Board of Directors

Mary Zappone

CEO and Board Director

With more than 25 years senior management experience at diverse global companies, Mary Zappone was appointed Chief Executive Officer of Sundyne, LLC in July 2021.

Zappone is a versatile CEO with a proven track record of delivering exceptional results across multiple industries and end markets. She has proven results in Fortune 100, Private Equity, and McKinsey & Co. Her experience spans energy, industrial manufacturing, industrial services, specialty chemicals, metals, healthcare services and distribution.

Her skill at transforming processes to drive revenue growth while creating environments that foster breakthroughs from multi-level teams have made her a respected leader throughout her career. A top-tier strategist, she has forged an impressive record of success in areas ranging from merger integration, portfolio management, and commercial negotiations to cost reduction initiatives, new product development, and performance management systems.

Prior to joining Sundyne, Zappone served as CEO of 3 other Private Equity portfolio companies. Prior to her PE experience, she held high-influence management positions with business giants such as Exxon, Alcoa, Tyco, General Electric, & McKinsey & Company.

Zappone holds an MBA from Columbia Business School and a bachelor’s degree in Chemical Engineering from Johns Hopkins University.

With a passion for mentoring colleagues, Zappone has been very active in organizations that encourage women and girls to pursue careers in math and science and has spoken frequently on this topic. She serves on the boards of Blucora (NASDAQ: BCOR), Alsco, Johns Hopkins University’s Department of Chemical and Biomolecular Engineering, and Girl Scouts of San Jacinto Council. She is also a member of C200, International Women’s Forum, and McKinsey’s Advancing Women in Energy program.

Zappone resides in Denver, Colorado. A competitive gymnast in high school and varsity diver in college, her leisure pursuits include fitness, reading, and spending time with her 3 daughters and two grandsons.