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Business Basics LabLLC paperwork, measured state by state.

Experiment 3 · New Hampshire

Foreign LLC Registration, New Hampshire (2026): 4 Procedures and the 3 Best Services

Result for 2026: registering an LLC formed elsewhere in New Hampshire is best served by New Hampshire Registered Agent.co ($199), NH Registered Agent.org ($199) and Mainstay Filing ($199), ranked in that order. First establish whether registration applies; 4 procedures and a $100 fee follow.

Recorded by the Business Basics Lab staff ·

Sheet summary

State fee
$100Specimen: sos.nh.gov, logged October 2026
Annual filing
$100Annual report
State cost, years 1 to 3
$300State charges only
Sheet procedures
4Listed below

Aims of this sheet

  • Whether New Hampshire registration applies to the LLC
  • The official form and fee
  • The recurring filing
  • Who we would engage to file

Best reading

Who we would engage in New Hampshire

Measured on the method page: three-year cost (36%), procedures performed (28%), renewal, fit with New Hampshire's protocol and price legibility.
Strongest result

1. New Hampshire Registered Agent.co: best for adding New Hampshire alone

$199 plus state fee, then $99/yr

New Hampshire Registered Agent.co gives the best reading in New Hampshire: the New Hampshire registration reads $199 with a year of agent service, renewing at $99.

Cost decides it: across three years it totals less than Mainstay Filing.

What the price performs

  • The filing is performed for you
  • Agent service for one year

Measured strengths

  • $199 above the state fee
  • A low $99 renewal
  • A free first agent year

Measured limits

  • A single-state service
Visit New Hampshire Registered Agent.coPartner link. We may earn money if you buy.
In-state service

2. NH Registered Agent.org: best for a low agent renewal

$199 plus state fee, then $99/yr

Reading 2 belongs to NH Registered Agent.org, because the New Hampshire registration reads $199 with a year of agent service, renewing at $99.

It publishes the same prices as New Hampshire Registered Agent.co.

What the price performs

  • The filing is performed for you
  • Agent service for one year

Measured strengths

  • A low $99 renewal
  • A free first agent year
  • $199 above the state fee

Measured limits

  • A single-state service
Visit NH Registered Agent.orgPartner link. We may earn money if you buy.
Every state

3. Mainstay Filing: best for companies adding a state

$199 plus state fee, then $149/yr

Reading 3 belongs to Mainstay Filing, because registration measures $199 plus state fees, with year one of the registered agent at no cost.

The three-year total is $100 above New Hampshire Registered Agent.co's, and cost carries 36% of the reading.

Beyond year one, agent service measures $149 yearly.

What the price performs

  • Registration filing
  • No fee for the registered agent in year one
  • Any state, one price

Measured strengths

  • One price anywhere
  • Registered agent free in year one
  • A service fee of $199

Measured limits

  • $50 extra a year for the agent
Visit Mainstay FilingPartner link. We may earn money if you buy.

The New Hampshire results compared

#ServiceFirst yearFrom year twoThree-year total
1New Hampshire Registered Agent.co$199$99/yr$397Visit New Hampshire Registered Agent.coPartner link. We may earn money if you buy.
2NH Registered Agent.org$199$99/yr$397Visit NH Registered Agent.orgPartner link. We may earn money if you buy.
3Mainstay Filing$199$149/yr$497Visit Mainstay FilingPartner link. We may earn money if you buy.
Posted prices, observed November 13, 2026. Every row needs the $100 state fee added.

Registering with New Hampshire, procedure by procedure

  1. Procedure 1: Determine whether registration applies

    Business transacted here through an LLC formed in another state calls for foreign registration. Operating unregistered produces: Signed contracts keep their force (RSA 304-C:180, II(a)). Fees for the unregistered period are also due.

    Specimen: Specimen: gc.nh.gov, logged October 2026

  2. Procedure 2: Select the New Hampshire registered agent

    Every LLC must name a registered agent with an in-state street address. The address has to be a physical street address in New Hampshire; filings that list an out-of-state address are not processed. P.O. boxes are not accepted.

    TipAny of the ranked services fills the role.

    Specimen: Specimen: gc.nh.gov, logged October 2026

  3. Procedure 3: Assemble and file the Application for Registration as a Foreign Limited Liability Company

    Delivering that filing completes the registration, and the state bills $100 for it.

    Specimen: Specimen: sos.nh.gov, logged October 2026

  4. Procedure 4: Plan for the recurring filing

    After registration, a foreign LLC files the annual report ($100), April 1.

Costs, procedure by procedure

Cost itemPayeeAmount
The registration procedureTo the state$100
Annual reportTo the state$100
Service fees (optional)Service$199 in the first year
State fees for three yearsTo the state$300
Every state amount here can be verified against the specimens below. The three-year row combines formation, two later reports and a minimum tax where one exists, and it never includes service prices.

Why this order

The deciding criterion was measured cost over three years, worth 36% of the reading.

New Hampshire Registered Agent.co totals $397 over three years, a difference of $100 from Mainstay Filing.

Common questions

Which fees does New Hampshire collect on foreign registration?

$100 in state fees. Service fees: $199.

Which form do I file to register?

Locate the Application for Registration as a Foreign Limited Liability Company (Form FLLC-1); it is delivered to the New Hampshire Secretary of State, Corporation Division.

What if the LLC does business there without registering?

Signed contracts keep their force (RSA 304-C:180, II(a)). Fees for the unregistered period are also due.

What is due after registering?

Registration stays active through the annual report; the fee is $100.

Which services are in this lesson?

The ranked services are New Hampshire Registered Agent.co, NH Registered Agent.org and Mainstay Filing, best first.

Which service should handle the registration?

New Hampshire Registered Agent.co reads highest, NH Registered Agent.org and Mainstay Filing follow; New Hampshire Registered Agent.co leads on measured cost over three years.

More sheets

Specimens and records

  1. New Hampshire Secretary of State, Corporations Division readings were recorded from sos.nh.gov; the last repeat observation was in August 2026.
  2. New Hampshire Secretary of State, Corporations Division readings were recorded from sos.nh.gov; the last repeat observation was in August 2026.
  3. New Hampshire report due date readings were recorded from gencourt.state.nh.us; the last repeat observation was in August 2026.
  4. N.H readings were recorded from gc.nh.gov; the last repeat observation was in August 2026.
  5. New Hampshire formation fee: Filing fee, official source readings were recorded from gc.nh.gov; the last repeat observation was in October 2026.
  6. New Hampshire registered agent statute readings were recorded from gc.nh.gov; the last repeat observation was in October 2026.
  7. Form FLLC-1 readings were recorded from sos.nh.gov; the last repeat observation was in October 2026.
  8. RSA 304-C:174, activities that do not count readings were recorded from gc.nh.gov; the last repeat observation was in October 2026.
  9. RSA 304-C:175, registration readings were recorded from gc.nh.gov; the last repeat observation was in October 2026.
  10. RSA 304-C:180, effect of not registering readings were recorded from gc.nh.gov; the last repeat observation was in November 2026.
  11. Observation of New Hampshire Registered Agent.co's pricing page, November 13, 2026
  12. Observation of NH Registered Agent.org's pricing page, November 13, 2026
  13. Observation of Mainstay Filing's New Hampshire service page, November 13, 2026