Atty. Steven O. "Steve" Sims
Understands complexities of water litigation, acquisitions and transactions. In 40-plus year career has led 750 water litigations and over 20 Supreme Court appeals.
Profile Summary
About Steven O. "Steve" Sims at a glance
Steven O. "Steve" Sims is an attorney based in Denver, Colorado, practicing at Brownstein Hyatt Farber Schreck LLP. Admitted to practice in Colorado, Colorado Bar Association and New Mexico, State Bar of New Mexico. Educated at Seattle University (J.D., 1979). Recognitions include Best Lawyers in America — Water Law (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Natural Resources Law (2026). Serves clients in Denver, CO and the surrounding metropolitan area.
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About
- Understands complexities of water litigation, acquisitions and transactions
- In 40-plus year career has led 750 water litigations and over 20 Supreme Court appeals
- Former senior water counsel and first assistant attorney general for the Water Unit of the Colorado Attorney General’s Office
- Steve Sims is a leading western water law attorney with a focus on water court litigation, water acquisition strategy and water transactions in the west
- He brings four decades of experience representing municipal utilities, industrial and mining projects, oil and gas developments and real estate developments in water adjudications and permitting
- He represents clients in the Colorado Water Courts as well as before the State Engineer and Groundwater Commission and the Boards of County Commissioners concerning 1041 permitting
- Steve’s track record of successfully negotiating, documenting and closing complex water rights transactions make him a respected authority in the industry
- From the acquisition of water rights for new real estate developments to obtaining water rights for fracking in oil and gas developments, he ensures his clients have access to the resource most integral to their project
- Steve used his deep knowledge of water law on some of the region’s most significant projects including the City of Aurora’s $700 million Prairie Waters Project, and working on behalf of the New Mexico Interstate Stream Commission to transfer water rights on the Pecos River
- Working throughout the western United States, he is the water lawyer clients seek when dealing with legally and technically complex and politically controversial projects
Jurisdictional Context
Why local counsel matters in Colorado
Practicing law in Colorado. Legal matters in Colorado are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Denver are typically filed in the local municipal court or the appropriate Colorado state district court, depending on subject matter and amount in controversy. An attorney licensed in Colorado brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Colorado courts without local counsel or pro hac vice admission.
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