Michal Klaus

Michal Klaus serves as CEO at Ataccama. Ataccama operates in the information technology & services sector with approximately 510.0 employees. The company is headquartered in Toronto, Ontario. Ataccama generates annual revenue of 80000000.0. To date, Ataccama has raised 152000000.0 in total funding, with the most recent round being Other.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • We have verified contacts for 4 executives at Ataccama.
• • 3,797 executive contacts are available in Ontario.
• • Our database includes 201,465 c suite-level executives.

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Martin Zahumensky Chief Technology Officer at Ataccama

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Mike McKee CEO and President at Ataccama

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Marek Ovcacek Field CTO at Ataccama

Outreach Guidance — information technology & services Sector

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

Michal Klaus's Position in the MessageCEO Database

• •Michal Klaus is 1 of 4 verified executive contacts we track at Ataccama.
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •3,711 verified executive contacts in Ontario are in the database.
• •125 verified contacts work at information technology & services companies in the 510.0 employee range (same size as Ataccama).

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 We do not publish personal addresses or sensitive identifiers.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

How do I reach Michal Klaus directly?

Michal Klaus's verified email address is available to MessageCEO Pro subscribers. They currently serve as CEO at Ataccama. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Michal Klaus work for?

Michal Klaus is CEO at Ataccama, a company in the information technology & services sector with 510.0 employees. The company is based in Toronto, Ontario.

Can I pitch or sell to Michal Klaus?

As CEO at Ataccama, Michal Klaus is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Michal Klaus directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Michal Klaus in?

Michal Klaus works in the information technology & services industry as CEO at Ataccama. MessageCEO provides verified contact information for executives across all major industries.

Is Michal Klaus's contact information verified?

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

Last updated: September 23, 2026