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LLC UnpackedEvery filing, unpacked: the fee, the form, the catch.

Unpacked · New Mexico

3 Best LLC Services in New Mexico (2026), Opened Up

New Mexico, 2026: NM Registered Agent.org ($199), Mainstay Filing ($199) and New Mexico Registered Agent.co ($199), in that order, are the LLC formation services worth opening first. Inside the cost: $50 goes to the state, and three years of service add $397 to $597.
Unpacked by the LLC Unpacked editorial team

Four things inside

State filing fee
$50, one time
Every year after
Nothing to file
Registered agent
Required, yes
Our pick
NM Registered Agent.org, Mainstay Filing then New Mexico Registered Agent.co

Our New Mexico picks, opened up

Prices come from each company's own page. See how we open it up.
Top of the stack

1. NM Registered Agent.org: best for a business that stays in one state

$199 plus the state fee, then $99 a year

NM Registered Agent.org sits on top in New Mexico because it opens at $199 with the first agent year inside and renews at $99.

Its three-year cost is below Mainstay Filing's, and cost is the heaviest layer.

Inside the price

  • New Mexico formation filing
  • A first year of agent service

Inside, the good

  • A free agent year at the start
  • Then $99 yearly
  • Formation fee of $199

Inside, the catch

  • $99 to apply for your EIN
Holds up anywhere

2. Mainstay Filing: best for a flat yearly bill

Annual price $199, renewal price $199, state fee extra

What puts Mainstay Filing second: $199 a year contains the formation and a registered agent, with the EIN application tucked in.

NM Registered Agent.org totals $200 less across three years, enough to outrank it.

Inside the price

  • The formation filing, packed in
  • Registered agent across the full year
  • EIN application handled
  • State fees at cost

Inside, the good

  • A flat $199 a year, all inside
  • EIN handled at no extra charge
  • Renews at $199

Inside, the catch

  • A $100 yearly premium over NM Registered Agent.org
  • Nothing recurring in New Mexico to handle
New Mexico only

3. New Mexico Registered Agent.co: best for one-state companies

$199 plus the state fee, then $99 a year

New Mexico Registered Agent.co sits third because it opens at $199 with the first agent year inside and renews at $99.

It charges what NM Registered Agent.org charges.

Inside the price

  • New Mexico formation filing
  • A first year of agent service

Inside, the good

  • A free agent year at the start
  • Then $99 yearly
  • Formation fee of $199

Inside, the catch

  • $99 to apply for your EIN

Inside each price

#CompanyYear oneRenewalThree-year totalWhat is inside
1NM Registered Agent.org$199$99/yr$397New Mexico formation filing; A first year of agent serviceLook inside NM Registered Agent.orgPartner link. We may earn money if you buy.
2Mainstay Filing$199$199/yr$597the formation filing, packed in; registered agent across the full year; EIN application handledLook inside Mainstay FilingPartner link. We may earn money if you buy.
3New Mexico Registered Agent.co$199$99/yr$397New Mexico formation filing; A first year of agent serviceLook inside New Mexico Registered Agent.coPartner link. We may earn money if you buy.
Read November 13, 2026. Three years means year one plus two renewals.

Layer by layer

How much does forming an LLC cost in this state?

$50 is the state's share. Add $199 if a service files in year one.

State fees for years one through three stack up to $50. nmonesource.com holds the original, confirmed October 2026

What do I actually send the state?

The Articles of Organization is the filing, and the New Mexico Secretary of State is where it goes. Approval creates the LLC.

Statute: NMSA 1978, § 53-19-7. nmonesource.com holds the original, confirmed October 2026

Is a registered agent required?

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

A New Mexico resident, or a corporation, LLC or partnership formed in New Mexico or authorized there whose place of business is the registered office.

nmonesource.com holds the original, confirmed October 2026

What comes after the LLC is formed?

There is nothing to file on a schedule in New Mexico.

Do I have to pay a service at all?

A service is optional. State fees alone are $50 across three years.

Choose help and your three-year total rises by $397 to $597.

What put number one on top?

On total across three years (34%), NM Registered Agent.org comes out ahead.

Five layers set the order: total across three years (34%), what is inside the price (29%), price laid out in the open (14%), how the renewal behaves (12%) and how far it reaches (11%).

NM Registered Agent.org stacks up to $397 over three years, $200 under Mainstay Filing.

How we open it up

What New Mexico requires to form an LLC

RequirementAmount or ruleOfficial source
LLC filing fee$50nmonesource.com holds the original, confirmed October 2026
Registered agentRequired, yesnmonesource.com holds the original, confirmed October 2026
State fees, years one to three$50The rows above, stacked
The last row stacks the filing fee, the reports in years two and three and any minimum tax. A cost with no fixed amount, such as a newspaper notice, is explained above and kept out of the sum.

More boxes to open

Is the EIN application inside the price?

Only Mainstay Filing packs it in. Elsewhere it is $99 at NM Registered Agent.org and $99 at New Mexico Registered Agent.co.

What do the picks cost over three years?

Opened up over three years: NM Registered Agent.org at $397, Mainstay Filing at $597, New Mexico Registered Agent.co at $397, before state fees.

Are the fees official?

The state-side figures were taken from New Mexico's own publications, and the service prices from the price page each company posts. Dates for both appear on this page.

Does the law require one?

No. Owners can file with the state directly. A service saves time and can act as agent, but nothing makes you hire one.

Are there yearly state fees?

There is nothing to file on a schedule in New Mexico.

What is the best LLC service for New Mexico?

Open NM Registered Agent.org first, then compare Mainstay Filing and New Mexico Registered Agent.co.

Originals behind this page

  1. Under NMSA 1978, § 53-19-7 and sits nmonesource.com, dated August 2026, as the original document
  2. NM Registered Agent.org pricing page, read November 13, 2026
  3. Mainstay Filing New Mexico service page, read November 13, 2026
  4. New Mexico Registered Agent.co pricing page, read November 13, 2026