Skip to content
Plain CharterLLC questions, short answers.

No legalese · Maine

3 Best LLC Services in Maine (2026), Plainly Answered

For LLC formation services in Maine, our 2026 order is Mainstay Filing ($199), Maine Registered Agent.co ($199) and ME Registered Agent.org ($199). Every option pays the same $175 filing fee; service fees for three years run $397 to $597.

By the Plain Charter editorial team ·

The short answer

Fee to form
$175, at filing
What recurs
$85 yearly
Registered agent
Required by law
Best picks
Mainstay Filing, Maine Registered Agent.co then ME Registered Agent.org

Who we'd hire in Maine

The order follows our five criteria, led by cost and coverage.
1Best overall

1. Mainstay Filing: best for a predictable yearly bill

$199 yearly, renewing at $199

We put Mainstay Filing at the top because it forms the LLC, serves as its registered agent and files the annual report for $199 a year, and the price stays $199 at renewal.

Yes, Maine Registered Agent.co saves $200 across three years. We still put the fuller service first.

The annual report is part of the service; Maine still charges $85, billed at cost.

The price covers

  • Your LLC filed with the state
  • Registered agent all year
  • Annual report filed for you
  • EIN application
  • Official fee, no markup

Upsides

  • $199 a year covers filing and agent and report
  • EIN step covered
  • $199 at renewal

What to weigh

  • Renews $100 above Maine Registered Agent.co
Visit Mainstay FilingPartner link. We may earn money if you buy.
2One-state plan

2. Maine Registered Agent.co: best for a lean start

$199 to start, $99 yearly

Maine Registered Agent.co ranks second, because three years come to $397 with its $99 renewal.

You will file the annual report on your own.

The price covers

  • The Maine formation filing
  • Agent included, year one

Upsides

  • Agent free for year one
  • $199 plus the state fee
  • Then $99 yearly

What to weigh

  • Annual report: your job
  • EIN application costs $99 extra
Visit Maine Registered Agent.coPartner link. We may earn money if you buy.
3One-state plan

3. ME Registered Agent.org: best for owners who file their own reports

$199 to start, $99 yearly

ME Registered Agent.org ranks third, because three years come to $397 with its $99 renewal.

You will file the annual report on your own.

It charges the same as Maine Registered Agent.co; the order between them is a close call.

The price covers

  • The Maine formation filing
  • Agent included, year one

Upsides

  • Then $99 yearly
  • $199 plus the state fee
  • Agent free for year one

What to weigh

  • Annual report: your job
  • EIN application costs $99 extra
Visit ME Registered Agent.orgPartner link. We may earn money if you buy.

Prices together

#PickTo startYear two onOver three yearsIncludes
1Mainstay Filing$199$199/yr$597Your LLC filed with the state; registered agent all year; annual report filed for youVisit Mainstay FilingPartner link. We may earn money if you buy.
2Maine Registered Agent.co$199$99/yr$397The Maine formation filing; agent included, year oneVisit Maine Registered Agent.coPartner link. We may earn money if you buy.
3ME Registered Agent.org$199$99/yr$397The Maine formation filing; agent included, year oneVisit ME Registered Agent.orgPartner link. We may earn money if you buy.
Each company's published prices, November 12, 2026. State fees come on top and do not change by pick.

The plain answers

What does it cost to form an LLC here?

Budget $175 for the state and $199 for a service.

Three years of state fees, from filing onward, come to $345. legislature.maine.gov (October 2026)

Where does the paperwork go?

What you file: the Certificate of Formation (Form MLLC-6). Where: the Maine Secretary of State.

Standard processing: 10 to 15 business days (home page). legislature.maine.gov (October 2026)

Does the law require a registered agent?

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

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.

legislature.maine.gov (October 2026)

Are there yearly fees?

One recurring filing: the annual report ($85, yearly). It falls due June 1.

The late fee is $50.

maine.gov (August 2026)

Can I handle it on my own?

It is allowed. Do-it-yourself cost for three years: $345 in state fees.

The trade-off is $397 to $597 over three years against doing every form yourself.

Why these three?

Mainstay Filing leads on what the price takes off your plate, which weighs 30% in our order.

The two biggest criteria are three-year cost and what the price takes off your plate, at 35% and 30%.

Maine Registered Agent.co is the lower bill, but the annual report stays your job there.

The criteria in full

Maine requirements checklist

RuleAnswerOfficial source
Fee to form$175legislature.maine.gov (October 2026)
Registered agentRequired by lawlegislature.maine.gov (October 2026)
Annual report$85 every yearmaine.gov (August 2026)
Three-year state total$345Total of these fees
Every amount links to its official source. The three-year line is our own sum of filing, reports and any minimum tax.

Other quick questions

What is the processing time?

10 to 15 business days (home page).

Does the price cover the EIN?

It is free with Mainstay Filing. Maine Registered Agent.co: $99 extra. ME Registered Agent.org: $99 extra.

Does a late report cost extra?

A $50 late fee.

What is the three-year cost of each?

Mainstay Filing $597, Maine Registered Agent.co $397 and ME Registered Agent.org $397, plus state fees.

Where do you get the fees?

State fees from Maine's official sources, cited next to each figure; service prices from each company's own pricing.

Who comes first in Maine?

First Mainstay Filing, then Maine Registered Agent.co and ME Registered Agent.org.

Where these answers come from

  1. maine.gov (Maine Secretary of State, August 2026)
  2. maine.gov (Maine Secretary of State, August 2026)
  3. maine.gov (Maine report due date, August 2026)
  4. legislature.maine.gov (31 M.R.S. sec. 1531, August 2026)
  5. legislature.maine.gov (Maine formation fee: Filing fee, October 2026)
  6. legislature.maine.gov (Maine registered agent statute, October 2026)
  7. maine.gov (Processing time, official source, October 2026)
  8. Mainstay Filing Maine service page (prices on November 12, 2026)
  9. Maine Registered Agent.co pricing page (prices on November 12, 2026)
  10. ME Registered Agent.org pricing page (prices on November 12, 2026)