Pence and MacMillan LLC

Devon P. O’Connell, P.C.

America's Top 100 Attorneys
Martindale-Hubbell AV Rating


Devon P. O’Connell, attorney, member and partner at Pence and MacMillan, has been awarded the highest rating (AV) by Martindale-Hubbell. She was a broadcast journalist in her life before the law, working for Wyoming Public Radio and KTWO Television. Her practice focuses on providing the best services for mediation, civil litigation, civil practice, family law, divorce, and personal injury. She is a certified mediator, receiving her certification from CDR Associates in Boulder, Colorado in 2010, with training on complex cases at the Harvard Law School Program on Negotiation. Devon was recently the 100th president of the Wyoming State Bar and was also president of the Wyoming Trial Lawyers Association.

Devon also offers her skills and experience through mediation for litigation, divorce, and more, helping to resolve differences, big and small. Learn more about our mediation services >


Admitted to Bar:

  • 2000, Wyoming
  • 2000, United States District Court for the District of Wyoming



  • University of Wyoming (B.A., Journalism, 1992)
  • University of Wyoming (J.D., with Honor, 2000: Outstanding Female Graduate)


Practice Areas:

  • Mediation
  • Civil Litigation
  • Family Law
  • Personal Injury

Professional Associations:

  • AV-Rated, Martindale-Hubbell
  • Member of America’s Top 100 Attorneys
  • Past President of the Wyoming State Bar
  • Past President, Wyoming Trial Lawyers Association
  • District Court Commissioner, Second Judicial District
  • Magistrate Judge, Circuit Court Second Judicial District
  • Magistrate Judge, Laramie Municipal Court
  • Member of the Permanent Civil Rules Committee (2009- present)
  • Former State Bar Commissioner from the Second Judicial District
  • Former Vice President and President-Elect, Wyoming State Bar
  • Former Member, Board of Professional Responsibility
  • Former Member, Fee Dispute Committee
  • Vice Chair, Board of Continuing Legal Education
  • Albany County Court Security Management Team, 2009 – present
  • Former Member, Wyoming Lawyer Editorial Board
  • University of Wyoming College of Law Adjunct Faculty, 2001-2002 and 2018-present
  • Hearing Officer, University of Wyoming
  • Past President, Albany County Bar Association (2002-2003)
  • Legislative Committee, Wyoming State Bar
  • Chair, Law School Liaison Committee, Wyoming State Bar
  • Wyoming Center for Legal Aid (now Equal Justice Wyoming), ex-officio Board member


Civic and Community Involvement:

  • University of Wyoming Art Museum Board
  • UW Law School Dean’s Advisory Board
  • 2012 Graduate of Leadership Wyoming
  • Former President and Member, University of Wyoming Symphony Association Board
  • Former Member, Laramie Community Foundation
  • Former Member, Rotary International
  • Former Member, Zonta International
  • Former Member, PEO Chapter U
  • Former Member, The Open School Board of Directors
  • Former Member, Chi Omega House Corporation and Psi Delta Chapter Advisory Board

Law School Accolades:

  • Graduated  with honors (2000)
  • Junior and Senior Staff, Wyoming Land and Water Law Review  (1998-2000)
  • Vice President, Delta Theta Phi (1998-1999)
  • Order of the Barristers (2000)
  • Wyoming Trial Lawyers Association, Student Chapter
  • Women’s Law Forum, Student Chapter
  • Female Graduate of the Year (2000)
  • Top Finalist for Over-All Graduate of the Year (2000)
  • Clinic Director, Prosecution Assistance Clinic (Criminal) (1999-2000)
  • Director, Wyoming Trial Advocacy Institute (Summer 1998)