LLC Formation Compared › Colorado
LLC formation services compared in Colorado (2026)
The Colorado filing fee is $50. With a registered agent, Mainstay Filing (our best overall pick) comes to $249 in year 1; the other four services range from $50 to $299.
- Official sources, checked October 20, 2026
- Prices verified October 2026
Year-1 cost of each service in Colorado
| Service | First-year price (with agent) | Year-1 total |
|---|---|---|
| Bizee | $0 Basic package, agent free the first year | $50 |
| Northwest Registered Agent | $39 package, agent included the first year | $89 |
| ZenBusiness | $0 Starter package plus $99 agent | $149 |
| Mainstay Filing | Included | $249 |
| LegalZoom | $0 Basic package plus $249 agent | $299 |
Colorado filing details
- State filing fee
- $50
- Formation document
- Articles of Organization
- Filed with
- Colorado Secretary of State
- Yearly state report
- Periodic Report, every year: $25
- Registered agent
- Required. A person 18 or older whose home or usual place of business is in Colorado (since July 1, 2025 the person has to hold a Colorado driver's license or ID or otherwise verify residency), or a business entity in good standing with a usual place of business in Colorado. The agent has to consent.
Mainstay Filing
$199 + $50 state fee = $249 in year 1
- LLC formation, prepared and filed
- Registered agent, all year
- EIN application (with an SSN or ITIN)
- Annual report filed every year it is due where the state requires one
- Compliance reminders and stored documents
Price from the Mainstay Filing pricing and FAQ pages, checked October 21, 2026. State fees are passed through at cost and shown before you pay.
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Colorado questions
How much does it cost to form an LLC in Colorado with a service?
In year 1, from $50 (Bizee) to $299 (LegalZoom), with a registered agent and Colorado’s $50 filing fee included. Mainstay Filing is $249.
What does Colorado charge to file an LLC?
$50, paid to the Colorado Secretary of State for the Articles of Organization. Every service on this page adds that fee on top of its own price.
Do I need a registered agent for a Colorado LLC?
Yes. A person 18 or older whose home or usual place of business is in Colorado (since July 1, 2025 the person has to hold a Colorado driver's license or ID or otherwise verify residency), or a business entity in good standing with a usual place of business in Colorado. The agent has to consent.
Is the cheapest first year the cheapest LLC?
Not always. Bizee is lowest in year 1, but the agent price changes after the first year for Bizee, Northwest Registered Agent and ZenBusiness, while Mainstay Filing stays at $199.
Sources
- Colo. Rev. Stat. § 7-80-203 (Formation); contents per § 7-80-204 (multira state research spine): www.sos.state.co.us/pubs/info_center/fees/business.html, checked August 12, 2026
- Colorado formation fee: Filing fee, official source read 2026-10-01: www.coloradosos.gov/pubs/info_center/fees/business.html, checked October 1, 2026
- Colorado Secretary of State (multira state research spine): www.sos.state.co.us/pubs/business/FAQs/reports.html, checked August 12, 2026
- Colorado Secretary of State (multira state research spine): www.sos.state.co.us/pubs/business/helpFiles/REPORT_HELP.html, checked August 12, 2026
- Colorado yearly filing: Periodic report, official source read 2026-10-01: www.coloradosos.gov/pubs/business/FAQs/reports.html, checked October 1, 2026
- Colorado report due date (multira state research spine, due dates verified 714/714): colorado.public.law/statutes/crs_7-90-501, checked August 12, 2026
- Colorado registered agent statute (C.R.S. § 7-90-701): www.sos.state.co.us/pubs/business/FAQs/regAgent.html, checked October 20, 2026
Provider prices: each company’s own pages, checked October 2026 (see sources and method).