Heikki Sivonen

Heikki Sivonen serves as Chief Marketing Officer at Zefort. Zefort operates in the information services sector with approximately 23.0 employees. To date, Zefort has raised 325220.0 in total funding, with the most recent round being Other.

Industry & Role Insights

• • MessageCEO tracks 755 executives in the information services sector.
• • We have verified contacts for 2 executives at Zefort.
• • Our database includes 201,469 c suite-level executives.

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Jussi Karttila CEO at Zefort

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Christophe Berbizier CTO at ...

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Johan Pic Consultant Expert, partner, CEO at 2GEZER make IT happen

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Donna Poulin Chief Technology Officer at 3 Reasons Consulting, LLC

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Neehar Pathare MD, CEO & CIO at 63SATS

Outreach Guidance — information services Sector

Executives like Heikki Sivonen in the information services 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 Zefort.

Heikki Sivonen's Position in the MessageCEO Database

• •Heikki Sivonen is 1 of 2 verified executive contacts we track at Zefort.
• •747 verified executive contacts in information services are in the MessageCEO database.
• •22 verified contacts work at information services companies in the 23.0 employee range (same size as Zefort).

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 We do not publish personal addresses or sensitive identifiers.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 Heikki Sivonen directly?

Heikki Sivonen's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Marketing Officer at Zefort. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Heikki Sivonen work for?

Heikki Sivonen is Chief Marketing Officer at Zefort, a company in the information services sector with 23.0 employees.

Can I pitch or sell to Heikki Sivonen?

As Chief Marketing Officer at Zefort, Heikki Sivonen is a key decision-maker in the information services sector. MessageCEO Pro gives you verified email to reach Heikki Sivonen directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Heikki Sivonen in?

Heikki Sivonen works in the information services industry as Chief Marketing Officer at Zefort. MessageCEO provides verified contact information for executives across all major industries.

Is Heikki Sivonen's contact information verified?

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

Last updated: June 21, 2026