BOSTON, MASSACHUSETTS – January 19, 2026 Walter Shuffain announced today that David O’Neil has joined the firm as Chief Growth Officer.

In this role, David serves on the firm’s executive leadership team and is responsible for  shaping and executing Walter Shuffain’s strategic growth agenda. He will help guide firmwide strategy, lead growth and merger and acquisition initiatives, and advance key operational and organizational priorities that support the firm’s continued expansion while maintaining its high standards of client service.

David brings more than a decade of experience spanning strategy, operations, and value creation. Prior to joining Walter Shuffain, he held leadership roles at one of the leading global management consulting firms, where he advised private equity firms and middle-market businesses on growth strategy, post-acquisition integration, and operational transformation initiatives. In this role, he led cross-functional teams through complex strategic engagements, partnering directly with executive leadership to translate strategic vision into measurable business outcomes.

David holds a Master of Business Administration from the Tuck School of Business at Dartmouth College and a Bachelor of Science in Business Administration from Florida Southern College.

“David’s appointment strengthens our executive leadership team and supports the firm’s continued growth,” said Jonathan Yorks, Managing Partner at Walter Shuffain. “His background in strategy and execution aligns with our focus on disciplined expansion and operational excellence.”

For questions, contact Jonathan Yorks, jyorks@wsadvisors.com

About Walter Shuffain Advisors Inc.

A Boston-based accounting and business advisory firm, Walter Shuffain is known for its commitment to helping private businesses and accomplished individuals reach their ideals. They provide comprehensive consulting, advisory, and tax services through technical prowess and meaningful relationships. The firm specializes in construction, distribution, health care, manufacturing, private equity, professional services, real estate, technology, and wholesale. Walter Shuffain is a partner firm on the Ascend platform, backed by people-focused private equity firm Alpine Investors. For more information, visit wsadvisors.com