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Client reviews

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Practice areas


  1. Litigation: 50%
    20 years
  2. Divorce & Separation: 25%
    20 years
  3. Real Estate: 15%
    18 years
  4. Corporate & Incorporation: 10%
    18 years



Contingent (30-35%), Free consultation (30 minutes)

Payment types:

Cash, Check, Credit card

Attorney endorsements

4 total 

Are you an attorney? Endorse this lawyer

  • Susan Morath Horner

    John is an outstanding attorney and well respected in the community. I am always impressed with his thoughtful and comprehensive insights.


    Susan Horner Estate Planning Attorney
    Relationship: Fellow lawyer in community

  • Zachary Friedman

    I endorse this lawyer.


    Zachary Friedman Business Attorney
    Relationship: Fellow lawyer in community

Contact info

1280 Ute Ave #10
Aspen, CO, 81611


WAResigned 199510/17/2015
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Work experience
TitleCompany nameDuration
OwnerJohn M. Lassalette, P.C.2000 - Present
AssociateAustin, Peirce & Smith, PC1997 - 2000
Contract AttorneyLaw Office of John M. Lassalette1994 - 1997
Rule 9 AttorneyBonneville, Viert, Morton & McGoldrick1993 - 1994
Region 9 Counsel ExternUnited States Environmental Protection Agency1993 - 1993
Association namePosition nameDuration
Colorado Bar AssociationVice President2002 - 2003
Colorado Bar AssociationExecutive Council2002 - 2003
Colorado Bar AssociationBoard of Governors2002 - Present
Colorado Bar AssociationMember1997 - Present
Washington State Bar AssociationMember1995 - 2005
School nameMajorDegreeGraduated
University of Puget Sound School of LawLawJD - Juris Doctor1994
University of California - Santa BarbaraHistoryBA - Bachelor of Arts1989