Person Photo
Person Photo

Thomas O'Donnell

Senior Partner

555 17th Street, Suite 3200, Denver, CO 80202

Tom represents natural gas distribution companies and pipelines in matters before a variety of state public utility commissions throughout the Mountain West, as well as before the Federal Energy Regulatory Commission. He has also represented large electric consumers, independent power producers, and renewable energy developers before such agencies.Tom has represented clients before the Colorado Supreme Court and other state and federal courts in conjunction with a variety of energy and public utility matters. Having authored several pieces of Colorado legislation, he is well positioned to assist clients in the legislative arena.

show more


Bar Admissions


Unless you are a current client of Holland & Hart LLP, please do not send any confidential information by email. If you are not a current client and send an email to an individual at Holland & Hart LLP, you acknowledge that we have no obligation to maintain the confidentiality of any information you submit to us, unless we have already agreed to represent you or we later agree to do so. Thus, we may represent a party adverse to you, even if the information you submit to us could be used against you in a matter, and even if you submitted it in a good faith effort to retain us.