Evan C. Singleton

Mr. Singleton joined Gablehouse Granberg, LLC as an associate attorney in 2015. He assists clients on a wide range of environmental matters, including NEPA, clean air, clean water, and hazardous and solid waste.

He earned his law degree from the Sandra Day O’Connor College of Law at Arizona State University, where he was on the university’s Energy Policy Innovation Council (EPIC), a joint program between the law school and other grad programs focusing on law, engineering/science, sustainability, and public policy in the energy sector. Mr. Singleton also competed in the Inter-American Sustainable Development Moot Court Competition in Bogotá, Colombia in 2013 and presented on international environmental law at the UN Framework Convention on Climate Change conference in Bonn, Germany in the same year. During his time in law school, he externed for the Arizona Superior Court, Judge Talamante and was a Pedrick Scholar. Mr. Singleton also gained experience as a law clerk for an Arizona personal injury and criminal law firm.

Mr. Singleton is involved at a committee level with the Colorado Environmental Management Society.

Practice Areas

  • Environmental Law
  • Litigation


  • Arizona State University, Sandra Day O’Connor College of Law, J.D. 2014
  • Colorado State University, B.A. 2009

Employment History

  • Gablehouse Granberg, LLC, Denver, CO, Associate Attorney (2015 – present)
  • Mountain West Credit Union Association, Denver, CO, Political Programs Manager (2014 – 2015)

Professional Memberships, Associations, & Volunteer Positions

  • American Bar Association
  • Colorado Bar Association
  • Denver Bar Association
  • Colorado Environmental Management Society