Mergers, Growth, and Serving Clients: Behind the Scenes with William Barrett of Mandelbaum Barrett PC

Speaking with Steph

This week, Stephanie Rodin sits down with William Barrett, CEO of Mandelbaum Barrett PC, to talk about his journey from big law to building a client-focused, entrepreneurial firm. They cover the unique services the law firm offers to healthcare professionals, and the stories and lessons behind Bill’s bestselling books for dental practitioners.

In this episode, you’ll hear:

• How an accidental speaking engagement at a dental trade show led to serving over 2,000 doctors nationwide.

• Why the firm’s 30+ practice areas make it a true full-service platform for both business and personal legal needs—from M&A and real estate to matrimonial and criminal law.

• How the firm’s major expansion over the past 20 years has shaped its client-first approach. What the merger with Stephanie’s practice means for clients looking for deeper resources and expertise. How their “one-stop shop” approach allows clients to handle all legal matters under one roof, making life easier for both corporate and personal legal issues.

About William Barrett

William Barrett is the Chief Executive Officer of Mandelbaum Barrett PC. With over 25 years of experience, he advises companies of all sizes on mergers and acquisitions, contracts, succession planning, executive compensation, and more. In the healthcare sector, he’s nationally recognized for guiding dental and medical practice transitions, including DSOs, MSOs, associate buy-ins, and start-ups.

William is the author of Pain-Free Dental Deals: An Entrepreneurial Dentist’s Guide to Buying, Selling, and Merging Practices and The DSO Decision: Winning Answers from Every Angle and is a sought-after speaker at professional conferences, associations, and universities across the country. Under his leadership, Mandelbaum Barrett PC has grown to over 115 attorneys in 30+ practice areas, ranking among New Jersey’s top 10 largest law firms.

Tune in to hear the strategies, mindset, and real-world stories behind Mandelbaum Barrett PC’s growth — and the lessons any business owner can take away.