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Learn the basics · New Hampshire

3 Best LLC Services in New Hampshire (2026) and Why

New Hampshire owners should look at Mainstay Filing ($199), NH Registered Agent.org ($199) and New Hampshire Registered Agent.co ($199) for 2026, ranked from first to last. New Hampshire charges $100 for the filing itself. Service fees across three years come to $397 to $597.
Formation Explained editorial team

In brief

What the state charges to file
$100, at filing only
After formation
$100 yearly
Registered agent
Yes, by law
Who we recommend
Mainstay Filing, NH Registered Agent.org then New Hampshire Registered Agent.co

Services we would pick in New Hampshire

The order comes from our method: three-year cost first, then how much work the price covers.
1 Number one

1. Mainstay Filing: best for a single price for the whole upkeep

$199 per year

Mainstay Filing comes out on top: it files the annual report for you, which none of the others do, for $199 a year.

NH Registered Agent.org costs $200 less across three years but leaves you more filing.

annual report filing is part of the service; the only addition is the state's $100.

Includes

  • Formation, filed by Mainstay
  • Registered agent for twelve months
  • Annual report taken care of for you
  • EIN application
  • State fees without a markup

Points in its favor

  • $199 a year, all included
  • The price holds at $199
  • Applies for the EIN for you

Where it falls short

  • Renews $100 higher than NH Registered Agent.org
2 For New Hampshire only

2. NH Registered Agent.org: best for keeping three-year cost down

$199 plus the state fee, followed by $99 a year

NH Registered Agent.org takes the second slot: three years add up to $397 with the $99 renewal.

Plan to file the annual report yourself.

Includes

  • The LLC, filed for you
  • Agent service during year one

Points in its favor

  • The agent is free for the first year
  • $199 to get started
  • $99 a year afterward

Where it falls short

  • Filing the annual report stays with you
  • The EIN add-on is $99
3 For New Hampshire only

3. New Hampshire Registered Agent.co: best for a second local choice

$199 plus the state fee, followed by $99 a year

New Hampshire Registered Agent.co takes the third slot: three years add up to $397 with the $99 renewal.

Plan to file the annual report yourself.

Its published prices are identical to NH Registered Agent.org, so choosing between them is a close call.

Includes

  • The LLC, filed for you
  • Agent service during year one

Points in its favor

  • $99 a year afterward
  • The agent is free for the first year
  • $199 to get started

Where it falls short

  • Filing the annual report stays with you
  • The EIN add-on is $99

How they stack up

#PickFirst-year priceYear two onTotal, 3 yearsIncluded in the price
1 Mainstay Filing $199$199/yr$597Formation, filed by Mainstay; registered agent for twelve months; annual report taken care of for you Open Mainstay FilingPartner link. We may earn money if you buy.
2 NH Registered Agent.org $199$99/yr$397The LLC, filed for you; agent service during year one Open NH Registered Agent.orgPartner link. We may earn money if you buy.
3 New Hampshire Registered Agent.co $199$99/yr$397The LLC, filed for you; agent service during year one Open New Hampshire Registered Agent.coPartner link. We may earn money if you buy.
Figures come from company pricing on November 13, 2026; three years means year one plus two renewals.

Explanations

What will forming an LLC cost me?

$100 goes to the state, and $199 more if you hire a service in year one.

Across three years the state's fees add up to $300, filing fee included. gc.nh.gov · verified October 2026

Which form do I file, and with whom?

To get started, file the Certificate of Formation of a New Hampshire Limited Liability Company (Form LLC-1) with the New Hampshire Secretary of State, as the state instructs.

gc.nh.gov · verified October 2026

Does the LLC need a registered agent?

Every LLC must name a registered agent with an in-state street address.

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

gc.nh.gov · verified October 2026

What do I owe after the LLC is formed?

Plan on $100 every year for the annual report. The state sets the deadline as April 1; put it in your calendar.

A late filing adds $50.

sos.nh.gov · verified August 2026

Can I skip the service?

You can. Without a service, you pay the state alone: $300 across three years.

The $397 to $597 a service charges across three years buys the paperwork and the agent role.

What put number one on top?

It is how much work the price handles, weighted at 28%, that puts Mainstay Filing first.

Our weighting leans on what three years cost first and how much work the price handles second, then three smaller factors.

In New Hampshire the annual report falls due every year, and only the first pick files it for you.

See the full method

What New Hampshire requires

ItemFee or ruleOfficial source
LLC formation fee$100gc.nh.gov · verified October 2026
Registered agentYes, by lawgc.nh.gov · verified October 2026
Annual report$100 every yearsos.nh.gov · verified August 2026
Paid to the state in three years$300Added up from the rows above
To reach the three-year line we add the filing, two years of reports and any minimum tax. Publication and similar variable costs are excluded.

Other things people ask

Is the EIN covered?

With Mainstay Filing it is free. NH Registered Agent.org: $99 extra. New Hampshire Registered Agent.co: $99 extra.

What happens if the report is late?

The late fee is $50.

How do the picks compare over three years?

Over three years: Mainstay Filing ($597), NH Registered Agent.org ($397), New Hampshire Registered Agent.co ($397), not counting state fees.

What are the figures based on?

New Hampshire's official documents supply the state fees, and the companies' price pages supply the service fees.

Could I skip the service?

No. The state takes filings from owners directly; a service just saves time and covers the agent role.

Who would you hire first in New Hampshire?

Mainstay Filing comes first: you pay $199 a year and get the formation, the registered agent and the annual report taken care of. After it come NH Registered Agent.org and New Hampshire Registered Agent.co.

Official sources and price pages

  1. New Hampshire Secretary of State via sos.nh.gov, as of August 2026
  2. New Hampshire Secretary of State via sos.nh.gov, as of August 2026
  3. New Hampshire report due date via gencourt.state.nh.us, as of August 2026
  4. N.H via gc.nh.gov, as of August 2026
  5. New Hampshire formation fee: Filing via gc.nh.gov, as of October 2026
  6. New Hampshire registered agent statute via gc.nh.gov, as of October 2026
  7. Mainstay Filing, New Hampshire service page, accessed November 13, 2026
  8. NH Registered Agent.org, pricing page, accessed November 13, 2026
  9. New Hampshire Registered Agent.co, pricing page, accessed November 13, 2026