John Cleasby

John Cleasby serves as Chief Technology Officer at Jangala. Jangala operates in the information technology & services sector with approximately 35.0 employees. The company is headquartered in London, England.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • 10,137 executive contacts are available in England.
• • Our database includes 201,469 c suite-level executives.

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Marvin Jo CTO at 위블링

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Robert Kim CEO, North America at 당근마켓

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Kyung Lim CTO at 인터파크

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Alex Ryu Chief Operating Officer, Supply Chain Solutions Group at 동양시스템즈(주)

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Wonho Kang 라포테이블(팔도감) | CEO · Product Lead at 라포랩스(퀸잇)

Outreach Guidance — information technology & services Sector

Technology executives make decisions on infrastructure, tooling, and partnerships. When reaching out to John Cleasby, lead with your value proposition relative to the stack they currently use. Generic pitches perform poorly; specific technical relevance is key.

John Cleasby's Position in the MessageCEO Database

• •John Cleasby is 1 of 1 verified executive contact we track at Jangala.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •10,040 verified executive contacts in England are in the database.
• •617 verified contacts work at information technology & services companies in the 35.0 employee range (same size as Jangala).

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 We do not publish personal addresses or sensitive identifiers.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.

How do I reach John Cleasby directly?

John Cleasby's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Technology Officer at Jangala. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does John Cleasby work for?

John Cleasby is Chief Technology Officer at Jangala, a company in the information technology & services sector with 35.0 employees. The company is based in London, England.

Can I pitch or sell to John Cleasby?

As Chief Technology Officer at Jangala, John Cleasby is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach John Cleasby directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is John Cleasby in?

John Cleasby works in the information technology & services industry as Chief Technology Officer at Jangala. MessageCEO provides verified contact information for executives across all major industries.

Is John Cleasby's contact information verified?

Yes. MessageCEO verifies executive contact information through multiple data sources and regular validation checks. John Cleasby's profile is kept up-to-date with the latest available information.

Last updated: July 20, 2026