William A. Clarke is a Member of Jennings Strouss & Salmon

William A. Clarke Member

P: 602.262.5886
F: 602.495.2641
L: Phoenix

William Clarke is a veteran practitioner having provided counsel to international, national, and local businesses and individual clients for more than thirty years. Mr. Clarke has worked with numerous Arizona business families in estate planning, probate administration, general business matters (including business succession planning), corporate transactions (including the sale and purchase of businesses), and real estate transactions.

Mr. Clarke has represented numerous clients in contested probate matters. He has represented surviving spouses and heirs in estate disputes with family members over the allocation and distribution of assets.

Mr. Clarke has provided counsel to numerous clients seeking Guardianships and Conservatorships.

Areas of Focus

  • Estate Planning
  • Probate Administration, including Guardianships and Conservatorships
  • Contested Estate Matters
  • Corporate Transactions
  • General Business Matters
  • Real Estate Transactions

Representative Engagements

  • Represents clients in contested probate matters. Mr. Clarke has represented surviving spouses and heirs in disputes with family members over the allocation and distribution of assets.

  • Provides legal counsel and tax advice to clients, with assets in varying amounts, in creating individual estate plans/business succession plans that optimize financial and personal situations.

  • Represents corporate fiduciaries in probate administration matters involving conflicts between beneficiaries.

  • On several occasions, has represented investors (including an international golf course management company) in the acquisition of interests in elite golf courses.

  • Represented and Arizona family business in a transaction with an international Fortune 50 company for business succession planning, with an ultimate sale for $200 Million.

  • Represented an Arizona family business (with operations in Arizona, California, New Mexico, Nevada, Texas and Idaho) in a transaction with an international Fortune 50 company in acquisition of distribution assets and facilities for the entire State of California, including obtaining a $100 Million loan from a syndicate of two major banks. 

  • Represented an Arizona family oil distribution business (with operations in Arizona, New Mexico, Nevada, Colorado and Texas) in a transaction with a national oil distributor and real estate investment fund for the sale of the business and associated real estate, with a total purchase price of $50 Million.

  • For more than ten years, served as Arizona counsel for an international bank, headquartered in London, working through a retained loan/investment pool in excess of $450 Million (1988-2000).

  • Provides legal counsel and tax advice to a variety of clients, with businesses of varying sizes, concerning business succession planning.

Articles and Publications

Honors, Appointments and Awards

Professional Affiliations

  • Member, State Bar of Arizona
  • Member, Kansas Bar Association
  • Legal Counsel, Phoenix Swim Club, Inc.
    Legal Counsel
  • Member, Central Arizona Estate Planning Council (2003-present)
  • Organized and managed three successful Madison School District bond and override election campaigns
    Co-Chair, Chair, (1992-2003)
  • Madison School District
    Financial Oversight Committee, (1992-2002)

Admitted to Practice

  • Arizona
  • Kansas

Court Admission

  • U.S. Tax Court


  • J.D., University of Arizona, 1980
    with Distinction
  • B.S., University of Kansas, Business Administration and Accounting, 1977
    NCAA All America (Tennis), 1977
    NCAA Post Graduate Scholar, 1977