A co-founder of the firm in 1978, Bill specializes in Business Valuation, Accounting & Auditing, Family Business Consulting, Management Consulting, Not-For-Profit Issues, Buy-Sell Agreements, and Litigation Support.

Bill Master, CPA/ABV CVA





A director of Americans for the Competitive Enterprise System, Bill also is a member of:

  • CPA Associates International, Inc. (Business Valuation Committee)
  • Delaware Society of Certified Public Accountants (Past President)
  • American Institute of Certified Public Accountants (Past member, Governing Council)
  • National Association of Certified Valuation Analysts (Past President, Delaware Chapter)

Bill majored in accounting and business administration at Goldey-Beacom College, which inducted him into its Distinguished Alumni Gallery in 1982. He began his career in a regional accounting firm, and later held a managerial position for a Big Eight firm before founding Master, Sidlow & Associates, P.A.