Accountant for Colorado small businesses
Online bookkeeping, payroll support, sales tax tracking and tax-ready books for businesses in Denver, Colorado Springs, Aurora, Fort Collins and Boulder — and every other part of Colorado.
Colorado's 2.9% state sales tax looks simple until you sell into home-rule cities that file separately. We map every jurisdiction you touch.
What makes accounting in Colorado different
- Dozens of home-rule cities, including Denver and Boulder, administer their own sales tax with their own rules and returns.
- Colorado's state sales rate is the lowest of any state that has one, but local rates make combined rates high.
Rates shown are state-level 2026 rates published by the Tax Foundation; local taxes are extra. Always confirm current rates and deadlines with the Colorado Department of Revenue.
Accounting services for Colorado businesses
Monthly bookkeeping for Colorado businesses
Every transaction categorized and every account reconciled, with a P&L and balance sheet by the 15th — for companies in Denver, Colorado Springs, Aurora and everywhere else in Colorado.
Open →CO3.2Colorado sales tax tracking
Colorado's state rate is 2.9%, plus any local rates. We configure collection by location and reconcile what you collect to what you remit to the Colorado Department of Revenue.
Open →CO3.3Colorado payroll support
State withholding (flat 4.4%), unemployment insurance and any local or paid-leave requirements set up through Gusto, ADP or QuickBooks Payroll.
Open →CO3.4Tax-ready books for Colorado filings
Dozens of home-rule cities, including Denver and Boulder, administer their own sales tax with their own rules and returns. We prepare the books and schedules your tax professional needs for it.
Open →Colorado industries we know well
Technology & startups
A common client profile for us in Colorado. We tailor the chart of accounts, reports and tax tracking to how technology & startups businesses actually work.
Open →Hospitality
A common client profile for us in Colorado. We tailor the chart of accounts, reports and tax tracking to how hospitality businesses actually work.
Cannabis-adjacent services
A common client profile for us in Colorado. We tailor the chart of accounts, reports and tax tracking to how cannabis-adjacent services businesses actually work.
Colorado accounting FAQ
No. Bookkeeping, payroll support and financial reporting are done in cloud software, so we serve Colorado businesses — from Denver to Boulder — entirely online, with video calls scheduled in Mountain time. What you need is someone who knows Colorado's rules, which is what this page is about.
Yes. For 2026, Colorado's individual income tax is: flat 4.4%. Owners of LLCs and S corporations generally pay it on their share of business profit, so accurate books directly affect the tax bill.
The state-level rate is 2.9%. Local rates can add more depending on where the sale happens or is delivered, so your systems need to charge the combined rate for each location. Confirm current rates with the Colorado Department of Revenue.
We are an accounting and bookkeeping firm, not a CPA firm, so we do not sign or file returns. We prepare the books, schedules and Colorado-specific details your CPA or Enrolled Agent needs, and coordinate with them directly. If you need a preparer, we can introduce you to one.
- 1Free call in Mountain timeTell us about your business, your software and which states you operate in.
- 2Hours estimate at $15/hourA written scope and an hours estimate at $15 per hour within one business day.
- 3Books current in weeksCatch-up first if you are behind, then monthly books closed by the 15th.
Get a free quote from a Colorado accountant
Reply from Jay within one business day with a written scope and an estimate of hours at $15 per hour. No obligation.
Neighboring states we also serve
Accountant in Wyoming · Accountant in Nebraska · Accountant in Kansas · Accountant in Oklahoma · Accountant in New Mexico · Accountant in Utah
Cities in Colorado
Ready for books you can trust in Colorado?
Twenty minutes, no obligation. You will leave the call knowing what your books need and what it costs.