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Biz Formation Report

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

Provider review · Colorado

Colorado Registered Agent.co Review (2026)

By the Biz Formation Report editorial team

$99 a year is what Colorado Registered Agent.co charges for Colorado 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 Colorado LLC formed through it costs $199 plus the state fee, with the first year of agent service included. Foreign registration in Colorado runs $199 plus the state fee. Our reading: a fit for a Colorado-only company that wants a fixed agent price and will file its own periodic report.

Our finding

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

Score8.7out of 10
Annual price $99; renewal price $99

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

What you get

  • A registered office with a physical address in the state
  • Scans of served papers are posted to your account

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

What $99 a year includes

Under the $99-a-year plan, Colorado Registered Agent.co becomes the company's Colorado 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.

Colorado Registered Agent.co for a Colorado LLC formation

For $199, Colorado Registered Agent.co prepares and submits the formation document, and Colorado'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.

Colorado Registered Agent.co leaves the periodic report to the owner. Colorado expects it every year, due last day of the entity's anniversary month at $25.

Colorado Registered Agent.co and foreign registration in Colorado

Colorado Registered Agent.co registers an outside company in Colorado for $199 plus the state's $100 fee. Year one of registered agent service is part of the package.

Colorado Registered Agent.co compared with Mainstay Filing

Mainstay Filing's agent plan totals $447 over three years, against $297 at Colorado 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 periodic report; Colorado Registered Agent.co totals $397 over three years for formation and the agent, with no report filing. CO Registered Agent.org is the other Colorado agent in this report; it charges the same $99 a year, and the two grade close together.

Colorado Registered Agent.co: common questions

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

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

Does Colorado Registered Agent.co prepare my annual report?

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

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

Yes, for a company that will remain in Colorado and wants a stable agent price. Its average score across our Colorado pages is 8.7.

What is included with Colorado Registered Agent.co?

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

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

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

See also

Source notes

  1. Colorado Secretary of State (verified August 2026)
  2. Colorado Secretary of State (verified August 2026)
  3. Colorado yearly filing: Periodic report, official source (verified October 2026)
  4. Colorado report due date (verified August 2026)
  5. Colo. Rev. Stat. § 7-80-203 (verified August 2026)
  6. Colorado formation fee: Filing fee, official source (verified October 2026)
  7. Colorado Secretary of State, foreign entity FAQ (verified October 2026)
  8. Sample Statement of Foreign Entity Authority (verified October 2026)
  9. Colorado Revised Statutes 2024, Title 7 (verified October 2026)
  10. Registered agent requirements effective July 1, 2025 (verified October 2026)
  11. Pulled November 12, 2026: Colorado Registered Agent.co, home, pricing and service pages
  12. Pulled November 12, 2026: Mainstay Filing, Colorado service pages