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 estate 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 that optimize financial and personal situations
  • Represents corporate fiduciaries in probate administration matters involving conflicts between beneficiaries

  • Represented an Arizona business in the sale of specific investment research product lines to a regional investment firm (2011)
  • On several occasions, has represented investors (including an international golf course management company) in the acquisition of interests in elite golf courses

  • 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 approximately $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)
  • Represents Arizona businesses in securing complex loan arrangements from various lending institutions
  • On numerous occasions, has represented closely held businesses in sales or mergers of their operations with national firms
  • Provides legal counsel and tax advice to a variety of clients, with businesses of varying sizes, concerning business succession planning

Articles and Publications

Community Activities

  • Phoenix Swim Club, Inc.
       Legal Counsel

  • Serving as both chairman and co-chairman, Mr. Clarke organized and managed three successful Madison School District bond and override election campaigns, 1992-2003

  • Financial Oversight Committee, Madison School District (1992-2002)

  • Member, Men's Arts Council, Phoenix Art Museum (1981-1990)

Honors, Appointments and Awards

Professional Affiliations

  • State Bar of Arizona
  • Kansas Bar Association
  • Central Arizona Estate Planning Council

Admitted to Practice

  • Arizona
  • Kansas

Court Admission

  • U.S. District Court, District of Arizona
  • U.S. Tax Court
  • U.S. District Court, District of Kansas


  • 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

Featured Videos