Colorado home-rule sales tax and flat income tax

Fractional CFO & CPA Services in Colorado

Colorado’s flat income tax is simple, but its sales tax is not: dozens of home-rule cities like Denver and Boulder run their own sales tax systems. NexusWorks helps Colorado businesses keep books, sales tax and tax planning in order through remote CPA-led service.

Remote CPA support across Colorado

Colorado filings tracked for you

No long-term contracts

On-Time Delivery

99.7 %

Acceptance Rate

95 %

Completed Projects

200 +

Client Engagements

100 +

What We Do for Colorado Business Owners

Aerospace suppliers, tech startups and outdoor brands across the Front Range need accounting that scales as they hire. We provide monthly bookkeeping, home-rule sales tax tracking, and federal and Colorado tax planning under the flat state rate.

Bookkeeping & Accounting

Best For:

Colorado businesses that want accurate books every month

Fractional CFO Services

Best For:

Technology businesses planning their next stage

Tax Planning & Strategy

Best For:

Colorado owners who want to plan taxes before year-end

Tax Compliance & Filing

Best For:

Owners who want Colorado deadlines tracked for them

Tax Planning for Colorado Businesses

Colorado tax planning includes the flat state income tax, the elective pass-through entity tax and home-rule sales tax obligations that differ by city. We review your structure and plan estimated payments so cash flow stays predictable.

Home-Rule City Sales Tax

Denver, Boulder, Aurora and other home-rule cities collect their own sales tax. We map your nexus and file with each jurisdiction that applies.

Flat Income Tax Planning

Colorado taxes individual income at a single flat rate. We focus planning on federal savings, owner pay and entity structure.

Startup and Growth Reporting

Investors expect clean monthly financials. We set up reporting that supports fundraising and board meetings.

Trusted CPA & Fractional CFO Services in Colorado

Colorado businesses in Denver, Boulder, Colorado Springs and Fort Collins span tech, outdoor recreation, energy, healthcare and real estate. The state’s home-rule cities can administer their own sales tax, which makes compliance more complex than in most states. NexusWorks helps Colorado companies keep clean books, file correctly and plan ahead.

Looking for specialized help? See our real estate CPA and fractional CFO services in Colorado.

CPA advising a business owner on financial reports
Industries We Serve

Colorado Industries We Support

We work with Colorado technology and SaaS companies, outdoor and consumer brands, energy services firms, healthcare practices and real estate investors in Denver, Boulder, Colorado Springs and Fort Collins.

Professional Firms

Law, consulting and agency firms in Denver and Colorado Springs get partner-ready reports and owner tax planning.

Real Estate Businesses

Colorado rental owners and developers get clean records by property and help with cost segregation decisions.

Multi-State Businesses

Businesses based in Colorado with customers or staff elsewhere get state-by-state compliance tracking.

eCommerce & Digital Businesses

Digital businesses in Denver get revenue recognition and sales tax tracking across states.

Healthcare

Medical, dental and therapy practices in Denver and Aurora get payer reconciliation and payroll support.

High-Income Business Owners

Colorado's flat income tax keeps state planning simple, so we focus on federal savings, retirement plans and timing for high earners.

Why Colorado Owners Work With Us

We understand Colorado's home-rule sales tax system, one of the most complex in the U.S.

CPA-led oversight on every engagement, so work is reviewed before it reaches you.

Remote service across Colorado, with video meetings and secure document sharing.

Integrated accounting, tax and advisory under one roof.

Clear pricing and no long-term contracts.

Request An Instant Consultation

Or Call Us Today At +1 310-810-1790

What Business Owners
Say About Nexus

Trusted by 200+ happy
customers & counting

Areas we cover

Colorado Business Coverage

We serve clients across Colorado, from Denver, Aurora and Boulder to Colorado Springs and Fort Collins, using video meetings and secure online tools.

Major Business Cities

Parks
High Schools
Key Landmarks
Colleges / Uni
Charities
Key Roads

Simplify Colorado Sales Tax and Growth

Book a strategy call to review home-rule sales tax, bookkeeping and planning for your Colorado company.

Why Businesses Work With

NexusWorks

Senior CPA review on every file
One team for books, taxes and CFO work
SOC 2 Type II secure systems
No long-term contracts
Video meetings for Colorado clients

Frequently Asked Questions

NexusWorks accounting team answering client questions

Yes. NexusWorks provides comprehensive financial support for Colorado businesses, including bookkeeping, tax planning, tax compliance, financial advisory, and Fractional CFO services. These services can be tailored to growing businesses and provide greater visibility into cash flow, profitability, and financial performance.

Yes. NexusWorks provides Fractional CFO services for businesses that need support with financial forecasting, budgeting, cash flow management, strategic planning, and business growth without hiring a full time CFO. Colorado businesses can also benefit from financial advisory and optimization when making important financial decisions.

Many Colorado home-rule cities set their own sales tax rules and collect the tax themselves, separate from the Colorado Department of Revenue. Businesses may need to register and file with several jurisdictions. We track sales by location and coordinate your filings so nothing is missed.

Yes. Colorado taxes individual and corporate income at a flat rate, and it offers an elective pass-through entity tax that may help owners of partnerships and S corporations. Our tax planning reviews whether the election benefits you.

Yes. We help startups set up their accounting systems, track burn rate and runway, prepare investor-ready financials and plan for growth with Fractional CFO support.

Colorado has a flat state income tax and a 2.9% state sales tax. LLCs here generally face an annual periodic report. Also note that home-rule cities administer their own sales taxes. We map which of these apply to your business and add each one to your compliance calendar.

Colorado lets home-rule cities administer their own sales tax with their own rules and returns. A business selling in several cities may file with the state and multiple cities. We set up tracking so each return is correct.

Yes. Our office is in Torrance, California, and we work with Colorado clients through video meetings, secure portals and cloud accounting software. Your books, taxes and reports are handled by the same CPA-led team.