Chief executive transitions during September reached organizations in healthcare, technology, energy, industrial manufacturing, consumer products, professional services, and other sectors. The month’s appointments included both internal promotions and outside recruits selected to oversee new stages in their organizations’ development.
Here are 11 CEOs who accepted or began new positions during September 2026.
Serco North America Appoints Barbara Supplee as CEO
Serco North America appointed Barbara Supplee Chief Executive Officer. Supplee will lead a business with approximately 10,000 employees, more than 700 active contracts, and annual revenue exceeding $2 billion. Her career includes senior leadership assignments supporting defense and national security customers.
SunGas Renewables Selects David LaMont as CEO and President
SunGas Renewables appointed Dr. David LaMont President and Chief Executive Officer. LaMont previously served as Senior Vice President of Corporate Development and has more than 20 years of experience in energy technology, commercialization, and project development.
Jonathan Pratt Takes CEO at QIAGEN
QIAGEN appointed Jonathan Pratt Chief Executive Officer. Pratt previously served as President and CEO of Filtration Group and has more than 25 years of international experience in life sciences, laboratory technologies, and healthcare.
Paal Eikeseth Joins Aker Solutions as CEO
Aker Solutions appointed Paal Eikeseth President and Chief Executive Officer. Eikeseth succeeded Kjetel Digre, who stepped down after six years leading the energy services company.
Definitive Healthcare Announces Clay Ritchey as CEO
Definitive Healthcare appointed Clay Ritchey Chief Executive Officer. Ritchey brings more than 25 years of experience in healthcare data and technology and succeeded Kevin Coop.
Synergy IT Solutions Names John Ende as CEO
Synergy IT Solutions named John Ende Chief Executive Officer. Ende brings more than 25 years of executive experience encompassing operations, sales, marketing, customer experience, organizational development, and corporate strategy.
Simeon Kohl Joins Health Catalyst as CEO and President
Health Catalyst appointed Simeon Kohl Chief Executive Officer and President. Kohl previously led Performant Healthcare and brings more than two decades of experience across healthcare operations, corporate development, and public-company management.
Robin Wadsworth Appointed CEO of Nicus
Nicus appointed Robin Wadsworth Chief Executive Officer. Wadsworth brings more than 30 years of experience with growth-oriented software businesses and had worked with Nicus before formally assuming the CEO position.
Marco Viganò Joins Jil Sander as CEO
Jil Sander appointed Marco Viganò Chief Executive Officer. The former Moncler executive brings extensive experience in luxury fashion as the OTB-owned brand continues its development in the international luxury market.
CereVasc Appoints CEO to Tony Kingsley
CereVasc appointed Tony Kingsley President and Chief Executive Officer. Kingsley will lead the medical device company’s strategy and operations as it prepares for commercialization of its eShunt System.
Slingshot Biosciences Promoted Nimisha Srivastava to CEO
Slingshot Biosciences promoted Dr. Nimisha Srivastava to Chief Executive Officer. Srivastava previously served as the company’s Chief Operating Officer and succeeds Glenn Bilawsky.
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