Michael O'Sullivan

Michael O'Sullivan serves as CTO at Xunison. Xunison operates in the telecommunications sector with approximately 41.0 employees. The company is headquartered in Dublin, County Dublin. To date, Xunison has raised 3574305.0 in total funding, with the most recent round being Seed.

Industry & Role Insights

• • MessageCEO tracks 3,242 executives in the telecommunications sector.
• • 226 executive contacts are available in County Dublin.
• • Our database includes 201,469 c suite-level executives.

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Geoffrey Head Chief Sales & Marketing Officer | Telecom Industry Specialist at 10T Tech Limited

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Mallory Bastionell CMO, Converge360 (Enterprise Tech, Education, Security & Safety), a division of 1105 Media at 1105 Media

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Rajeev Kapur President and CEO at 1105 Media

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Erik Lindgren Chief Technology Officer at 1105 Media

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Neal Vitale CEO at 1105 Media

Outreach Guidance — telecommunications Sector

Executives like Michael O'Sullivan in the telecommunications sector receive targeted outreach from sales teams, recruiters, and investors. To stand out, personalize your message with industry-specific context and a clear, specific value proposition relevant to their role at Xunison.

Michael O'Sullivan's Position in the MessageCEO Database

• •Michael O'Sullivan is 1 of 1 verified executive contact we track at Xunison.
• •3,110 verified executive contacts in telecommunications are in the MessageCEO database.
• •225 verified executive contacts in County Dublin are in the database.
• •21 verified contacts work at telecommunications companies in the 41.0 employee range (same size as Xunison).

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 We do not publish personal addresses or sensitive identifiers.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 June 2026.

How do I reach Michael O'Sullivan directly?

Michael O'Sullivan's verified email address is available to MessageCEO Pro subscribers. They currently serve as CTO at Xunison. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Michael O'Sullivan work for?

Michael O'Sullivan is CTO at Xunison, a company in the telecommunications sector with 41.0 employees. The company is based in Dublin, County Dublin.

Can I pitch or sell to Michael O'Sullivan?

As CTO at Xunison, Michael O'Sullivan is a key decision-maker in the telecommunications sector. MessageCEO Pro gives you verified email to reach Michael O'Sullivan directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Michael O'Sullivan in?

Michael O'Sullivan works in the telecommunications industry as CTO at Xunison. MessageCEO provides verified contact information for executives across all major industries.

Is Michael O'Sullivan's contact information verified?

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

Last updated: June 21, 2026