Professional Details

Marianne K. Lizza-Irwin
Senior MediatorSenior MediatorSenior Mediator

Foothills Mediation and ADR

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Available throughout Colorado
Online also
Golden, CO 80401


Description of Practice

Marianne K. Lizza-Irwin, Esq. is a licensed Colorado attorney who founded Foothills Mediation and ADR after litigating in Colorado courts for close to 30 years. She has mediated hundreds of cases, in areas including civil litigation, business and commercial matters, personal injury and insurance issues, real property and HOA, construction defect, family and parenting issues, dissolution, and estates. She has also been conducting online video-conferencing mediations since 2017.

Professional Background

I am a Colorado licensed attorney and professional mediator. I litigated cases for about 30 years in a variety of areas including business, commercial contracts, personal injury, insurance, bad faith, HOA, employment, construction defect as well as other areas. I also have experience in family law and estates. Since 2014, I have mediated over 600 cases in these areas. I also conduct on-line mediations.


Marianne Lizza-Irwin has mediated cases both as counsel (1000) and as mediator (600). She also arbitrates cases in a variety of areas. I have been conducting on-line mediations since 2017 in addition to in-person mediations.


University of Michigan, B.S., 1981 University of Detroit Mercy School of Law, J.D., 1984


Dates    Trainer(s)    Title   
1/20/14    Colorado Bar Association    Mediator Certificate -40 hours
    Training    various- 100 plus hours
5/2018    Ass. Atty Mediators    Advance training
2019-2020    Continuing CLE education   


Through mediation Ms. Lizza-Irwin helps the parties reach an agreement which they can control, avoiding the expense and stress of further litigation.


My fees are typically charged by the hour and shared by the parties, but I do have half day and full day rates available. I offer reduced fee where needed. Please see my website at

Other Information

Marianne Lizza-Irwin is the immediate past Chair of the ADR Section of the Colorado Bar Association and on the Board of and Chair of Membership of the Mediation Association of Colorado. She is a member of the Association of Attorney Mediators as well as Colorado Collaborative Divorce Professionals. She is has also been invited to join and is a member of the National Academy of Distinguished Neutrals.

Areas of Practice

  • Accidents
  • Adult Family
  • Automotive
  • Business
  • Cannabis
  • Civil (general)
  • Commercial
  • Construction
  • Contracts
  • Divorce (all issues)
  • Divorce (parenting)
  • Education
  • Elder
  • Eminent Domain
  • Employment
  • Environmental
  • Estate Planning
  • Family
  • General
  • Government
  • Health Care
  • HOA
  • Insurance
  • Intellectual Property
  • Land Use
  • Landlord - Tenant
  • Legal Malpractice
  • Marital Mediation
  • Medical Malpractice
  • Natural Resources
  • Nursing Home
  • Oil and Gas
  • Online Mediation
  • Partnership
  • Personal Injury
  • Professional Fees
  • Real Estate
  • School/Education
  • Technology
  • Trademark
  • Transportation
  • Trust Management
  • Workplace

Professional Services

  • Mediator
  • Mediating Lawyer
  • Mediator-Arbitrator
  • Mediation Consultant
  • Arbitrator
  • Collaborative Professional
  • Facilitator
  • Online Mediator
  • Online Arbitrator

References available upon request.

This dispute resolution professional keeps professional liability insurance.