Plain and short · New Mexico
3 Best Foreign Registration Services in New Mexico (2026), Kept Simple
At a glance
- Registration fee
- $100
- Certificate from home?
- Yes (30 days old, at most)
- Next
- No report
- Our pick
- Mainstay Filing, New Mexico Registered Agent.co then NM Registered Agent.org
New Mexico: the order
Why this order? The checks are explained here.1. Mainstay Filing: best for adding more states
$199 plus the state fee, then $149 a year
Mainstay Filing comes first because year one of the registered agent is free, and registering costs $199 above the state's charge, with renewal at $149.
Choose New Mexico Registered Agent.co and save $100 across three years, if the LLC never leaves New Mexico.
From year two the registered agent renews at $149.
Includes
- The registration filing
- Registered agent, no charge the first year
- The same price anywhere
Good
- No registered agent fee in year one
- All fifty states
- $199 over the state fee
Against
- Agent renews at $149, $50 above New Mexico Registered Agent.co
2. New Mexico Registered Agent.co: best for adding only this state
$199 plus the state fee, then $99 a year
New Mexico Registered Agent.co ranks second. It charges $199 with first-year agent service included, then $99 a year.
Includes
- New Mexico registration filing
- Agent for year one
Good
- The first agent year is included
- $199 plus the state fee
- Renewal $99
Against
- Two states, two providers
3. NM Registered Agent.org: best for another local option
$199 plus the state fee, then $99 a year
NM Registered Agent.org ranks third. It charges $199 with first-year agent service included, then $99 a year.
Its prices match New Mexico Registered Agent.co exactly. The order between them is close.
Includes
- New Mexico registration filing
- Agent for year one
Good
- $199 plus the state fee
- The first agent year is included
- Renewal $99
Against
- Two states, two providers
Side by side
| # | Company | Year one | Renewal | Total | Covers | |
|---|---|---|---|---|---|---|
| 1 | Mainstay Filing | $199 | $149/yr | $497 | the registration filing; registered agent, no charge the first year; the same price anywhere | View Mainstay FilingPartner link. We may earn money if you buy. |
| 2 | New Mexico Registered Agent.co | $199 | $99/yr | $397 | New Mexico registration filing; agent for year one | View New Mexico Registered Agent.coPartner link. We may earn money if you buy. |
| 3 | NM Registered Agent.org | $199 | $99/yr | $397 | New Mexico registration filing; agent for year one | View NM Registered Agent.orgPartner link. We may earn money if you buy. |
The facts
When must an out-of-state LLC register?
Before it does business in New Mexico. Register with the New Mexico Secretary of State, Business Services Division first.
Without registration, an LLC may face back fees for the unregistered period.
tax.newmexico.gov as of October 2026, our only source here
How much to register?
$100 to the state. $199 more if someone files for you.
Over three years state fees reach $100, counting any recurring report. tax.newmexico.gov as of October 2026, our only source here
What registers the LLC?
The Foreign LLC Certificate of Registration goes to the New Mexico Secretary of State, Business Services Division. One filing registers the LLC.
Attach certificate of good standing and compliance no older than 30 days.
What is due after registering?
Nothing is filed on a schedule.
What put the first pick first?
Mainstay Filing scores best on work included, which is 27% of the score.
65% of the score is three-year cost and work included.
An out-of-state LLC works in two states. The first pick can serve both.
New Mexico: registering a foreign LLC
| Item | Rule or amount | Confirm |
|---|---|---|
| Registration fee | $100 | tax.newmexico.gov as of October 2026, our only source here |
| Home-state certificate | Yes, 30 days | tax.newmexico.gov as of October 2026, our only source here |
| State fees, three years | $100 | The rows above, added |
Questions
Does the home state need its own agent?
Yes, in most cases. A provider active in every state, such as Mainstay Filing, can cover home and this state together.
What are the three-year totals?
Across three years: Mainstay Filing at $497, New Mexico Registered Agent.co at $397, NM Registered Agent.org at $397, before state fees.
Where do the figures come from?
Official New Mexico sources for the state side. Published prices for the service side.
Must I use a service?
No law requires a service. It is a paid convenience.
Can I hire someone to register?
Yes. Every pick files it, and the state fee is the same for all.
Which ranks first in New Mexico?
Mainstay Filing ranks first. The registration price does not vary by state ($199), and the registered agent is waived for twelve months. After it, New Mexico Registered Agent.co and NM Registered Agent.org.
Sources
- Charter Simple keeps NMSA 1978, § 53-19-7 and on file from nmonesource.com, confirmed August 2026, and nothing more
- Charter Simple keeps New Mexico Secretary of State on file from sos.nm.gov, confirmed October 2026, and nothing more
- Charter Simple keeps SOS Enterprise online filing portal on file from enterprise.sos.nm.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Business Online Filing Help on file from api.realfile.rtsclients.com, confirmed October 2026, and nothing more
- Charter Simple keeps Taxation and Revenue Department, who on file from tax.newmexico.gov, confirmed October 2026, and nothing more
- Charter Simple keeps New Mexico Statutes Annotated 1978 on file from nmonesource.com, confirmed November 2026, and nothing more
- Mainstay Filing New Mexico service page, read November 13, 2026
- New Mexico Registered Agent.co pricing page, read November 13, 2026
- NM Registered Agent.org pricing page, read November 13, 2026