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Formation Explained

LLC rules, unpacked for first-time owners.

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Step by step · New Mexico

3 Best LLC Services in New Mexico (2026), Compared

When you need LLC formation services in New Mexico, our 2026 recommendation, best to last, is New Mexico Registered Agent.co ($199), NM Registered Agent.org ($199) and Mainstay Filing ($199). Everyone pays the same $50 state fee; what differs is the service cost, $397 to $597 over three years.
Formation Explained editorial team

The gist

Cost at the state
$50, one time
What recurs
No report to file
Registered agent
Required
Where we would start
New Mexico Registered Agent.co, NM Registered Agent.org then Mainstay Filing

Who we recommend in New Mexico

Ranked using five checks described on our method page.
1 Our first choice

1. New Mexico Registered Agent.co: best for budget-minded owners

$199 to form, then $99 a year

The reason New Mexico Registered Agent.co leads here is that year one costs $199 and each later year $99.

Of the two, it has the lower three-year cost, and that is the first thing we weigh.

Includes

  • The LLC, filed for you
  • No agent charge in year one

Points in its favor

  • A formation fee of $199
  • The agent is free for the first year
  • $99 annually after that

Where it falls short

  • The EIN add-on is $99
2 Single-state option

2. NM Registered Agent.org: best for owners comfortable doing their own reports

$199 to form, then $99 a year

Our second recommendation, NM Registered Agent.org, earns it since year one costs $199 and each later year $99.

The prices match New Mexico Registered Agent.co, so pick the one you prefer.

Includes

  • The LLC, filed for you
  • No agent charge in year one

Points in its favor

  • The agent is free for the first year
  • $99 annually after that
  • A formation fee of $199

Where it falls short

  • The EIN add-on is $99
3 Fifty-state coverage

3. Mainstay Filing: best for a simple setup

Pay $199 annually and $50 to the state

Mainstay Filing takes the third slot: $199 a year pays for the filing and the registered agent, and the EIN application is handled too.

Three years cost $200 more here than at New Mexico Registered Agent.co.

Includes

  • The formation filing
  • Registered agent for twelve months
  • Help applying for an EIN
  • State fee passed through as is

Points in its favor

  • $199 a year pays for the filing, the agent
  • EIN application is part of the package
  • Costs $199 when it renews

Where it falls short

  • New Mexico Registered Agent.co renews for $100 less each year
  • There is no recurring report in New Mexico

The picks compared

#PickFirst-year priceEach year afterThree-year totalWhat you get
1 New Mexico Registered Agent.co $199$99/yr$397The LLC, filed for you; no agent charge in year one Check New Mexico Registered Agent.coPartner link. We may earn money if you buy.
2 NM Registered Agent.org $199$99/yr$397The LLC, filed for you; no agent charge in year one Check NM Registered Agent.orgPartner link. We may earn money if you buy.
3 Mainstay Filing $199$199/yr$597the formation filing; registered agent for twelve months; Help applying for an EIN Check Mainstay FilingPartner link. We may earn money if you buy.
Company prices as of November 13, 2026, excluding state fees.

Explanations

What will forming an LLC cost me?

$50 goes to the state, and $199 more if you hire a service in year one.

State fees for years one through three: $50. nmonesource.com · verified October 2026

Which form do I file, and with whom?

A single filing forms the LLC: the Articles of Organization, sent to the New Mexico Secretary of State.

Statute: NMSA 1978, § 53-19-7. nmonesource.com · verified October 2026

Must I have a registered agent?

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 · verified October 2026

What is due in later years?

There is no report to file and no report fee.

Do I need a service at all?

No service is required. On your own, three years of state fees total $50.

A service adds $397 to $597 over three years to do the filings.

What put number one on top?

New Mexico Registered Agent.co leads on what three years cost, a criterion that carries 34% of the weight.

Five criteria set the order: what three years cost (34%), how much work the price handles (28%), prices spelled out (16%), renewal terms (12%) and reach beyond one state (10%).

New Mexico Registered Agent.co comes to $397 across three years, $200 less than Mainstay Filing.

The method in detail

Checklist for New Mexico, with sources

ItemWhat the state saysReference
Fee to file the LLC$50nmonesource.com · verified October 2026
Registered agentRequirednmonesource.com · verified October 2026
Three-year state total$50Added up from the rows above
Each amount above links to its official source. The three-year line is our own total of the filing, reports and any minimum tax.

Further questions

Will they apply for my EIN?

It is part of the Mainstay Filing price, while New Mexico Registered Agent.co bills $99 and NM Registered Agent.org bills $99.

How much is each one after three years?

New Mexico Registered Agent.co at $397, NM Registered Agent.org at $397, Mainstay Filing at $597, with state fees on top.

What are the figures based on?

State fees come from New Mexico's official sources, cited by each figure. Service prices come from each company's own pricing page.

Does the law require a service?

No law demands one. A service is a convenience.

What comes due every year?

There is no report to file and no report fee.

Which company ranks first in New Mexico?

New Mexico Registered Agent.co comes first: it charges $199 to form the LLC, with the agent included in year one, then $99 a year. After it come NM Registered Agent.org and Mainstay Filing.

Sources used on this page

  1. nmonesource.com: NMSA 1978, § 53-19-7 and (confirmed August 2026)
  2. pricing page from New Mexico Registered Agent.co, prices as of November 13, 2026
  3. pricing page from NM Registered Agent.org, prices as of November 13, 2026
  4. New Mexico service page from Mainstay Filing, prices as of November 13, 2026