Caitlin M. Shields, Partner

Caitlin M. Shields focuses her practice on energy regulation and state telecommunications issues. She routinely advises on and litigates resource planning issues, ratemaking and rate design, CPCNs, energy efficiency, renewable energy and distributed generation, municipalization and regulated monopoly issues, power procurement, and utility restructuring and competitive market development. She also devotes a significant portion of her practice to providing strategic policy and legislative guidance, and finding creative regulatory solutions to issues posed by new and emerging energy technologies in energy and telecommunications.
Ms. Shields also advises clients in environmental, health, and safety matters. She provides regulatory and compliance counseling, and conducts environmental due diligence reviews on transactional matters. 
Previously, Ms. Shields worked for a boutique energy and environmental litigation firm in Chicago. Prior to that, she was a law clerk for Judge Herbert L. Stern III of the Denver District Court where she focused on complex civil litigation and administrative appeals. She has clerked for the Environmental Protection Agency’s Office of Criminal Enforcement, Forensics and Training, and worked as a summer associate at a large law firm in Buenos Aires, Argentina.
  • Founding Member and Board Member, Women's Energy Network - Greater Colorado Chapter (2015-present)
  • Vice Chair, American Bar Association Section on Environment, Energy, and Resources’ Committee on Climate Change, Sustainable Development & Ecosystems
  • Chair, Chicago Bar Association Energy and Telecommunication Committee (2011-2014)
  • Midwest Energy Association, quarterly regulatory columnist (2011-2014)
  • Energy Bar Association
  • Colorado Bar Association, Section on Natural Resources and Environmental Law
  • University of Denver Sturm College of Law Alumni Association
  • Constitutional Rights Foundation, Lawyer’s in the Classroom, pro bono volunteer
  • Veterans Legal Support Center and Clinic, pro bono volunteer
  • Rocky Mountain Mineral Law Foundation Scholar
  • Craig Rubenstein Scholar
  • Chicago Alumni Association Scholar
  • Pepsi Scholar 


  • Spoke at the University of Colorado Law School, Environmental Law Society on the fundamentals of regulated monopoly, emerging issues in the utility space, and the convergence of innovative clean technologies and traditional utility regulation on March 30, 2016.
  • Co-Author, 2015 Annual Survey of Environmental Law, Colorado Lawyer.  The Annual Survey of Law is a compilation of updates of Colorado case law, statutory and regulatory developments that has been annually published by Continuing Legal Education Colorado since 1971.
  • “Carbon Capture & Sequestration,” American Bar Association Section of Environment, Energy, and Resources Year in Review (June 2014)
  • “Entering New Terrain: Developing a Framework to Protect the Nation’s Natural Gas Delivery System Against Cyber Attacks,” American Gas Association Legal Forum, Darren Hunter and Caitlin Shields (July 2013)
  • “Wisconsin Oil and Gas Update,” Texas Wesleyan Law Review, Vol. 1, No. 2 (Spring 2013)
  • “Review of Brownfields: A Comprehensive Guide to Redeveloping Contaminated Property,” The Colorado Lawyer, Vol. 40, No. 10 (October 2011)
  • “International Environmental Law & Policy for the 21st Century,” (2nd Rev. Ed.), Ved Nanda and Rock Pring (October 2012)



P 303.626.2338
F 303.626.2351
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Colorado, 2009
Illinois, 2010


J.D., University of Denver Sturm College of Law, 2009
B.S., University of Colorado at Boulder, with Honors, 2006


Administrative & Court Litigation
Electric Power
Energy Regulation
Grid Modernization
State Regulation
Tower Siting & Infrastructure
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