About William

William Scally is the national leader of Litigation Advisory Services. He has more than 20 years of management consulting experience advising clients on a broad range of business issues.

As a valuation and dispute advisory specialist, William provides financial, economic, and statistical services to companies, with a focus on equity and debt valuation, business enterprise valuation, business model due diligence, and contract compliance. He has significant experience applying valuation principles to assist companies pursuing strategic initiatives and to analyze economic damages pursuant to government and commercial litigation disputes. Applications include the valuation of closely held businesses, patent infringement, trade secret misappropriation, joint venture disputes, breach of contract, business and asset impairment analyses, and purchase-price disputes. His experience includes engagements across a broad arrayof industries, including private equity and early-stage ventures, service, software, technology, manufacturing, financial services, life sciences, and healthcare.

William has testified on matters involving large public companies and private regional companies, as well as majority and minority shareholders. He has been jointly retained as a valuation expert for settlement purposes. He has also been retained as an advisory expert assisting startup ventures with valuation issues related to complex mergers.

William formerly worked in the Forensics Advisory practice of a “Big 4” accounting firm in Boston.

Professional & Civic Affiliations

  • CFA Institute
  • Boston Security Analysts Society
  • Boston Intellectual Property Law Association (BIPLA)
  • Boston Bar Association
  • American Bar Association

Articles and Publications

  • “The Comprehensive Guide to Economic Damages, 7th edition,” Editor. Business Valuation Resources, LLC, April, 2023
  • “The Comprehensive Guide to Economic Damages, 6th edition,” Editor. Business Valuation Resources, LLC, December, 2020
  • Litigation Services Handbook: The Role of the Financial Expert, Sixth Edition, Co-author of Patent Infringement Damages Chapter, John Wiley & Sons, Inc., 2017
Practice Focus

Intellectual Property
Economic Damages
Commercial Litigation
Business Valuation
Shareholder Disputes

Industry Focus

Litigation Support


Master of Business Administration
Boston College

Bachelor of Science, Control Systems Engineering
United States Naval Academy

Accreditations & Designations

Chartered Financial Analyst (CFA) Charterholder