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The Formation Desk

Rankings of registered agents, LLC formation and foreign registration services in all 50 states.

Registered agent picks · Massachusetts

3 Best Registered Agents in Massachusetts (2026)

The The Formation Desk call for registered agents in Massachusetts in 2026: Mainstay Filing ($149 a year), MA Registered Agent.org ($99 a year) and Massachusetts Registered Agent.co ($99 a year), in that order. Mainstay Filing takes the call: $149 for a single agent plan that works in every state, $149 on renewal.
Written by The Formation Desk editorial team
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Top pick on this page

1. Mainstay Filing: best for every state

$149 a year, and it holds on renewal

Editorial score 9.1 out of 10

The desk picks Mainstay Filing: $149 a year for an agent that goes wherever the company does, plus the first three government mailings each year scanned free.

Haven't formed yet? Mainstay's $199-a-year package handles the Massachusetts filing and the annual report.

Over three years Mainstay runs $150 more than MA Registered Agent.org, and the desk thinks the wider coverage is worth it.

In the price

  • A registered office address in any state you file in
  • Scanned service of process delivered the same business day at no cost
  • Free scans for the first three government mailings a year
  • Compliance reminders

Strengths

  • Free scans of served papers on the same business day
  • First three government mailings each year, scanned free
  • Works for LLCs, corporations, LPs, LLPs and nonprofits alike
  • $149 a year and it holds on renewal

Cons

  • $50 a year more than MA Registered Agent.org for agent service alone
  • On the agent plan you send in your own annual report
Visit Mainstay FilingPartner link. We may earn money if you buy. Mainstay Filing up close
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Best for a Massachusetts-only company

2. MA Registered Agent.org: best for the lowest price per year on this list

$99 a year, and it holds on renewal

Editorial score 8.8 out of 10

Runner-up, MA Registered Agent.org: $99 a year flat, with scans of served legal papers sent to your account.

MA Registered Agent.org takes the registered office role, using an in-state address and scanning what is served there.

In the price

  • The in-state address the state asks you to file
  • You get online scans of any papers served on the company

Strengths

  • Formation includes a free first agent year
  • A lower yearly price than Mainstay Filing
  • $99 a year and it holds on renewal

Cons

  • The Limited Liability Company Annual Report is your job
  • Massachusetts only; you need another agent elsewhere
Visit MA Registered Agent.orgPartner link. We may earn money if you buy. MA Registered Agent.org up close
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Massachusetts specialist

3. Massachusetts Registered Agent.co: best for Massachusetts companies

$99 a year, and it holds on renewal

Editorial score 8.6 out of 10

Third, Massachusetts Registered Agent.co: $99 a year flat, with scans of served legal papers sent to your account.

Your registered office is an in-state street address from Massachusetts Registered Agent.co, and legal papers served on the company are scanned for you.

The published prices and features do not separate MA Registered Agent.org from Massachusetts Registered Agent.co; take whichever you like.

In the price

  • A physical address in the state, as the registered office
  • Scanned copies of served legal papers, online

Strengths

  • Costs less a year than Mainstay Filing
  • LLC formation available, year-one agent included
  • $99 per year and no bump at renewal

Cons

  • The Limited Liability Company Annual Report is your job
  • Massachusetts only; you need another agent elsewhere
Visit Massachusetts Registered Agent.coPartner link. We may earn money if you buy. Massachusetts Registered Agent.co up close

The desk's 3 picks in brief

Pick Service Desk score Price a year Renewal Good for Visit
1 Mainstay Filing 9.1 $149 $149/yr One agent that covers every state Visit Mainstay FilingPartner link. We may earn money if you buy.
2 MA Registered Agent.org 8.8 $99 $99/yr The lowest yearly price we rank here Visit MA Registered Agent.orgPartner link. We may earn money if you buy.
3 Massachusetts Registered Agent.co 8.6 $99 $99/yr The lowest yearly price we rank here Visit Massachusetts Registered Agent.coPartner link. We may earn money if you buy.

A score out of 10 here is editorial judgment built on the criteria explained on How we rank, not an average of customer ratings.

What a Massachusetts registered agent costs in 2026: year one, renewal and the three-year bill

Service Year one Year two Year three Bill over three years Price holds on renewal
Mainstay Filing $149 $149 $149 $447 Yes
MA Registered Agent.org $99 $99 $99 $297 Yes
Massachusetts Registered Agent.co $99 $99 $99 $297 Yes

Every price here was read off the company's own pages on November 12, 2026. Massachusetts charges the same state fees whichever agent you name.

Why Mainstay Filing is the pick

Here is the weighting: 33% for spend over three years, 33% for work the price removes, 34% spread over what renewal looks like, fit with the state and plain price display. In Massachusetts, work the price removes made the call.

Mainstay's agent plan brings more to the table: served papers are scanned the same business day for nothing, one price in all fifty states and three government mailings a year scanned free. MA Registered Agent.org is cheaper, and it was close.

The full criteria and weights are on How we rank.

Massachusetts resident agent rules straight from Massachusetts Secretary of State (official)

Every LLC must name a registered agent with an in-state street address. The address has to be a street address in Massachusetts. A post office address is not sufficient. The law behind it: M.G.L. c. 156C, § 5.

Massachusetts's Limited Liability Company Annual Report: what it costs, when it is due, who gets the notice

Massachusetts LLCs send in the Limited Liability Company Annual Report every year, due on or before the anniversary date of filing of the certificate of organization. The state's fee is $500. Notices about it land with your resident agent.

Massachusetts registered agent: reader questions

Do you need a resident agent to run a Massachusetts LLC?

You do. Massachusetts wants a resident agent on file for every LLC, and the agent must have a street address in the state.

What should you expect to pay a Massachusetts registered agent?

Plan on $99 to $149 a year, and the price holds when it renews.

Could you serve as your own resident agent?

You can if the state's rules allow it. A Massachusetts resident, a Massachusetts corporation, or a corporation from another state authorized to do business in Massachusetts. State regulations (950 CMR 112.13) also allow other business entities authorized in Massachusetts.

When does the Massachusetts Limited Liability Company Annual Report have to go in?

Get it in by on or before the anniversary date of filing of the certificate of organization. The state's cut is $500.

Which registered agents did the desk rank here?

Mainstay Filing ($149 a year), MA Registered Agent.org ($99 a year) and Massachusetts Registered Agent.co ($99 a year), best pick first.

Who is our pick for registered agent in Massachusetts?

Mainstay Filing, since $149 a year, and it holds on renewal, with papers served on the company scanned the same business day for free.

Related pages

Where the numbers came from

  1. Massachusetts Secretary of the Commonwealth, last checked August 2026
  2. Massachusetts Secretary of the Commonwealth, last checked August 2026
  3. M.G.L. c. 156C, sec. 12, last checked August 2026
  4. Massachusetts formation fee: Filing fee, official source, last checked October 2026
  5. Massachusetts formation fee: Filing fee, official source, last checked October 2026
  6. Massachusetts registered agent statute, last checked October 2026
  7. Mainstay Filing: Massachusetts service page, as of November 12, 2026
  8. MA Registered Agent.org: pricing and service pages, as of November 12, 2026
  9. Massachusetts Registered Agent.co: pricing and service pages, as of November 12, 2026