CISO / CTO
OZYS
Seoul
Jongsic Choi serves as CISO / CTO at OZYS. OZYS operates in the information technology & services sector with approximately 18.0 employees. The company is headquartered in Seoul.
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Executive contact data compiled from public business filings, LinkedIn public profiles, company press materials, and verified outbound email testing. We do not publish personal addresses or sensitive identifiers. Methodology & sources · Removal requests handled at /remove-info · Updated July 2026.
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Jongsic Choi is CISO / CTO at OZYS, a company in the information technology & services sector with 18.0 employees. The company is based in Seoul.
As CISO / CTO at OZYS, Jongsic Choi is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Jongsic Choi directly — ideal for B2B sales, partnerships, and executive recruiting.
Jongsic Choi works in the information technology & services industry as CISO / CTO at OZYS. MessageCEO provides verified contact information for executives across all major industries.
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