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Hemenway, Jonas J.

Jonas J. Hemenway - Spokane, WA

Attorney at Gravis Law PLLC

Estate Planning: Elder Law Lawyers in Spokane, WA

1309 W. Dean Ave. Suite 100 Spokane, WA 99201

Spokane Estate Planning: Elder Law Lawyer

Updated: 05/06/2026

Areas of Practice

  • Estate Planning: Elder Law
  • Estate Planning: Estate Planning (Wills, POAs, Healthcare Directives, Living Wills)
  • Estate Planning: Estate Taxes
  • Estate Planning: Guardianships/Conservatorships
  • Estate Planning: Income Tax
  • Estate Planning: Medicare Planning
  • Estate Planning: Probate Administration
  • Estate Planning: Trust Creation/Administration

Attorney Information

Overview

Raised in Spokane, WA, Jonas J. Hemenway is a senior attorney with extensive experience in estate planning, including: wills, trusts, probate and trust estate administration, tax planning, charitable gifts, veteran’s benefits, Medicaid, and guardianships. Jonas strives to make the practice of law approachable and understandable to his clients.

Jonas’s seeks not only provide the legal tools necessary to help his clients accomplish their goals but also to help them achieve a sense of peace and understanding regarding the work they’ve done together. He is proud of the close relationships he has developed with each of his clients and the value of the service he can provide.

When he’s not at the office, Jonas spends most of his time with his children. He also enjoys hiking, camping, hunting, woodworking, and puttering around the house. As a Spokane native, Jonas has a deep love of the Inland Northwest. He dedicates a significant portion of his time to volunteering in his community. Jonas serves on the Planned Giving Advisory Committee for the Spokane Neighborhood Action Partners organization (SNAP). He also gives his time to local religious and charitable organizations. He has volunteered for the Boy Scouts of America and the Alzheimer’s Association, and he has provided pro bono legal counsel through various senior and community centers. Jonas believes strongly that the only way to truly understand how to support the people around you is to understand the community in which they live, work, play, and serve.


Awards and Honors

Honors

  • 8.5 Avvo Rating

Education

  • Legal Education

    • University of Oregon School of Law, Eugene, Oregon
      J.D.
  • Non Legal Education

    • Brigham Young University
      B.A.

Current Employment Position(s)

  • Senior Attorney

Classes and Seminars

  • WAELA - Medicaid Planning Post Eligibility Approval, 2024
  • Medicaid Asset Protection, Trusts: An Overview, WSELA 2025 Fall CLE Conference, 2025

Bar Admissions

  • Oregon, 2011

Other Affiliations

  • Washington State Bar Association, 2016
  • Idaho State Bar Association, 2021

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Contact

Google Map

Spokane, WA

1309 W. Dean Ave.
Suite 100
Spokane, WA 99201

Directions

Phone: 971-358-6252

Email: Send a message

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