James A. Halpin

James A. Halpin, of counsel to the firm, graduated from the University of Notre Dame in 1980, and received his law degree from the University of Colorado in 1984. After graduating from law school, Mr. Halpin worked for two years in the Tax Department at Ernst & Whinney in Rochester, New York, focusing on corporate acquisitions, mergers and liquidations, as well as a wide range of individual and entity tax issues. He obtained a Masters Degree in Taxation (LLM) from the University of Denver in 1988.

Practice Areas

  • Complex Civil Litigation
  • Tax and IRS Matters
  • Strategic Business Planning and Entity Formation
  • Regulatory Risk Analysis
  • White Collar and other Criminal Defense and Appeals
  • Estate Planning


  • Master’s Degree in Taxation (LLM) from the University of Denver in 1988
  • Juris Doctor from University of Colorado, 1984
  • Bachelor of Science from University of Notre Dame, 1980

Professional Affiliations and Accomplishments

  • Colorado Bar Association

Since 1988, Mr. Halpin was a partner in a Littleton, Colorado-based tax and litigation firm (Chesteen & Halpin), from 1989 through 1993, then worked as a sole practitioner in Boulder, Colorado, continuing to handle complex litigation, business and tax matters. He was then with the tax and estate-planning firm of Buchanan Neville Stouffer from 1998 through 2000. He subsequently resumed his solo practice in Boulder, and also acted as “of counsel” to the Denver law firm Waller & Mark, P.C. from that time through 2010, and as “of counsel” to the Boulder law firm of McNally & Bowers from approximately 2004 through 2011.

Until joining the firm, Mr. Halpin continued to maintain his own practice, which includes significant litigation, tax and business planning, estate planning, entity formation, and IRS matters, as well as criminal defense and appellate work in both state and federal courts.