Arthur A. Hundhausen

For more information, please visit www.gibsondunn.com/lawyer/bergsieker-ryan-t/ .

David Wilson, a Fellow of the College of Commercial Arbitrators and the Chartered Institute of Arbitrators, is an independent international and U.S. arbitrator and mediator. A Colorado lawyer and a Solicitor of the Senior Courts of England and Wales, he focuses on complex commercial and IP disputes in U.S. and international arbitrations, often (although not exclusively) in the energy and technology sectors. After nearly 38 years practicing with AmLaw 200 firms in Denver, Colorado, he founded ...

Abigail S. Wallach is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Abigail S., who practices law in Denver, Colorado, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Abigail S. is held by other top lawyers in the same geographic and legal practice area.

I’m a litigator and trial advocate at Keating Wagner Polidori Free and I represent businesses and individuals who have been defrauded or injured by someone in a position of trust in business cases. As a commercial litigation attorney, I am passionate about representing people or businesses who are victims of fraud, abuse of power, breach of contract or professional negligence. I have successfully worked on Colorado civil lawsuits with anywhere from $2,000 to $2,000,000,000 at stake with...

David D. Powell, Jr. is a partner in the firm’s Denver office, focusing his practice on employment and commercial litigation. Before co-founding the firm with his colleagues in 2023, David served as a Deputy Attorney General in the Colorado Attorney General’s Office, managing the eight separate legal units comprising the State Services Section. In this role, he oversaw those responsible for representing the state’s key elected officials and providing legal services in the ar...

About Banafsheh Banafsheh Lari is an associate attorney with Ciancio Ciancio Brown, P.C. and a member of the Family Law Team. Banafsheh earned her Bachelor of Arts in Political Science and International Affairs with an emphasis on the Middle East from the University of Colorado at Boulder in 2012. She earned her Juris Doctor from the University of Denver Sturm College of Law in 2015. Banafsheh began her legal career as a law clerk in Adams County District Court primarily for the Honorable Jac...

Ivan A. Sarkissian, co-founder of McConaughy & Sarkissian, P.C., was admitted to practice law in Colorado in 1997 and is admitted to practice in all Colorado state courts, the United States District Court for the District of Colorado, and the United States Tenth Circuit Court of Appeals. Mr. Sarkissian received his Bachelor of Arts degree from Michigan State University in 1993 and attended the Tulane University School of Law, obtaining his Juris Doctorate degree, cum laude, in 1997. While...

Micah Dawson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Micah, who practices law in Denver, Colorado, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Micah is held by other top lawyers in the same geographic and legal practice area.

I represent professional clients in business disputes, civil trials, and arbitrations. I regularly represent clients in partnership disputes, business divorce, and other business separations as well as legal malpractice and other professional liability cases. My commercial litigation practice includes contract disputes as well as cases involving misappropriation of trade secrets, fraud, negligent misrepresentation, breaches of fiduciary duties, embezzlement and other theft, and other business...

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 represen...