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Biz Formation Report

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

Provider review · Connecticut

Connecticut Registered Agent.co Review (2026)

By the Biz Formation Report editorial team

$99 a year is what Connecticut Registered Agent.co charges for Connecticut registered agent service, and the same $99 at renewal. The plan covers an in-state street address for the registered office and online scans of legal papers served on the company. a Connecticut LLC formed through it costs $199 plus the state fee, with the first year of agent service included. Foreign registration in Connecticut runs $199 plus the state fee. Our reading: a fit for a Connecticut-only company that wants a fixed agent price and will file its own annual report.

Our finding

Connecticut Registered Agent.co: a fit for a Connecticut-only companies

Score9.1out of 10
$99 a year, the same at renewal

A straightforward Connecticut agent with a flat price and a fixed renewal.

What you get

  • A physical in-state address listed for the company
  • Online scans of legal papers served on the company

Good

  • $99 a year, unchanged at renewal
  • A lower yearly agent price than Mainstay Filing
  • Offers LLC formation and foreign registration too
  • Year-one agent service is included with LLC formation

Weak spots

  • Submitting the annual report is left to you
  • $99 extra for the EIN application
  • Connecticut only; other states need a different agent
Visit Connecticut Registered Agent.coPartner link. We may earn money if you buy.

What $99 a year includes

Under the $99-a-year plan, Connecticut Registered Agent.co becomes the company's Connecticut registered agent. The company gets an in-state street address for its registered office, and legal papers served there are scanned and uploaded to your account. The renewal price is unchanged at $99.

Connecticut Registered Agent.co for a Connecticut LLC formation

For $199, Connecticut Registered Agent.co prepares and submits the formation document, and Connecticut's own filing fee is extra. Year one of registered agent service is included, then the agent costs $99 a year. An EIN application adds $99, although the IRS issues EINs free of charge.

Connecticut Registered Agent.co leaves the annual report to the owner. Connecticut expects it every year, due on or before March 31 at $80.

Connecticut Registered Agent.co and foreign registration in Connecticut

Connecticut Registered Agent.co registers an outside company in Connecticut for $199 plus the state's $120 fee. Year one of registered agent service is part of the package. The company supplies certificate of existence (certificate of good standing) from the state of formation, issued within 90 days.

Connecticut Registered Agent.co compared with Mainstay Filing

Mainstay Filing's agent plan totals $447 over three years, against $297 at Connecticut Registered Agent.co, a difference of $150. Mainstay Filing offers one agent plan that works in all fifty states and scans the first three government mailings a year free. Mainstay Filing charges $199 a year for formation and files the annual report; Connecticut Registered Agent.co totals $397 over three years for formation and the agent, with no report filing. CT Registered Agent.org is the other Connecticut agent in this report; it charges the same $99 a year, and the two grade close together.

Connecticut Registered Agent.co: common questions

How much does Connecticut Registered Agent.co cost per year?

$99 a year for registered agent service, with no change at renewal. LLC formation costs $199 plus the Connecticut filing fee.

Does Connecticut Registered Agent.co prepare my annual report?

No. The Connecticut annual report is not covered by its published prices, so you submit it.

Is Connecticut Registered Agent.co a reasonable registered agent for a Connecticut LLC?

Yes, for a company that will remain in Connecticut and wants a stable agent price. Its average score across our Connecticut pages is 9.1.

What is included with Connecticut Registered Agent.co?

Connecticut registered office address, with online scans of papers served on the company.

Does Connecticut Registered Agent.co handle foreign registration in Connecticut?

Yes, at $199 plus Connecticut's fee, and it includes a year of agent service.

Related pages

Source notes

  1. Connecticut registered agent statute (verified October 2026)
  2. Connecticut Secretary of the State, Business Services Division (verified August 2026)
  3. Connecticut Secretary of the State, Business Services Division (verified August 2026)
  4. Connecticut yearly filing: Annual report: fee, official source (verified October 2026)
  5. Connecticut formation fee: Filing fee, official source (verified October 2026)
  6. Connecticut formation fee: Filing fee, official source (verified October 2026)
  7. Foreign LLC forms and fees, Business.CT.gov (verified October 2026)
  8. Foreign Registration Statement form (verified October 2026)
  9. Foreign investigations penalties (verified October 2026)
  10. Who can be an agent (verified October 2026)
  11. Foreign annual report forms and fees (verified October 2026)
  12. Pulled November 12, 2026: Connecticut Registered Agent.co, home, pricing and service pages
  13. Pulled November 12, 2026: Mainstay Filing, Connecticut service pages