Bill DiMaio

Director, CM&AP, CEFA, MBA

Meet Bill DiMaio

Bill DiMaio brings a practical, operating perspective to the mergers and acquisitions process, viewing transactions through the lens of a seasoned executive in highly regulated industries.

With over 25 years of leadership experience across healthcare providers, health plans, global biotechnology, and biopharmaceutical companies, Bill knows that exceptional transaction outcomes begin with exceptional businesses. Throughout his career, he has directly supported over $3.7 billion in post-merger integration and enterprise transformation initiatives.

Today, Bill provides lower-middle-market founders with the strategic M&A advisory required to intentionally build transferable value, navigate complex regulatory environments, and execute successful capital events.

Education & Qualifications

Director & Advisor at Walden M&A
Healthcare & Life Sciences Practice Lead
Certified Mergers & Acquisitions Professional (CM&AP®)
Certified Exit Planning Advisor (CEPA®)
MBA, University of Denver | BSc, Clarkson University

Healthcare & Life Sciences Authority

As Walden’s lead advisor for Healthcare and Life Sciences, Bill’s domain expertise spans healthcare technology, provider networks, and biopharma operations. He possesses a deep appreciation for the complex market forces shaping enterprise value in these sectors, from regulatory and reimbursement changes to technology innovation and demographic shifts.

Bill leverages his formal training as a Certified Exit Planning Advisor (CEPA®) to help owners build a strategic runway well before a transaction begins. He partners closely with founders to align their business, personal, and financial goals, improving operational performance and reducing key business risks.

Whether guiding a health plan integration or positioning a biotechnology firm for an institutional exit, Bill helps owners view their business through a buyer’s lens, negotiate from a position of strength, and protect the legacy they have worked so hard to build.

Executive Leadership in Highly Regulated Sectors

Bill’s advisory methodology is grounded in decades of rigorous execution at nationally recognized organizations, including City of Hope, Kaiser Permanente, UCB, and Lockheed Martin. Throughout his career, he has guided executive leadership teams on corporate strategy, post-acquisition integration, and organizational performance.

He understands that sophisticated buyers evaluate far more than just financial performance; they meticulously assess leadership depth, operational scalability, governance, and an organization’s ability to sustain growth long after a transaction closes. Having led large-scale transformation initiatives and complex integrations, Bill translates strategic transaction objectives into operational execution plans that mitigate execution risk and accelerate synergy realization.

He applies this deep executive insight to help business owners bridge the gap between deal underwriting and execution, ensuring they are prepared for the intense scrutiny of the diligence process.

Walden M&A Market Report

Gain exclusive access to Bill’s perspective of the current M&A landscape, including insights on the strategies behind recent successful healthcare and life sciences exits.

Featured Transaction

Walden initiated the successful sale of Souther Perfection Fabrication, to Little River Partners, LLC, and served as the seller’s advisor.

“The process run by Walden M&A turned what could have been an overwhelming experience into an orderly, highly successful transaction. John Phillips created real competition among buyers. He gave us the luxury of selecting partners who truly understand manufacturing and appreciate the specialized capabilities of our team.”

Gordon Hale, CEO | Southern Perfection Fabrication