fees are identical for every pick.

The facts

Must my LLC register here?

An LLC formed elsewhere registers with the New Hampshire Secretary of State, Corporation Division, then begins business in New Hampshire.

Without registration, an LLC may face fees owed for the gap before registering.

from gc.nh.gov, October 2026, kept short

What does registration cost?

The state charges $100. A service adds $199.

Three years of state fees, registration included: $300. from sos.nh.gov, October 2026, kept short

What registers the LLC?

The Application for Registration as a Foreign Limited Liability Company (Form FLLC-1) goes to the New Hampshire Secretary of State, Corporation Division. One filing registers the LLC.

Nothing from your home state needs to be attached.

Is there a filing that repeats?

Next comes the annual report, at $100.

Date set by the state: April 1.

Why this order?

New Hampshire Registered Agent.co wins on three-year cost. That check carries 38%.

65% of the score is three-year cost and work included.

Take New Hampshire Registered Agent.co and the three-year bill is $397, $100 less than with Mainstay Filing.

The five checks

New Hampshire: registering a foreign LLC

RequirementDetailConfirm
Registration fee$100from sos.nh.gov, October 2026, kept short
Home-state certificateNofrom gc.nh.gov, October 2026, kept short
Annual report$100from gc.nh.gov, October 2026, kept short
Three-year state total$300The rows above, added
To check the total, add the filing fee, the next two reports and any minimum tax. Costs without a set amount are not counted.

Questions

Do I still need an agent at home?

Yes. Two states, two sets of rules. Mainstay Filing works in both. One-state services do not.

What do the picks cost over three years?

New Hampshire Registered Agent.co is $397, while NH Registered Agent.org is $397, while Mainstay Filing is $497, before state fees.

Are the fees official?

State fees come from New Hampshire's official documents. Service prices come from each company's price page. Both are dated here.

Must I use a service?

No law requires a service. It is a paid convenience.

Can I hire someone to register?

Yes. Every pick files it, and the state fee is the same for all.

What is the best foreign registration service in New Hampshire?

New Hampshire Registered Agent.co, because $199 files the registration, and the agent renews at $99. Then NH Registered Agent.org and Mainstay Filing.

Sources

  1. Charter Simple keeps New Hampshire Secretary of State on file from sos.nh.gov, confirmed August 2026, and nothing more
  2. Charter Simple keeps New Hampshire Secretary of State on file from sos.nh.gov, confirmed August 2026, and nothing more
  3. Charter Simple keeps New Hampshire report due date on file from gencourt.state.nh.us, confirmed August 2026, and nothing more
  4. Charter Simple keeps N.H on file from gc.nh.gov, confirmed August 2026, and nothing more
  5. Charter Simple keeps New Hampshire formation fee: Filing on file from gc.nh.gov, confirmed October 2026, and nothing more
  6. Charter Simple keeps New Hampshire registered agent statute on file from gc.nh.gov, confirmed October 2026, and nothing more
  7. Charter Simple keeps Form FLLC-1 on file from sos.nh.gov, confirmed October 2026, and nothing more
  8. Charter Simple keeps RSA 304-C:174, activities that do on file from gc.nh.gov, confirmed October 2026, and nothing more
  9. Charter Simple keeps RSA 304-C:175, registration on file from gc.nh.gov, confirmed October 2026, and nothing more
  10. Charter Simple keeps RSA 304-C:180, effect of not on file from gc.nh.gov, confirmed November 2026, and nothing more
  11. New Hampshire Registered Agent.co pricing page, read November 13, 2026
  12. NH Registered Agent.org pricing page, read November 13, 2026
  13. Mainstay Filing New Hampshire service page, read November 13, 2026