Colorado’s #1 sales tax coach

Simplifying Colorado Sales Tax Compliance

Expert guidance for navigating Colorado’s complex sales tax landscape, ensuring compliance and peace of mind for your business.

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Our Services

Comprehensive Sales Tax Compliance Solutions

Explore our tailored services designed for seamless sales tax management and compliance for your Colorado business.

A clock on a sticky note with 'Tax time!' emphasizes importance of tax deadlines.

White Label Sales Tax Services

Sales tax reporting and filing support for accounting, legal, and professional firms. Includes address jurisdiction validation using CDOR GIS hold-harmless lookup tool.

Ongoing Support with Tiered Pricing

Monthly retainer plans — Starter, Professional, and Advanced — offering ongoing sales tax support at the level your business needs

Project-Based Services

Focused support for specific sales tax needs, e.g., sales tax cleanup or reconciliation, other projects and consulting for both practitioners and businesses

Education & Training

Coming Soon! Join us for upcoming tutorials, workshops and deep-dive bootcamps along with tools and resources designed to increase sales tax knowledge.

Years of Experience

Satisfied workshop and course attendees

Timely and accurate Colorado sales tax filings

>$k +

Sales tax savings and recoveries

About Us

Empowering Colorado Businesses Through Tax Expertise

Founded by Teresa Schiel, CO Sales Tax Assistance is dedicated to helping businesses navigate sales tax complexities with personalized consulting and education.

Take Control of Your Sales Tax Today!

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Why Choose Us

Unmatched Sales Tax Support

Colorado Specialization

— deep expertise in one of the most complex state sales tax systems in the country, including home rule cities that file outside the state system

Complexity-Based Pricing

— tiers built around how the business actually operates (locations, platforms, exemption types), not arbitrary conditions

Educational Resources

— from quick tutorials, self-paced online courses and hands-on workshops to intensive bootcamps, plus practical tools and templates, clients build real sales tax competence at whatever pace and depth fits their team

Full-Spectrum Support

— from DIY tools and courses to full audit defense and ongoing filing, so clients can engage at whatever level fits and grow into deeper services over time.

Client Praise

What Our Clients Say

4.8

Google Ratings

★★★★★

5-Star Ratings from More Than 2,000 Happy Users

CO Sales Tax Assistance transformed our understanding of sales tax. Their guidance made compliance a breeze, saving us time and money.

Emma JohnsonCompany Name

The team’s expertise was invaluable. Thanks to CO Sales Tax Assistance, we navigate our sales tax obligations with confidence.

Michael SmithCompany Name

Ready to Stop Guessing?

Let’s Simplify Your Sales Tax Compliance Journey Together!

Reach out today to discover how CO Sales Tax Assistance can support your business in achieving sales tax adherence effortlessly.

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