Sundyne appoints new CEO

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Mary Zappone will be succeeding Mark Sefcik as CEO.

Sundyne announced that Mary Zappone has joined the company as CEO effective July 21, 2021. Zappone succeeds Mark Sefcik, who is transitioning to President of the Sundyne Products business unit. Sefcik had led Sundyne since early 2017.

Zappone has more than 20 years of experience working in leadership roles. Most recently, she was the CEO and Board Member of Brace Industrial Group, a provider of specialty industrial construction services. Prior to Brace, Zappone was the President and CEO of Service Champ, a distributor of consumable automotive aftermarket maintenance parts and accessories. She has also served as President and CEO of medical equipment provider RecoverCare and was President of Alcoa’s Oil & Gas products business. In addition, she has held several leadership positions at Tyco, General Electric, McKinsey & Company and Exxon.