3 Best LLC Services in New Hampshire (2026) and What New Hampshire Really Requires
If you need LLC formation services in New Hampshire in 2026, here's the order we'd go in: Mainstay Filing ($199), New Hampshire Registered Agent.co ($199) and NH Registered Agent.org ($199). Every option pays the same $100 filing fee, then three years of service cost $397 to $597.
Straight from the LLC Straight Talk editorial team
The short of it
The short of it
What the state charges
$100, one time
After that
$100 a year
Registered agent
Yes, you have to
Who we'd use
Mainstay Filing, New Hampshire Registered Agent.co then NH Registered Agent.org
New Hampshire: our ranking
The order comes from our five tests: three-year cost first, then what the price covers.
#1Our top pick
1. Mainstay Filing: best for one price for setup and upkeep
$199 yearly
Mainstay Filing is who we'd use first in New Hampshire, because for $199 a year, formation, the registered agent and the annual report are all handled.
This one's $200 more than New Hampshire Registered Agent.co over three years, and in return more filings get handled for you.
It files your annual report, and New Hampshire's $100 gets passed along at cost.
What you get
Your formation filing, taken care of
Registered agent for twelve straight months
Annual report done for you
EIN application
State fees at cost
Pluses
One fee: $199 a year
Renews at $199
The EIN application's included
What's not
$100 a year above New Hampshire Registered Agent.co after year one
#2New Hampshire only
2. New Hampshire Registered Agent.co: best for a business that never leaves one state
$199 to form, $99 a year after
New Hampshire Registered Agent.co comes in second because three years with it total $397, thanks to a $99 renewal.
Filing the annual report isn't covered, so that job's yours.
What you get
Your LLC, filed
Agent service covered for year one
Pluses
$199 plus the state fee to form
Agent renews at $99
Year one of the agent comes with it
What's not
Doesn't file the annual report
The EIN application costs $99 extra
#3New Hampshire only
3. NH Registered Agent.org: best for single-state outfits
$199 to form, $99 a year after
NH Registered Agent.org comes in third because three years with it total $397, thanks to a $99 renewal.
Filing the annual report isn't covered, so that job's yours.
Its prices match New Hampshire Registered Agent.co exactly, so the order between them's a close call.
What you get
Your LLC, filed
Agent service covered for year one
Pluses
Year one of the agent comes with it
Agent renews at $99
$199 plus the state fee to form
What's not
Doesn't file the annual report
The EIN application costs $99 extra
The numbers
#
Company
Year one
Then
3 years
What you get
1
Mainstay Filing
$199
$199/yr
$597
your formation filing, taken care of; registered agent for twelve straight months; annual report done for you
Service fees only, from each company's prices on November 13, 2026. State fees are the same whoever you pick.
What you need to know
How much do I need to start an LLC in this state?
The state takes $100, and a service that files for you in year one adds $199.
Add the recurring report and the state's fees reach $300 over three years. gc.nh.gov, confirmed October 2026, if you don't believe us
Which form do I file, and where?
Here's what starts the company: the Certificate of Formation of a New Hampshire Limited Liability Company (Form LLC-1), sent to the New Hampshire Secretary of State.
gc.nh.gov, confirmed October 2026, if you don't believe us
Do I have to name 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, confirmed October 2026, if you don't believe us
What do I owe after that?
You'll file the annual report every year, and it's $100 each time. Here's the date the state gives: April 1. Don't miss it.
The state's late fee is $50.
sos.nh.gov, confirmed August 2026, if you don't believe us
Do I have to pay somebody?
You can. Skip the service and your three-year bill is the state's $300.
A service adds $397 to $597 over three years, and with Mainstay Filing the reports are in that price.
Why this order?
Mainstay Filing scores best on jobs the price actually covers, and that test is worth 30%.
We run five tests: money out the door in three years (35%), jobs the price actually covers (30%), no hunting for the price (14%), no surprise at renewal (11%) and where it works (10%).
New Hampshire wants the annual report every year, and filing it is only part of the first pick's deal.