© 2021 RSM US LLP. All rights reserved.
Colorado Audit, Tax and Consulting
Serving the Front Range for 40 years
Established in 1979, and in our 40th year serving clients in Colorado and across the Mountain West, RSM’s Denver team now boasts more than 230 audit, tax and consulting professionals dedicated to the region’s middle market. Our growing Denver-based practice is a full-service team replete with numerous regional and national leaders who provide extensive technical and industry expertise to our valued clients.
We are deeply involved with our clients through a proactive, hands-on approach to delivering high-quality service. Our experience and services encompass a range of industries, including financial services and private equity, consumer and industrial products, business and professional services, technology, real estate, 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.
HOT TOPICS

RESOURCE CENTER
Tax Policy
The new tax legislation is the most significant tax overhaul to the U.S. tax code in 30 years. How will tax reform affect your tax planning?
RESOURCE CENTER
Revenue Recognition Resource Center
This resource center provides information about the FASB revenue recognition standard, guidance, implementation ideas and tax implications.

RESOURCE CENTER
Lease Accounting Resource Center
This resource center provides information about the FASB 842 lease accounting standard, guidance and implementation ideas.
Colorado Insights
Colorado restores certain business deductions related to the CARES Act
Colorado enacts law restoring certain deductions related the to the CARES Act for both business and individual taxpayers.
Colorado decouples from certain CARES Act provisions
The state will decouple from CARES Act net operating loss, interest expense and excess business losses provisions.
Colorado adopts the Revised Uniform Unclaimed Property Act
Colorado adopts RUUPA with minor variations; shortens dormancy for many property types, and eliminates the standard deduction.
DMA settles Colorado sales tax disclosure lawsuit
Digital Marketing Associations (DMA) Colorado sales and use tax notice and information reporting saga ends in settlement.
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
Denver
555 17th St.
Suite 1200
Denver, CO 80202
303.298.6400
5990 Greenwood Plaza Blvd. Bldg. 2, Suite 350
Greenwood Village, CO 80111
303.327.8800
Steve Riddle, Denver office leader
Careers in Colorado
Search open positions in Colorado, or learn more about working at RSM.
Still a student? Learn more about our Internships.