CPA Guide
Top CPA Firms in Colorado
Find trusted, highly-rated Certified Public Accountants across Colorado. Independently reviewed and ranked by our editorial team.
See Top Firms ↓
CPA Services in Colorado
Colorado has cultivated one of the most dynamic business environments in the Mountain West, with a thriving technology sector in Denver, a booming outdoor recreation economy, and significant energy production. The state’s flat income tax rate and relatively straightforward tax code make it business-friendly, though local taxes and fees can add complexity, particularly along the Front Range urban corridor.
Colorado’s economy attracts entrepreneurs, remote workers, and established companies alike. Local CPAs are experienced with the tax implications of cannabis businesses (legal in Colorado), multi-state operations for tech and energy companies, and the unique financial planning needs of the state’s large population of outdoor industry professionals and small business owners.
Top 6 CPA Firms in Colorado
Ranked by our editorial scoring system based on verified ratings and review volume
#1
Sikora CPA
★★★★☆ (145 reviews)
📍 3716 Galley Rd, Colorado Springs, CO 80909
📞 (719) 633-8266
Certified Public AccountantBookkeepingTax Preparation
#2
Lockhart & Powell, CPAs
★★★★☆ (97 reviews)
📍 4595 Hilton Pkwy Ste 100, Colorado Springs, CO 80907
📞 (719) 578-8200
Certified Public Accountant
#3
G&I Accounting and Tax Services
★★★★★ (87 reviews)
📍 2020 Clinton St Unit A, Aurora, CO 80010
📞 (720) 443-8594
Accounting
#4
Erickson Brown & Kloster LLC
★★★★☆ (104 reviews)
📍 90 S Cascade Ave #200, Colorado Springs, CO 80903
📞 (719) 531-0445
Certified Public Accountant
#5
ATLAS CPAs & Advisors PLLC
★★★★☆ (103 reviews)
📍 9191 Sheridan Blvd Suite 300, Westminster, CO 80031
📞 (303) 426-6444
Certified Public AccountantAccountantAccountingBookkeeping
#6
GCK Accounting
★★★★☆ (93 reviews)
📍 1776 S Jackson St Ste 804, Denver, CO 80210
📞 (303) 222-1616
Certified Public Accountant
🏆 How We Selected These Firms
Our editorial team evaluates CPA firms across Colorado using a proprietary scoring model that considers:
✓ Google rating — only firms with 4.0 stars or higher are eligible
✓ Review volume — scored using a logarithmic formula to reward genuine review depth
✓ Verified address — firms must have a confirmed physical location
✓ No paid placements — rankings are editorial only, never paid
Last updated: 2025 | Data sourced from verified public business listings
Colorado CPA & Tax FAQ
Q: What is Colorado’s income tax rate?
Colorado has a flat income tax rate of 4.4% for both individuals and corporations. The state has a Taxpayer’s Bill of Rights (TABOR) that limits government revenue growth, which has led to occasional refunds to taxpayers when collections exceed the cap. Colorado’s flat rate makes it a relatively predictable tax environment.
Q: How does Colorado tax cannabis businesses?
Colorado was among the first states to legalize recreational cannabis and has developed a specialized tax framework. Cannabis businesses pay state retail marijuana sales tax (15%), state excise tax (15%), and regular state sales tax, in addition to local taxes. Because cannabis remains federally illegal, cannabis businesses also face Section 280E limitations on federal deductions.
Q: What is Colorado’s property tax situation?
Colorado’s property tax system can be complex, with assessment rates that vary for residential versus commercial property. The state has passed several measures in recent years to limit property tax growth in response to rising valuations. Local mill levies set the actual tax rate, and rates vary significantly across different taxing jurisdictions.
Q: Are there Colorado-specific deductions or credits?
Colorado offers several unique credits including a child care expenses credit, an enterprise zone investment credit, and credits for alternative fuel vehicles. Colorado generally conforms to federal treatment of most deductions, though there are notable differences around things like bonus depreciation.
Q: How should I plan for Colorado taxes if I’m a remote worker?
If you live in Colorado but work for an out-of-state employer, you generally owe Colorado income tax on all your wages. If you work in Colorado but live elsewhere, your income may be subject to tax in both your home state and Colorado, with a credit typically available to avoid double taxation.
Ready to Find Your CPA?
Browse top-rated CPA firms across Colorado — all independently reviewed, never paid placements.
Browse All Cities