Hanne Callewaert

Hanne Callewaert serves as Chief Executive Officer at AstriVax. AstriVax operates in the research sector with approximately 38.0 employees. The company is headquartered in Bekkevoort, Flanders. AstriVax generates annual revenue of 250000.0. To date, AstriVax has raised 32679550.0 in total funding, with the most recent round being Other.

Industry & Role Insights

• • MessageCEO tracks 2,961 executives in the research sector.
• • 890 executive contacts are available in Flanders.
• • Our database includes 201,469 c suite-level executives.

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Mark Chief Executive Officer at 23Strands

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Alistair Draffan Chief Executive Officer at 360biolabs Pty Ltd

Outreach Guidance — research Sector

Executives like Hanne Callewaert in the research 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 AstriVax.

Hanne Callewaert's Position in the MessageCEO Database

• •Hanne Callewaert is 1 of 1 verified executive contact we track at AstriVax.
• •2,871 verified executive contacts in research are in the MessageCEO database.
• •884 verified executive contacts in Flanders are in the database.
• •38 verified contacts work at research companies in the 38.0 employee range (same size as AstriVax).

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 We do not publish personal addresses or sensitive identifiers.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

How do I reach Hanne Callewaert directly?

Hanne Callewaert's verified email address is available to MessageCEO Pro subscribers. They currently serve as Chief Executive Officer at AstriVax. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Hanne Callewaert work for?

Hanne Callewaert is Chief Executive Officer at AstriVax, a company in the research sector with 38.0 employees. The company is based in Bekkevoort, Flanders.

Can I pitch or sell to Hanne Callewaert?

As Chief Executive Officer at AstriVax, Hanne Callewaert is a key decision-maker in the research sector. MessageCEO Pro gives you verified email to reach Hanne Callewaert directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Hanne Callewaert in?

Hanne Callewaert works in the research industry as Chief Executive Officer at AstriVax. MessageCEO provides verified contact information for executives across all major industries.

Is Hanne Callewaert's contact information verified?

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

Last updated: May 30, 2026