Bill has been with WilkinGuttenplan since 1997 and previously served as the firm’s Tax Practice Leader.

He specializes in representing owner-managed businesses across all phases of growth, offering practical advice that drives expansion and minimizes income tax. His expertise spans tax planning, research, and compliance for closely held businesses and their owners, including
corporate reorganizations, accounting method changes, managing tax examinations, and international taxation. He has also developed deep experience in estate planning and business succession planning.

Bill is well-versed in representing clients through the acquisition and sale of business interests, guiding them through negotiation, quality of earnings reports, due diligence, and transaction structuring to maximize enterprise value and tax efficiency.

As Practice Leader of the Business Valuation and Litigation Support groups, Bill brings significant experience in litigation support, including business valuations, matrimonial matters, and shareholder dispute resolution.

Before joining the firm, Bill managed the tax division of an international accounting firm. In 1989, he founded McDevitt & Company, P.C., leading the firm until its merger with WilkinGuttenplan.

Licenses & Certifications:

  • CPA License: New Jersey
  • CVA: Certified Valuation Analyst

Professional and Civic Achievements:

  • Member, New Jersey Society of Certified Public Accountants (NJCPA)
  • Speaker, NJCPA
  • Speaker, Institute for Continuing Legal Education (ICLE)
  • Frequent Continuing Legal Education (CLE) Speaker at Law Firms

Education:

  • Bachelor of Arts, Montclair State College

What’s your proudest professional achievement?

The closing of each M&A deal that I have ever been intimately involved with.

If you weren’t an accountant/consultant, what would you be?

I would be in M&A Advisory. Or I would start a start-up that helps other start-ups start up. (Plagiarized from a New Yorker Magazine cartoon).

If you had a theme song, what would it be?

“Dig In” by Lenny Kravitz

Describe the attributes of your ideal client relationship.

When mutual trust is established, it creates the freedom to openly explore what truly matters in our clients’ lives and businesses. This leads to thoughtful, strategic, personal, or visionary conversations that allow us to understand their goals more deeply and deliver meaningful, lasting value.