Form Your Colorado C Corporation
Build the investor-ready structure venture capital requires — issue stock, raise priced rounds, and incorporate in the Centennial State for just $50 with instant online approval
Filed in Colorado
The Centennial State · CO
- State filing fee$50
- Processing timeImmediate (online only, real-time approval)
- Our formation feeFree (you pay $100 if you choose a paid plan)
- Annual report$25 periodic report; no franchise tax — due Anniversary "Periodic Report Month" each year
- State tax rate4.4% flat corporate income tax
Form your Colorado C-Corp — pay only the state filing fee, nothing more.
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Everything to launch your Colorado C-Corp
Free formation means you pay only the $50 state filing fee. All core services are included at no extra charge.
Articles of Incorporation filing
We prepare and submit your Articles of Incorporation to the Colorado Secretary of State.
Registered agent
Required in Colorado — we act as your agent for the first year.
EIN from the IRS
Your federal Tax ID — required to open a US business bank account and file taxes.
Corporate bylaws
Professionally drafted corporate bylaws — defines ownership, voting, and profit splits.
Benefits of forming an C-Corp in Colorado
Colorado pairs a low $50 incorporation fee and a $25 annual report with a fast-growing Denver-Boulder venture ecosystem, making it a practical home for C Corporations built to raise outside capital. The C Corp's stock structure, board governance, and perpetual existence are exactly what institutional investors and priced rounds require, while the state's flat 4.4% corporate income tax and lack of a franchise tax keep ongoing costs predictable.
Low $50 state filing fee to incorporate, with real-time online approval
Only a $25 annual periodic report and no Colorado franchise tax for ongoing compliance
The structure venture capitalists and institutional investors require to write a check
Issue stock and equity to founders, employees, and investors against a clean cap table
Perpetual existence — the corporation survives changes in ownership and management
Thriving Denver-Boulder tech and startup ecosystem with a growing VC presence
QSBS / Section 1202 benefits may apply to qualifying C Corp stock for eligible shareholders
Standard Delaware-style governance (board of directors + bylaws) familiar to every investor
Key features of a Colorado C-Corp
- Low $50 filing fee with immediate real-time online approval
- Only $25 per year for the periodic report and no franchise tax
- Investor-standard structure: stock, board of directors, and bylaws
- Perpetual existence independent of founders or shareholders
- Flat 4.4% Colorado corporate income tax (on top of the 21% federal rate)
Major industries in Colorado
Form your Colorado C-Corp in 6 steps
We handle every step while you stay in the loop. Processing takes Immediate (online only, real-time approval).
- 01
Choose Your Corporation Name
Your name must include a corporate identifier such as 'Corporation,' 'Incorporated,' 'Company,' 'Limited,' or an abbreviation like 'Corp.' or 'Inc.' Search the Colorado Secretary of State's database to confirm the name is available before filing.
- 02
Appoint a Registered Agent
Colorado requires every corporation to maintain a registered agent with a physical street address in the state who is available during business hours to receive legal and state notices.
- 03
File Articles of Incorporation
Submit your Articles of Incorporation online through the Colorado Secretary of State. The filing fee is $50 and online filings are approved immediately in real time. Your filing states the number of shares the corporation is authorized to issue.
- 04
Appoint Directors and Adopt Bylaws
Name your initial board of directors, adopt corporate bylaws, and hold an organizational meeting. Bylaws govern how the company is run and are expected by investors and banks, even though Colorado does not file them with the state.
- 05
Issue Stock and File 83(b) Elections
Issue founder shares against a cap table and document them in a stock ledger. If founders receive restricted stock subject to vesting, each should file an 83(b) election with the IRS within 30 days of receiving the stock.
- 06
Obtain an EIN and File the Periodic Report
Apply for a free EIN from the IRS for taxes, banking, and payroll. Then file your $25 periodic report each year in your assigned Periodic Report Month to keep the corporation in good standing.
Colorado C-Corp costs at a glance
Kicker formation is free — you pay only the required state fees. No hidden charges.
Colorado C-Corp requirements checklist
Everything you need to form and maintain a Colorado C-Corp in 2026.
- File Articles of Incorporation with the Colorado Secretary of State ($50)
- Appoint a registered agent with a physical Colorado street address
- Authorize and issue shares of stock and maintain a cap table / stock ledger
- Appoint a board of directors and adopt corporate bylaws
- Obtain an EIN from the IRS for federal tax, banking, and payroll
- File the annual $25 periodic report in your assigned Periodic Report Month
- Obtain any required state and local business licenses and permits
Filing information
- Formation document
- Articles of Incorporation
- Filing agency
- Colorado Secretary of State
- Registered agent
- Required
- Corporate bylaws
- Recommended
- EIN
- Required
- Name reservation fee
- $25 (120 days)
Free formation — pay only the state fee
Kicker formation is free. You pay the $50 Colorado state filing fee and nothing more for the Starter plan. Optional plans add registered agent, EIN, corporate bylaws, and compliance.
