3 Best LLC Services in New Hampshire (2026), and What to Know First
Ask about NH Registered Agent.org ($199), Mainstay Filing ($199) and New Hampshire Registered Agent.co ($199), in that order, when you need LLC formation services in New Hampshire in 2026. Whichever you pick, expect $100 at the state and $397 to $597 in service fees over three years.
Answered by the Ask About LLC editorial team ·
The short answers
What does the state charge?
$100, one time
What comes after?
$100 each year
Registered agent
Yes, the law says so
Who to ask
NH Registered Agent.org, Mainstay Filing then New Hampshire Registered Agent.co
Read on November 13, 2026; three years means year one plus two renewals.
What owners want to know
How much should I budget to form an LLC here?
$100 goes to the state. Hiring a service in year one adds $199.
State fees for years one through three come to $300. looked up at gc.nh.gov in October 2026 to confirm
Which form do I file, and where does it go?
The paper that starts the company is the Certificate of Formation of a New Hampshire Limited Liability Company (Form LLC-1), and it is submitted to the New Hampshire Secretary of State.
Nothing stops you. Without a service your three-year bill is the state's $300.
A service adds $397 to $597 across three years, and with Mainstay Filing the reports are inside that figure.
What put number one on top?
NH Registered Agent.org does best on what you pay over three years, which carries 33% of our score.
We weigh five questions: what you pay over three years (33%), chores the price takes care of (29%), answers on the price page (14%), what happens at renewal (13%) and room to add states (11%).
On cost, NH Registered Agent.org wins at $397, a $200 saving against Mainstay Filing.
How was the bottom line figured? Add the filing fee, the next two reports and the minimum tax if the state has one. Anything with no fixed price, a newspaper notice for instance, is described above and kept out of the sum.
Still wondering?
Who applies for the EIN?
Only Mainstay Filing covers it at no added cost. At the others, NH Registered Agent.org bills $99 and New Hampshire Registered Agent.co bills $99.
What if I file the report late?
A late report costs $50 more.
What do the picks cost over three years?
For three years you would pay $397 at NH Registered Agent.org, $597 at Mainstay Filing, $397 at New Hampshire Registered Agent.co, with state fees on top.
Are the fees official?
State fees come from New Hampshire's official documents, and service fees come from each company's own pricing page. Both carry dates on this page.
Do I have to use a service?
No. What the law asks for is a filing, and it does not say who has to send it.
What is the best LLC service for New Hampshire?
Ask NH Registered Agent.org first, then compare Mainstay Filing and New Hampshire Registered Agent.co.
Where did we look this up?
Our answer on New Hampshire Secretary of State rests on sos.nh.gov, a page we confirmed August 2026 and still point you to
Our answer on New Hampshire Secretary of State rests on sos.nh.gov, a page we confirmed August 2026 and still point you to
Our answer on New Hampshire report due date rests on gencourt.state.nh.us, a page we confirmed August 2026 and still point you to
Our answer on N.H rests on gc.nh.gov, a page we confirmed August 2026 and still point you to
Our answer on New Hampshire formation fee: Filing rests on gc.nh.gov, a page we confirmed October 2026 and still point you to
Our answer on New Hampshire registered agent statute rests on gc.nh.gov, a page we confirmed October 2026 and still point you to
NH Registered Agent.org pricing page, read November 13, 2026
Mainstay Filing New Hampshire service page, read November 13, 2026
New Hampshire Registered Agent.co pricing page, read November 13, 2026