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3 Best Registered Agents in Maine (2026), Answered

Who should you hire in Maine for registered agents in 2026: we say Mainstay Filing ($149 a year), ME Registered Agent.org ($99 a year) and Maine Registered Agent.co ($99 a year), ranked best first. Year one runs $99 to $149, and three years total $297 to $447.
By the LLC Answered editorial team

The brief reply

Short reply
Mandatory here?
Required in this state
Title in the statute
Registered agent
Service price
$99 to $149 for each year
Our ranking
Mainstay Filing, ME Registered Agent.org then Maine Registered Agent.co

Our Maine picks, best first

Prices are from each company's own pricing. See how we decide.

#1 Hire first

1. Mainstay Filing: best for owners who plan to grow

Annual price $149; renewal price $149

Hire Mainstay Filing in Maine: $149 a year, with the same price in all fifty states.

The $150 gap to ME Registered Agent.org over three years is the price of national reach.

What is bundled

  • Registered office on file with the state
  • Scans of three government mailings per year, free
  • Works for corporations, LPs, LLPs and nonprofits as well as LLCs

Pluses

  • Flat $149 yearly
  • One price across all fifty states

Downsides

  • ME Registered Agent.org is $50 a year less
  • Does not file the yearly report
#2 For Maine

2. ME Registered Agent.org: best for one-state companies

Annual price $99; renewal price $99

ME Registered Agent.org is number 2, because for $99 a year you get an agent based in the state.

What is bundled

  • In-state street address
  • Legal papers scanned online

Pluses

  • $99 a year, same at renewal
  • Wins against Mainstay Filing on yearly price

Downsides

  • No coverage outside the state
  • You will be filing the annual report yourself
#3 For Maine

3. Maine Registered Agent.co: best for staying local

Annual price $99; renewal price $99

Maine Registered Agent.co is number 3, because for $99 a year you get an agent based in the state.

It charges what ME Registered Agent.org charges; the order between them is close.

What is bundled

  • In-state street address
  • Legal papers scanned online

Pluses

  • Wins against Mainstay Filing on yearly price
  • $99 a year, same at renewal

Downsides

  • No coverage outside the state
  • You will be filing the annual report yourself

Prices side by side

#WhoFirst yearRenews atCost over 3 yearsPrice buys
1 Mainstay Filing $149$149/yr$447registered office on file with the state; scans of three government mailings per year, free; Works for corporations, LPs, LLPs and nonprofits as well as LLCs Get started with Mainstay Filing Partner link. We may earn money if you buy.
2 ME Registered Agent.org $99$99/yr$297In-state street address; legal papers scanned online Get started with ME Registered Agent.org Partner link. We may earn money if you buy.
3 Maine Registered Agent.co $99$99/yr$297In-state street address; legal papers scanned online Get started with Maine Registered Agent.co Partner link. We may earn money if you buy.

Read November 13, 2026 from company pricing; three years = year one plus two renewals.

The questions, one by one

Does this state want a registered agent?

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

The rule comes from 5 M.R.S. § 105. source legislature.maine.gov (October 2026) on file

Can I pick anyone?

A commercial registered agent listed with the Secretary of State, or a noncommercial agent: an individual or entity serving as agent in Maine, or the holder of a named position in the company.

If you fit the rule, you can fill the role for free.

What will an agent cost me each year?

Count on $99 to $149 a year, $297 to $447 over three.

Naming a different agent does not change any state fee.

What does an agent do for an LLC?

The agent signs for legal documents sent to the LLC in Maine.

Look for an agent who passes documents along promptly, so no deadline slips. What does service of process mean?

What does the state bill yearly?

Plan on the annual report ($85, annual). It falls due June 1; put the date in your calendar.

source maine.gov (August 2026) on file

Why is number one first?

Because of paperwork covered (29% of the weight): Mainstay Filing is best there.

We weigh three-year price first and paperwork covered second, then three smaller tests.

Reach settled it: fifty states against one.

See the scoring

Maine: the requirements, cited

QuestionAnswerCited at
Cost to file the LLC $175source legislature.maine.gov (October 2026) on file
Registered agent Required in this statesource legislature.maine.gov (October 2026) on file
Annual report $85 every yearsource maine.gov (August 2026) on file
Three-year state total $345Rows above, added

How the total works: filing + report in year two + report in year three + any minimum tax. Open-ended costs are mentioned in the text only.

Also asked

Do I have to pay an agent?

You can once you fit the rule. Owners often still hire a service to keep a home address off the record.

What is the address rule?

A noncommercial agent lists a physical street address in Maine, not a P.O. box. Commercial agents keep their address on file with the state.

How do the three-year totals compare?

Three-year costs are Mainstay Filing, $447; ME Registered Agent.org, $297; Maine Registered Agent.co, $297

What are your sources?

Maine publications for the state's fees, company price pages for the rest, with dates shown on this page.

Can I skip hiring one?

You can file yourself if you meet the rules on this page, and the state charges what it charges either way.

Who ranks first in Maine?

Mainstay Filing first: $149 a year is its fee in this state and every other. ME Registered Agent.org and Maine Registered Agent.co follow.

Keep going

What backs this page

  1. Maine Secretary of State, per maine.gov, August 2026
  2. Maine Secretary of State, per maine.gov, August 2026
  3. Maine report due date, per maine.gov, August 2026
  4. 31 M.R.S. sec. 1531, per legislature.maine.gov, August 2026
  5. Maine formation fee: Filing fee, per legislature.maine.gov, October 2026
  6. Maine registered agent statute, per legislature.maine.gov, October 2026
  7. Maine service page at Mainstay Filing, looked at November 13, 2026
  8. pricing page at ME Registered Agent.org, looked at November 13, 2026
  9. pricing page at Maine Registered Agent.co, looked at November 13, 2026