Starter
- Articles of Incorporation filing
- Name availability check
- Digital document delivery
- Formation status tracking
Booster
- Everything in Starter
- Registered agent (required in Colorado)
- EIN / Federal Tax ID
- Expedited processing (1–2 days)
- Corporate bylaws
- Priority support
- Kicker Voice — 3-day free trial
- Kicker Pay — free for 15 days
Founder
- Everything in Booster
- Business mailing address
- Bookkeeping — 3 months free
- Dedicated account manager
- Rush processing
- Kicker Voice — 6-day free trial
- Kicker Pay — free for 30 days
Kicker
- Everything in Founder
- ITIN filing & preparation
- Same-day priority processing
- 2nd year annual filing $0
- Kicker Voice 12-day + Kicker Pay 60 days free
Compare all plans on our pricing page.
Colorado C-Corp questions, answered
Common questions about forming an C-Corp in Colorado. Can't find an answer? Talk to our team.
How much does it cost to incorporate a C Corporation in Colorado?
The Colorado Secretary of State charges a $50 filing fee for the Articles of Incorporation, and the annual periodic report is just $25. Colorado does not impose a franchise tax, so ongoing costs stay low.
How quickly can I form a Colorado C Corporation?
Colorado processes incorporations online in real time, so your Articles of Incorporation are approved immediately. Filing is online-only through the Secretary of State, and there is no separate processing wait or paid expedite tier.
How is a C Corporation taxed in Colorado and federally?
A C Corporation pays the flat 21% federal corporate income tax plus Colorado's flat 4.4% state corporate income tax on its profits. Because the corporation is taxed on its earnings and shareholders are then taxed again on dividends, C Corps are subject to 'double taxation' — a trade-off many founders accept in exchange for fundability.
Why choose a C Corporation instead of an LLC?
A C Corporation is the structure venture capitalists and institutional investors require. It lets you issue stock and equity against a cap table, grant employee stock options, raise priced rounds or accept SAFEs, install a board of directors, and operate with perpetual existence — all things outside investors expect before funding a company.
What is an 83(b) election and when do I file it?
If a founder or employee receives restricted stock subject to vesting, an 83(b) election tells the IRS to tax the shares at grant rather than as they vest, which can sharply reduce future tax. You must file the 83(b) election with the IRS within 30 days of receiving the restricted stock — the deadline is strict and cannot be extended.
Could my Colorado C Corp stock qualify for QSBS benefits?
Qualified Small Business Stock (QSBS) benefits under Section 1202 may apply to stock in an eligible C Corporation, which is one reason many startups incorporate as C Corps. QSBS rules changed in 2025, so eligibility, holding periods, and any exclusion depend on current law and your specific facts — confirm the details with a qualified tax advisor.
Does my Colorado C Corporation need to file a BOI report with FinCEN?
Under FinCEN's March 2025 interim final rule, U.S. domestic entities and U.S. persons are exempt from Beneficial Ownership Information (BOI) reporting, so a Colorado-formed C Corporation owned by U.S. persons generally does not file. Only entities formed outside the U.S. and registered to do business in a U.S. state remain subject to the BOI filing requirement.
What ongoing filings does a Colorado C Corporation have?
Each year you file a periodic report with the Colorado Secretary of State for $25 in your assigned Periodic Report Month (the anniversary month of incorporation). Filing on time keeps the corporation in good standing; missing the window moves the entity to Noncompliant and, after 90 more days, Delinquent.
Colorado government filing resources
Filing fees for common C-Corp services
Official Colorado state charges for the filings you may need after formation — our service fee is separate, and we confirm the current amount before filing.
Online only ($25.00).
FREE online.
$5.00 routine per document.
This is Colorado's sales tax license (equivalent to a seller's/reseller's permit).
Learn more$10.00 online filing fee — flat rate, identical for LLCs, corporations, and nonprofits.
Learn more$100.00 online filing fee — flat rate, identical for LLCs, corporations, and nonprofits.
Learn moreEverything you need to run your Colorado C-Corp
Formation is the first step — stay compliant and operational with these services.
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Ready to form your Colorado C-Corp?
Formation is free — you pay only the $50 Colorado state filing fee. Personal-asset protection, pass-through taxation, and a complete document package, filed in Immediate (online only, real-time approval).
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