William S. Morgan, CPA

Bill was with the Los Angeles office of Arthur Young & Company (now Ernst & Young) from 1967 to 1972. He has been with White Nelson Diehl Evans LLP since 1972 specializing in accounting, auditing, consulting, financial reporting, tax consulting, forensic accounting, litigation support, dispute resolution services, fraud investigations and expert witness services for California cities and other governmental agencies, private corporations and individuals.

Bill was born and raised in Little Rock, Arkansas. He resides in San Juan Capistrano, CA. He is married, with one adult son and two grandchildren.

Primary Areas of Expertise:

  • Consulting services
  • Forensic accounting
  • Litigation support
  • Fraud investigations
  • Expert witness testimony
  • Tax matters involving California government agencies


  • University of Southern California, Bachelor of Science in Accounting, 1968
  • CPA Designation: 1970

Professional Affiliations:

  • AICPA, Forensic and Valuation Services (FVS) Section, Member
  • CSCPA, Forensic Services Section – Fraud Investigations Subcommittee
  • California Society of Municipal Finance Officers (CSMFO), Associate Member
  • Association of Certified Fraud Examiners (ACFE),  Associate Member