Start an LLC by State

Start an LLC by State › New Hampshire

Starting an LLC in New Hampshire: step by step (2026)

To start an LLC in New Hampshire, file the Certificate of Formation of a New Hampshire Limited Liability Company (LLC-1) with the New Hampshire Secretary of State and pay the $100 state fee. New Hampshire LLCs file an Annual Report every year, due April 1, for $100. Every New Hampshire LLC must keep a registered agent with a New Hampshire street address.

  • Official sources, checked October 20, 2026
  • Prices verified October 2026

How to form an LLC in New Hampshire

  1. Pick a name with “LLC” or “Limited Liability Company” in it, and check that it’s free on the New Hampshire Secretary of State business records.
  2. Name a registered agent: a New Hampshire resident, or a business entity registered with the Secretary of State, whose office is the registered office.
  3. File the Certificate of Formation of a New Hampshire Limited Liability Company (LLC-1) with the New Hampshire Secretary of State and pay $100.
  4. Get an EIN from the IRS. It is free and comes after the LLC is formed.
  5. Sign an operating agreement among the members. It sets ownership and voting rules and stays with your records.
  6. File the yearly report. New Hampshire LLCs file an Annual Report every year, due April 1, for $100.

Mainstay Filing takes care of the agent, the filing, the EIN application and each annual report for $199 a year plus New Hampshire’s fees.

New Hampshire LLC fees and rules

State filing fee
$100
Formation document
Certificate of Formation of a New Hampshire Limited Liability Company (LLC-1)
Yearly filing
Annual Report, every year, $100
Due
April 1
Registered agent
Required. A New Hampshire resident, or a business entity registered with the Secretary of State, whose office is the registered office.
Agent 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.
Filing fee rank
17th lowest of 50 (16 states charge less, 24 charge more)
Best overall for a New Hampshire LLC

Mainstay Filing

Our rating: 4.9 out of 5

$199 / year, all-in, plus state fees

$199 a year plus New Hampshire’s $100 filing fee, which is passed through at cost.

  • LLC formation, prepared and filed
  • Registered agent, all year
  • EIN application (with an SSN or ITIN)
  • Annual report, prepared and filed every year it’s due
  • Compliance reminders

The same $199 at renewal. Already have an LLC and only need an agent? Mainstay Filing’s registered agent service alone is $149 a year.

Prices verified October 21, 2026 on Mainstay Filing’s pricing and FAQ pages.

New Hampshire compared with neighboring states

StateFiling feeYearly filing
New Hampshire$100$100 / yr
Maine$175$85 / yr
Massachusetts$500$500 / yr
Vermont$155$45 / yr

All 50 states

New Hampshire LLC questions

How much does it cost to start an LLC in New Hampshire?

$100 to the state to file. New Hampshire LLCs file an Annual Report every year, due April 1, for $100. With Mainstay Filing, the formation filing, registered agent, EIN application and annual reports are $199 a year on top of the state fees.

Does New Hampshire require an annual report for LLCs?

Yes. New Hampshire LLCs file an Annual Report every year, due April 1, for $100.

Do I need a registered agent in New Hampshire?

Yes. A New Hampshire resident, or a business entity registered with the Secretary of State, whose office is the registered office.

Can I form a New Hampshire LLC myself?

Yes. You can file the Certificate of Formation of a New Hampshire Limited Liability Company (LLC-1) directly with the New Hampshire Secretary of State and pay the $100 fee. A service such as Mainstay Filing files it for you and adds the registered agent, EIN application and annual reports for $199 a year.

Other formation services

  • Northwest Registered Agent: $39 plus the state fee, with its registered agent service included the first year, then $125 a year; annual report filing is an extra $100 plus the state fee.
  • ZenBusiness: Starter package $0 plus the state fee; Pro is $199 a year with the EIN and annual-report filing, and its registered agent is a separate $199 a year that no package includes.
  • Bizee: Basic package $0 plus the state fee (Standard $199, Premium $299), with one free year of its registered agent, which is $149 a year after that.
  • LegalZoom: Basic package $0 plus the state fee (Pro $249, Premium $299); its registered agent is $249 a year for first-time agent customers.

Prices from each company’s own pages, checked October 20, 2026. Plus the state fee in every case.

Sources