Colorado Audit, Tax and Consulting

Serving the Range for more than 35 years

Established in 1979, our Denver team now boasts nearly 200 audit, tax and consulting professionals making RSM one of the leading providers serving the middle market in the Front Range. We offer local, regional and national leaders in Denver, who provide extensive industry knowledge in consumer products, business and professional services, financial services, industrial products, real estate, specialty finance health care, state and local government and education, nonprofits and more.  

Commitment to the community

Our commitment to Colorado extends beyond serving the needs of our clients, and includes serving the needs of our community by devoting time, money and efforts to local charities and community organizations throughout the year.

Employment opportunities

For information about employment opportunities currently available in Colorado, please visit the Careers section of our site.

Colorado Insights

DMA’s Colorado sales and use tax information reporting saga continues

U.S. Court of Appeals for Tenth Circuit rules Colorado sales and use tax notice and reporting requirement does not violate Commerce Clause.

Colorado addresses LLC nexus and income tax considerations

Colorado department responds to taxpayer’s request in determining LLC filing responsibilities.

Colorado court excludes holding company from combined group

Colorado trial court rules that a holding company with no property or payroll of its own could not be included in its parent’s combined group.

Electronic messaging services not subject to Colorado SUT

Colorado DOR finds that a company’s sales of enterprise electronic messaging services to Colorado customers are not subject to sales and use tax.

Colorado out-of-state seller use tax

Stay up to date on the frequent changes related to Colorado’s out of state seller use tax regulations.

Colorado Office Locations


555 17th St.
Suite 1000
Denver, CO 80202

4643 S. Ulster Street
Suite 400
Denver, CO 80237

Steve Riddle, Office Managing Partner

Colorado Events

Denver NetSuite product demonstration and breakfast

Learn how RSM partners with NetSuite to deliver an on-demand, integrated, cloud-based business management system for growing and midsize businesses.

  • April 21, 2016

Microsoft Dynamics breakfast product demonstration

Join us on Thursday, March 3, 2016 for a powerful product demonstration showing how Microsoft Dynamics helps nonprofits

  • March 03, 2016

Denver Adaptive Insights financial planning and analysis briefing

Adaptive Insights offers real-time financial information to make fast and informed strategic business decisions.

  • October 12, 2016