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Title: Chief Information Security Officer Company: Pfizer Industry: Healthcare & Life Sciences

Kostas serves as senior at Pfizer, bringing over 25 years of cybersecurity leadership across world-class financial, consumer and healthcare institutions. Having held CISO roles at Procter & Gamble, Mondelez, Citigroup, Deutsche Bank and NASDAQ, Kostas has led complex incident response operations alongside law enforcement and regulators. At Pfizer, Kostas oversees global threat mitigation, regulatory compliance and cybersecurity governance, protecting vital intellectual property and healthcare infrastructure while advising academic cybersecurity programmes.

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